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Several Determination Methods of Nitrogen Oxides

Several Determination Methods of Nitrogen Oxides, Total:499 items.

In the international standard classification, Several Determination Methods of Nitrogen Oxides involves: Air quality, Analytical chemistry, Vocabularies, Ferroalloys, Explosion protection, Inorganic chemicals, Ceramics, Tobacco, tobacco products and related equipment, Products of the chemical industry, Soil quality. Pedology, Fertilizers, Metalliferous minerals, Non-ferrous metals, Burners. Boilers, Refractories, Environmental protection, Edible oils and fats. Oilseeds, Water quality, Organic chemicals, Materials for the reinforcement of composites, Nuclear energy engineering, Petroleum products in general, Shipbuilding and marine structures in general, Animal feeding stuffs, Milk and milk products, Particle size analysis. Sieving, Natural gas, Testing of metals, Fuels, Powder metallurgy, Surface treatment and coating, Raw materials for rubber and plastics, Dentistry, Products of the textile industry, Sugar. Sugar products. Starch, Coals, Plastics, Textile fibres, Paint ingredients, Road engineering, Products of non-ferrous metals, Non-metalliferous minerals, Welding, brazing and soldering, Occupational safety. Industrial hygiene, Geology. Meteorology. Hydrology, Construction materials.

Chongqing Provincial Standard of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

DB50/T 833-2017 Determination of nitrogen oxides in ambient air (nitrogen monoxide and nitrogen dioxide) by chemiluminescence

Japanese Industrial Standards Committee (JISC), Several Determination Methods of Nitrogen Oxides

JIS K 0104:1984 Methods for determination of oxides of nitrogen in flue gases
JIS K 0104:2000 Methods for determination of nitrogen oxides in flue gas
JIS K 0104:2011 Methods for determination of nitrogen oxides in flue gas
JIS H 1902:1990 Methods for determination on physical properties of aluminium oxide
JIS K 0227:1984 Analytical method for trace nitrogen oxides in diluent gas and zero gas
JIS B 7992:2002 Automated measuring systems for oxides of nitrogen in flue gas using non-extractive methods
JIS K 0103:1995 Methods for determination of sulfur oxides in flue gas
JIS K 0103:2005 Methods for determination of sulfur oxides in flue gas
JIS K 0103:1999 Methods for determination of sulfur oxides in flue gas
JIS K 0103:2011 Methods for determination of sulfur oxides in flue gas
JIS D 1030:1995 Analytical procedure for continuous measurement of carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas

Military Standard of the People's Republic of China-General Armament Department, Several Determination Methods of Nitrogen Oxides

GJB 533.5-1988 Detection method for 45 components of submarine cabin air. Determination of nitrogen oxide content. Calibration tube method
GJB 533.22-1988 Detection method for 45 components of submarine cabin air. Determination of hydrogen, oxygen, nitrogen and methane content by gas chromatography.
GJB 533.4-1988 Detection method for 45 components of submarine cabin air. Determination of sulfur dioxide content. Calibration tube method
GJB 533.2-1988 Detection method for 45 components of submarine cabin air - Determination of carbon monoxide content Calibration tube method
GJB 533.6-1988 Detection method for 45 components of submarine cabin air. Calibration tube method for determination of carbon dioxide content.

Professional Standard - Environmental Protection, Several Determination Methods of Nitrogen Oxides

HJ 479-2009 Ambient air.Determination of nitrogen oxides.N-(1-Naphthyl)ethylene diamine dihydrochloride spectrophotometric method
HJ 479-2009(XG1-2018) Determination of nitrogen oxides (nitrogen monoxide and nitrogen dioxide) in ambient air Spectrophotometric method of naphthalene ethylenediamine hydrochloride "No. 1 Amendment"
HJ 1043-2019 Automatic Determination of Nitrogen Oxides in Ambient Air by Chemiluminescence
HJ 675-2013 Determination of nitrogen oxide emissions from stationary sources by acid-base titration method
HJ 693-2014 Stationary source emission.Determination of nitrogen oxides.Fixed potential by electrolysis method
HJ 1045-2019 Technical requirements and testing methods for portable ultraviolet absorption measuring instruments for flue gas from stationary pollution sources (sulfur dioxide and nitrogen oxides)
HJ 692-2014 Stationary source emission.Determination of nitrogen oxides.Non-dispersive infrared absorption method
HJ/T 42-1999 Stationary source emission.Determination of nitrogen oxide.Ultraviolet spectrophotometric method
HJ 1132-2020 Portable UV Absorption Method for Determination of Nitrogen Oxide in Exhaust Gas from Stationary Pollution Sources
HJ/T 43-1999 Stationary source emission-Determination of nitrogen oxide-N-(1-naphthyl)-ethylenediamine dihydrochloride spectrophotometric method

未注明发布机构, Several Determination Methods of Nitrogen Oxides

DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence
BS 6068-2.34:1988(2011) Water quality — Part 2 : Physical, chemical and biochemical methods — Section 2.34 Method for the determination of the chemical oxygen demand

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Several Determination Methods of Nitrogen Oxides

GB/T 15436-1995 Ambient air--Determination of nitrogen oxides--Saltzman method
GB/T 6609.4-2004 Chemical analysis methods and determination of physical performance of alumina Determination of ferric oxide content-Orthophenanthroline photometric method
GB/T 6609.4-1986 Methods for chemical analysis of aluminium oxide--The orthophenanthroline photometric method for the determination of ferric oxide content
GB/T 6609.35-2023 Methods of chemical analysis and determination of physical properties of alumina Part 35: Determination of specific surface area Nitrogen adsorption method
GB/T 6609.35-2009 Chemical analysis methods and determination of physical performance of alumina-Part 35: Determination of specific surface area by nitrogen adsorption
GB/T 3257.15-1999 Methods for chemical analysis of bauxite--Determination the total content of rare earth oxide--Tribromo-arsenazo photometric method
GB/T 12690.17-1990 Rare-earth metals and their oxides--Determination of calcium content--Nitrous oxide-acetylene flame atomic absorption spectrometric method
GB/T 6610.4-2003 Chemical analysis methods of aluminium hydroxide Determination of ferric oxide content-Orthophenanthroline photometric method
GB/T 6609.5-2004 Chemical analysis methods and determination of physical performance of alumina Determination of sodium oxide content
GB/T 12690.19-1990 Rare-earth metals and their oxides--Determination of iron content--1,10-phenanthroline spectrophotometric method
GB/T 8969-1988 Air quality--Determination of nitrogen oxides in ambient air--Griess-saltzman method
GB 8969-1988 Air Quality Nitrogen Oxides Determination Naphthaleneethylenediamine Hydrochloride Colorimetric Method
GB/T 11198.11-1989 Sulphuric acid for industrial use--Determination of oxides of nitrogen-2.4-xylenol spectrophotometric method
GB/T 6609.6-2004 Chemical analysis methods and determination of physical performance of alumina Determination of potassium oxide content-Flame photometric method
GB/T 16480.5-1996 Method for chemical analysis of yttrium and yttium oxide--Determination of nitrogen content
GB/T 6609.3-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of silicon dioxide content-Molybdenum blue photometric method
GB/T 6609.6-2018 Chemical analysis methods and determination of physical performance of alumina.Part 6:Determination of potassium oxide content
GB/T 7315.3-1987 Methods for chamical analysis of vanadium pentixide--The ortho-phenanthroline spectrophotometric method forthe determination of iron content
GB/T 6609.9-2004 Chemical analysis methods and determination of physical performance of alumina Determination of cupric oxide content-2,9-Dimethyl-1,10phenanthroline photometric method
GB/T 12690.4-2003 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides Determination of oxygen and nitrogen content Impulse-infrared and impulse-thermal conductance absorption method
GB/T 4698.7-2011 Methods for chemical analysis of titanium sponge, titanium and titanium alloys.Determination of oxygen and nitrogen content
GB/T 12690.29-2000 Rare earth metals and their oxide Determination of cerium oxide content-Fluorescent spectrophotometric method
GB/T 6609.1-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of moisture-Gravimetric method
GB/T 3257.5-1999 Methods for chemical analysis of bauxite--Determination of iron oxide content--Orthophenanthroline photometric method
GB/T 6609.24-2004 Chemical analysis methods and determination of physical performance of alumina Measurement of the angle of repose
GB/T 6609.19-2004 Chemical analysis methods and determination of physical performance of alumina Determination of lithia content-Flame atomic absorption spectrophotometric method
GB/T 6609.20-2004 Chemical analysis methods and determination of physical performance of alumina Determination of magnesia content-Flame atomic absorption spectrophotometric method
GB/T 6609.17-2004 Chemical analysis methods and determination of physical performance of alumina Determination of phosphorus pentoxide content-Molybdenum blue spectrophotometric method
GB/T 6609.12-2004 Chemical analysis methods and determination of physical performance of alumina Determination of zinc oxide content-Flame atomic absorption spectrophotometric method
GB/T 6609.13-2004 Chemical analysis methods and determination of physical performance of alumina Determination of calcium oxide content-Flame atomic absorption spectrophotometric method
GB/T 6609.20-2004 Methods for chemical analysis of alumina and methods for determining physical properties
GB/T 6609.22-2004 Chemical analysis methods and determination of physical performance of alumina Sampling
GB/T 12690.4-1990 Cerium oxide--Determination of lanthanum oxide, praseodymium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Spectrochemical method
GB/T 12690.9-1990 Neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents--Spectrochemical method
GB/T 6609.16-2004 Chemical analysis methods and determination of physical performance of alumina Determination of boron trioxide content-Curcumin spectrophotometric method
GB/T 6609.11-2004 Chemical analysis methods and determination of physical performance of alumina Determination of manganous oxide content-Flame atomic absorption spectrophotometric method
GB/T 6609.29-2004 Chemical analysis methods and determination of physical performance of alumina Determination of an absorption index
GB/T 6609.25-2004 Chemical analysis methods and determination of physical performance of alumina Determination of untamped density
GB/T 16555.5-1996 Chemical analysis for silicon carbide refractories--Determination of ferric oxide--o-Phenanthroline photometric method
GB/T 12690.2-1990 Lanthanum oxide--Determination of neodymium oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents-Emission spectrographic method
GB/T 12690.6-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 12690.10-1990 Gadolinium oxide--Determination of samarium oxide, europium oxide, terbium oxide, dysprosium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 6609.2-2004 Chemical analysis methods and Determination of physical performance of alumina Determination of the loss of mass at 1100°C-Gravimetric method
GB/T 6609.7-2004 Chemical analysis methods and determination of physical performance of alumina Determination of titanium dioxide content-Diantiprylmehane photometric method
GB/T 3253.2-2008 Methods for chemical analysis of antimony and antimony trioxide.Determination of iron content.Orthophenanthroline spectrophotometric method
GB/T 6901.4-1986 Silica refractories--Determination of iron oxide content-0-phenanthroline photometric method
GB/T 16032-1995 Workplace air--Determination of nitrogen oxides--Naphthyl ethylenediamine dihydrochloride spectrophotometric method
GB/T 6609.8-2004 Chemical analysis methods and determination of physical performance of alumina Determination of chromium sesquioxide content-Diphenyl carbazide photometric method
GB/T 12690.14-1990 Lanthanum oxide, cerium oxide, neodymium oxide, gadolinium oxide--Determination of cobalt, iron,manganese, nichel, copper, ckromium, lead and zinc in oxides contents--Emission spectrographic method
GB/T 4375.5-1984 Methods for chemical analysis of gallium--The N2O-C2H2flame atomic absorption spectrophotometric method for the determination of calcium content
GB/T 23274.2-2009 Methods for chemical analysis of stannic oxide.Part 2:Determination of iron content.1，10-phenanthroline photometric method
GB/T 6609.21-2004 Alumina chemical analysis method and physical property determination method Butyl rhodamine B spectrophotometric method Determination of gallium trioxide content
GB/T 6609.21-2004 Alumina chemical analysis method and physical property determination method Butyl rhodamine B spectrophotometric method Determination of gallium trioxide content
GB/T　6609.21-2004 Alumina chemical analysis method and physical property determination method Butyl rhodamine B spectrophotometric method Determination of gallium trioxide content
GB/T 12690.3-1990 Cerium and cerium oxide--Determination of lanthanum oxide, praseodymium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 12690.5-1990 Praseodymium oxide--Determination of lanthanum oxide, cerium oxide, neodymium oxide, samarium oxide and yttrium oxide contents--X ray fluorescence spectrometric method
GB/T 12690.8-1990 Neodymium and neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide and yttrium oxide contents--Emission spectrographic method
GB/T 6609.34-2009 Chemical analysis methods and determination of physical performance of alumina.Part 34:Method of calculating alumina content
GB/T 6609.26-2004 Chemical analysis methods and determination of physical performance of alumina Determination of absolute density-Pycnometer method
GB/T 12690.11-1990 Terbium oxide--Determination of lanthanum oxide,cerium oxide,praseodymium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,dysprosium oxide,holmium oxide,erbium oxide and yttrium oxide contents--Emission spectrographi
GB/T 6609.31-2009 Methods of chemical analysis and determination of physical properties of alumina - Part 31: Determination of flow angle
GB/T 6609.19-2018 Chemical analysis methods and determination of physical performance of alumina.Part 19:Determination of lithium oxide content.Flame atomic absorption spectrometry method
GB/T 6609.32-2009 Chemical analysis methods and determination of physical performance of alumina.Part 32:Determination of а-alumina content by X-ray diffraction
GB/T 6609.10-2004 Chemical analysis methods and determination of physical performance of alumina Determination of vanadic oxide content-N-benzoyI-N-phenylhydroxylamine extraction photometric method
GB/T 11064.7-1989 Lithium carbonate,lithium hydroxide monohydrate and lithium chloride--Determination of iron content--1.10-phenanthroline spectrophotometric method
GB/T 3885.6-1983 Methods for chemical analysis of spodumenite and lepidolite concentrates--The O-phenanthroline photometric method for the determination of ferric oxide content
GB/T 6901.4-2004 Chemical analysis of silica refractories-Part 4:Determination of iron oxide-o-phenanthroline photometric method
GB/T 18882.5-2002 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore-Determination of aluminum oxide content-EDTA titrimetric method
GB 5124.4-1985 Methdos for chemical analysis of hardmetals－The photometric peroxide method for the determination of titanium content
GB/T 5124.4-1985 Methods for chemical analysis of hardmetals--The photometric peroxide method for the determination of titanium content
GB/T 12690.1-1990 Lanthanum oxide--Determination of cerium oxide, praseodymium oxide, nedeodynium oxide, samarium oxide and yttrium oxide--Induetively coupled plasma atomic emission spectrographic method
GB/T 6609.15-2004 Chemical analysis methods and determination of physical performance of alumina Determination of chlorine content-Ferric thiocyanate photometric method
GB/T 6609.27-2004 Chemical analysis methods and determination of physical performance of alumina Particle size analysis-Sieving method
GB/T 6609.36-2009 Chemical analysis methods and determination of physical performance of alumina-Part 36: Determination of flow time
GB/T 6609.33-2009 Chemical analysis methods and determination of physical performance of alumina-Part 33: Determination of attrition index
GB/T 21994.7-2008 Chemical analysis of magnesium fluoride.Part 7:Determination of iron content.Orthophenantholine photometric method
GB/T 22660.7-2008 Chemical analysis methods of lithium fluoride.Part 7:Determination of iron content.Orthophenantholine photometric method
GB/T 12094-1989 Method for determination of sulfur dioxide content in starches and derived products
GB/T 5070.3-2002 Chemical analysis of magnesia chromite refractories--Part 3: Determination of iron oxide--O-phenanthroline photometric method
GB/T 6900.3-1986 Fireclay and high-alumina refractories--Determination of iron oxide content--0-phenanthroline photometric method
GB 6900.3-1986 Clay, high alumina refractories chemical analysis method o-phenanthrene spectrophotometric determination of ferric oxide content
GB/T 12690.7-1990 Neodymium and neodymium oxide--Determination of lanthanum oxide, cerium oxide, praseodymium oxide, samarium oxide, yttrium oxide contents--X-ray fluorescence spectrometric method
GB/T 12690.28-2000 Rare earth metals and their oxide-Determination of calcium oxide content-Inductively coupled plasma atomic emission spectrographic method
GB/T 18115.1-2000 Lanthanum oxide-Determination of cerium oxide,praseodymium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.2-2000 Cerium oxide-Determination of lanthanum oxide,praseodymium oxide,neodymium oxide,samarium,oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.5-2000 Samarium oxide-Determination of lanthanum oxide,cerium oxide,praseodymium oxide,neodymium oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.6-2000 Gadolinium oxide-Determination of lanthanum oxide,cerium oxide,praseodymium oxide,neodymium oxide,samarium oxide europium oxide,terbium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.7-2000 Terbium oxide-Determination of lanthanum oxide,cerium oxide,praseodymium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.9-2000 Holmium oxide-Determination of lanthanum oxide,cerium oxide,praseodymium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.8-2000 Dysprosium oxide-Determination of lanthanum oxide,ceriurm oxide,praseodymium oxide,neodymium oxide,samarium oxide,eueropium oxide,gadolinium oxide,terbium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,luteclum oxide and yttrium oxide cont
GB/T 18115.4-2000 Neodynium oxide-Determination of lanthanum oxide,cerium oxide,praseodymium oxide,samarium oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.10-2000 Erbium oxide-Determination of lanthanum oxide,cerium oxide,praseodymium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,terbium oxide,dysprosium oxide,holmium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conten
GB/T 18115.3-2000 Praseodymium oxide-Determination of lanthanum oxide,cerium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,terbium oxide, dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium oxide and yttrium oxide conte
GB/T 5069.4-2001 Chemical analysis of magnesia and magnesia-alumina refractory materials--Ortho-phenanthroline photometric method for determination of iron oxide content
GB/T 12690.6-2003 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides-Determination of iron content-Kalium thiocyanate,1,10-phenanthroline spectrophotometric method
GB/T 12690.3-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides-Determination of water content of rare earth oxides-Gravimetric method
GB/T 12690.2-2002 Chemical analysis methods for non-RE impurity of rare earth metals and their oxides Determination of ignition loss content of rare earth oxides-Gravimetric method
GB/T 18882.2-2008 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore.Determination of aluminum oxide content
GB/T 12690.27-1990 Rare-earth metals and their oxides--Determination of ignition loss--Gravimetric method
GB/T 11064.9-1989 Lithium carbonate, lithium hydroxide monohydrate and lithium chloride--Determination of sulphide content--Reduction titrimetric method
GB/T 16484.4-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate.Part 4:Determination of thorium oxide content.ArsenazoⅢ spectrophotometry
GB/T 6609.23-2004 Methods for chemical analysis of alumina and methods for determination of physical properties Preparation and storage of samples
GB/T 6609.23-2004 Methods for chemical analysis of alumina and methods for determination of physical properties Preparation and storage of samples
GB/T　6609.23-2004 Methods for chemical analysis of alumina and methods for determination of physical properties Preparation and storage of samples
GB/T 4325.23-2013 Methods for chemical analysis of molybdenum.Part 23:Determination of oxygen and nitrogen contents.Inert gas fusion-infrared absorption and thermal conductivity method
GB/T 11064.10-1989 Lithium carbonate and lithium hydroxide monohydrate--Determination of chloride content--Mercurmetric method
GB/T 6609.2-2009 Chemical analysis methods and determination of physical performance of aluminium hydroxide.Part 2:Determination of loss of mass at 300℃ and 1000℃
GB/T 6609.25-2023 Methods of chemical analysis and determination of physical properties of alumina - Part 25: Determination of bulk and tapped densities
GB/T 18882.4-2002 Chemical analysis methods for mixed rare earth oxide of ion-absorpted type RE ore-Determination of aluminum oxide content-Atomic emission spectrographic method
GB/T 16484.21-2009 Chemical analysis methods of rare earth chloride and light rare earth carbonate.Part 21:Determination of iron oxide content.1,10-phenanthroline spectrophotometry
GB/T 12687.1-1990 Chemical analysis of nitrate of rare earth for agriculture--Determination of total rare earth oxide content--Gravimetric method
GB/T 6609.14-2004 Chemical analysis methods and determination of physical performance of alumina Determination of fluorine content-Lanthanum-alizarincomplexone spectrophotometric method
GB/T 14506.4-1993 Sillicate rocks. Determination of alumina content. Fluoride replacement complexometric method
GB/T 6609.27-2023 Methods of chemical analysis and determination of physical properties of alumina Part 27: Particle size analysis and sieving method
GB/T 6609.27-2009 Chemical analysis methods and determination of physical performance of alumina.Part 27:Partical size analysis.Method using electriformed sieves
GB/T 11064.7-2013 Methods for chemical analysis of lithium carbonate,lithium hydroxide monohydrate and lithium chloride.Part 7:Determination of iron content.1,10-Phenanthroline spectrophotometric method
GB/T 6609.28-2004 Chemical analysis methods and determination of physical performance of alumina Determination of the fine particle size distribution(less than 60μm)-Method using electroformed sieves
GB/T 23274.7-2009 Methods for chemical analysis of stannic oxide.Part 7:Determination of soluble matter in hydrochloric acid .Gravimetric method
GB/T 18882.1-2008 Chemical analysis methods of mixed rare earth oxide of ion-absorpted type RE ore.Determination of fifteen REO relative content
GB/T 23594.1-2009 Chemical analysis methods of rare earth contents in samarium-europium-gadolinium concentrates.Part 1:Determination of total rare earth oxide content.Gravimetry
GB/T 42630-2023 Method for chemical phase analysis of copper-nickel sulfide ore Determination of nickel and cobalt content in six mineral phases

Canadian Standards Association (CSA), Several Determination Methods of Nitrogen Oxides

CSA Z223.24 -M1983-1983 Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air General Instruction No 1 R(1999)
CSA Z223.2-M86-CAN/CSA-1986 Method for the Continuous Measurement of Oxygen, Carbon Dioxide, Carbon Monoxide, Sulphur Dioxide, and Oxides of Nitrogen in Enclosed Combustion Flue Gas Streams General Instruction No 1 R(1999)

Professional Standard - Coal, Several Determination Methods of Nitrogen Oxides

MT 279-1994 Harmful gas existing in mine air Detection method of nitrogen oxide（detector tube method）
MT/T 279-1994

Association of German Mechanical Engineers, Several Determination Methods of Nitrogen Oxides

VDI 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method
VDI 3794 Blatt 3-2009 Determination of deposition fluxes of ambient air pollutants - Determination of the deposition flux of atmospheric nitrogen oxides (NOy) using the IRMA method
VDI 3794 Blatt 1-2010 Determination of deposition fluxes of ambient air pollutants - Determination of the deposition fluxes of fluorides, chlorides and sulphur oxides (SOx) by means of the IRMA-method

HU-MSZT, Several Determination Methods of Nitrogen Oxides

PL-PKN, Several Determination Methods of Nitrogen Oxides

PN Z04075-1961 Speedy Me?hod for De?er mina?ion of Ni?rogen Oxyde* in Air
PN C04545 ArkusZ03-1972 Wo?er and was?e water Tes?s for dissolved oxygen Determination of dissoked oxygen by Winkler method, azide modifikation
PN Z04092 Arkusz 01-1974 Air purity protectlon Tests tor nitric acid and nitrogen oxides Determination of nitric acid and total amount of nitric acid and nitrogen oxides in the work station by the colorimetric method with phenoldisulphonic acid
PN Z04156-02-1987 Air purity protection ests for magnesium oxide and alcium oxide etermination of magnesium oxide and alcium oxide in work places by olorometric method
PN Z04092-08-1989 Air purity protection Tests for nitric acid and nitrogen oxides Determination of nitrogen dioxide in ambient air (imision) by spectrophotometric method with passive sampling
PN E04417-1988 Insulating li?uids Test method for oxidation stability ot inhibited minera? insulating oils

Shandong Provincial Standard of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

DB37/T 3784-2019 Chemiluminescence method for the determination of nitrogen oxides in exhaust gas from stationary pollution sources
DB37/T 2704-2015 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet absorption method
DB37/T 4118-2020 Rapid detection method of diesel engine nitrogen oxide reducing agent-urea aqueous solution (AUS 32) by near-infrared spectroscopy

Malaysia Standards, Several Determination Methods of Nitrogen Oxides

MS 880 Pt.2-1984

KR-KS, Several Determination Methods of Nitrogen Oxides

KS L 1676-2023 Test method for the fixing performance of nitrogen oxides and sulfur oxides on the surface of photocatalytic construction materials
KS I ISO 7996-2021 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
KS I ISO 21258-2022 Stationary source emissions — Determination of the mass concentration of dinitrogen monoxide(N2O) — Reference method: Non-dispersive infrared method
KS L 1674-2023 Test method for nitrogen oxides removal performance of photocatalytic construction materials at site using contact reactor
KS M 2408-2003(2023) Test method for determination of oxygenates in gasoline by gas chromatography

Danish Standards Foundation, Several Determination Methods of Nitrogen Oxides

DS/EN 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
DS/EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
DS/ISO 11564+Cor.1:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method
DS/EN ISO 11905-1:2001 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate
DS/EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N2O) - Reference method: Non-dispersive infrared method
DS/EN ISO 15680:2004 Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption
DS/ISO 22863-10:2021 Fireworks – Test methods for determination of specific chemical substances – Part 10: Nitrogen content in nitrocellulose by iron(II) sulfate titration
DS/EN 16980-1:2021 Photocatalysis – Continuous flow test methods – Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
DS/EN ISO 15011-2:2010 Health and safety in welding and allied processes - Laboratory method for sampling fume and gases - Part 2: Determination of the emission rates of carbon monoxide (CO), carbon dioxide (CO2), nitrogen monoxide (NO) and nitrogen dioxide (NO2) during arc wel

Lithuanian Standards Office , Several Determination Methods of Nitrogen Oxides

LST EN 14792-2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
LST ISO 7996:1999 Ambient air. Determination of the mass concentration of nitrogen oxides. Chemiluminescence method (ISO 7996:1985)
LST EN ISO 11905-1:2000 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate (ISO 11905-1:1997)
LST EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N2O) - Reference method: Non-dispersive infrared method (ISO 21258:2010)
LST EN ISO 15680:2004 Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption (ISO 15680:2003)
LST EN ISO 15011-2:2010 Health and safety in welding and allied processes - Laboratory method for sampling fume and gases - Part 2: Determination of the emission rates of carbon monoxide (CO), carbon dioxide (CO2), nitrogen monoxide (NO) and nitrogen dioxide (NO2) during arc wel

Standard Association of Australia （SAA）, Several Determination Methods of Nitrogen Oxides

AS 3580.5.1:1993 Methods for sampling and analysis of ambient air - Determination of oxides of nitrogen - Chemiluminescence method
AS 3580.5.1:2023 Methods for sampling and analysis of ambient air, Method 5.1: Determination of oxides of nitrogen — Direct-reading instrumental method
AS 3580.5.1:2011
AS 2300.1.2.2:2008 Methods of chemical and physical testing for the dairying industry Method 1.2.2: General methods and principles- Determination of nitrogen—Nitrogen fractions from milk
AS 2300.1.2.2:1988 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of nitrogen - Nitrogen fractions from milk
AS 2300.1.2.1:1991 Methods of chemical and physical testing for the dairying industry - General methods and principles - Determination of nitrogen - Reference Kjeldahl method

German Institute for Standardization, Several Determination Methods of Nitrogen Oxides

DIN EN 14792:2017-05 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence; German version EN 14792:2017
DIN ISO 14238:2011 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO/DIS 14238:2011)
DIN EN 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NO<(Index)x>) - Reference method: Chemiluminescence; English version of DIN EN 14792:2006-04
DIN EN 16339:2013-11 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling; German version EN 16339:2013
DIN EN ISO 14238:2014 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes (ISO 14238:2012); German version EN ISO 14238:2013
DIN EN ISO 15680:2004-04 Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption (ISO 15680:2003); German version EN ISO 15680:2003
DIN EN ISO 11905-1:1998-08 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate (ISO 11905-1:1997); German version EN ISO 11905-1:1998
DIN EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence; German version EN 14792:2017
DIN EN 16980-1:2021-12 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials; German version EN 16980-1:2021
DIN EN ISO 21258:2010-11 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N<(Index)2>O) - Reference method: Non-dispersive infrared method (ISO 21258:2010); German version EN ISO 21258:2010
DIN EN 16980-1:2020 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials; German and English version prEN 16980-1:2020
DIN EN 14791:2017-05 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method; German version EN 14791:2017
DIN EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N<(Index)2>O) - Reference method: Non-dispersive infrared method (ISO 21258:2010); German version EN ISO 21258:2010

VN-TCVN, Several Determination Methods of Nitrogen Oxides

TCVN 7245-2003 Health care solid waste incinerator.Determination method of nitrogen oxides (NOx) concentration in fluegas
TCVN 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
TCVN 6138-1996 Ambient air.Determination of the mass concentration of nitrogen oxides.Chemiluminescence method
TCVN 7172-2002 Stationary source emissions.Determination of the mass concentration of nitrogen oxides.Naphthylethylenediamine photometric method
TCVN 2822-1987 Rare-earth ores.Method for the determination of total oxide of rare earth elements, uranium oxide and thorium oxide contents
TCVN 5362-1991 Graphite.Method for the determination of total oxide content of rare earth elements

IN-BIS, Several Determination Methods of Nitrogen Oxides

Professional Standard - Tobacco, Several Determination Methods of Nitrogen Oxides

YC/T 287-2009 Cigarettes.Determination of nitrogen oxide in cigarette mainstream smoke.Chemiluminescene method
YC/T 348-2010 Cigarettes-Determination of nitrogen oxides in cigarette mainstream smoke-Ion chromatograhic method

Association Francaise de Normalisation, Several Determination Methods of Nitrogen Oxides

NF X43-373*NF EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method : chemiluminescence
NF EN 14792:2017 Émissions de sources fixes - Détermination de la concentration massique des oxydes d'azote - Méthode de référence normalisée : chimiluminescence
NF X31-225*NF EN ISO 14238:2014 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
NF X43-028*NF EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
NF EN 16339:2013 Air ambiant - Méthode pour la détermination de la concentration du dioxyde d'azote au moyen d'échantillonneurs par diffusion
NF X43-339*NF ISO 11564:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method.
NF ISO 11564:2000 Émissions de sources fixes - Détermination de la concentration en masse des oxydes d'azote - Méthode photométrique à la naphtyléthylène diamine (NEDA)
NF EN ISO 21258:2010 Émissions de sources fixes - Détermination de la concentration massique de protoxyde d'azote (N2O) - Méthode de référence : méthode infrarouge non dispersive
NF EN 16980-1:2021 Photocatalyse - Méthode d'essai en flux continu - Partie 1 : détermination de la dégradation du monoxyde d'azote (NO) dans l'air par des matériaux photocatalytiques
NF EN ISO 6974-6:2005 Gaz naturel - Détermination de la composition avec une incertitude définie par chromatographie en phase gazeuse - Partie 6 : détermination de l'hydrogène, de l'hélium, de l'oxygène, de l'azote, du dioxyde de carbone et des hydrocarbures C1 à...
XP X43-305:2005 Qualité de l'air - Émissions de sources fixes - Détermination de la concentration en protoxyde d'azote (N20) à l'émission au moyen d'une méthode infra-rouge non dispersive - Méthode automatique
NF U42-125:1985 Fertilizers. Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide. Titrimetric method.
NF S57-037-10*NF ISO 22863-10:2021 Fireworks - Test methods for determination of specific chemical substances -Part 10 : nitrogen content in nitrocellulose by iron(II) sulfate titration
NF B44-212-1*NF EN 16980-1:2021 Photocatalysis - Continuous flow test methods - Part 1 : determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
NF EN ISO 6974-5:2014 Gaz naturel - Détermination de la composition et de l'incertitude associée par chromatographie en phase gazeuse - Partie 5 : Méthode isotherme pour l'azote, le dioxyde de carbone, les hydrocarbures C1 à C5 et C6+
NF ISO 8761:1990 Air des lieux de travail - Détermination de la concentration en masse du dioxyde d'azote - Méthode utilisant des tubes détecteurs pour échantillonnage rapide à lecture directe.
NF X43-372*NF EN 14791:2017 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method
NF EN 14791:2017 Émissions de sources fixes - Détermination de la concentration massique des oxydes de soufre - Méthode de référence normalisée
NF P15-478:1990 Methods of testing cement. Determination of the chloride, carbon dioxide and alkali content of cement.

AENOR, Several Determination Methods of Nitrogen Oxides

UNE-EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
UNE 77212:1993 AMBIENT AIR. DETERMINATION OF THE MASS CONCENTRATION OF NITROGEN OXIDES. CHEMILUMINESCENCE METHOD.
UNE-EN 16339:2014 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
UNE 77228:2002 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Naphthylethylenediamine photometric method.
UNE 56929:2004 Cork stoppers. Quantitative determination of the oxidising residues. Test methods and specifications.
UNE-EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N2O) - Reference method: Non-dispersive infrared method (ISO 21258:2010)
UNE-EN ISO 15680:2004 Water quality - Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption (ISO 15680:2003)
UNE-EN ISO 11905-1:1998 WATER QUALITY. DETERMINATION OF NITROGEN. PART 1: METHOD USING OXIDATIVE DIGESTION WITH PEROXODISULFATE. (ISO 11905-1:1997).
UNE 55601:1978 SODIUM HYDROXIDE USED AS RAW MATERIAL FOR DETERGENT COMPOSITIONS. METHOD OF ASSAY
UNE-EN ISO 15011-2:2010 Health and safety in welding and allied processes - Laboratory method for sampling fume and gases - Part 2: Determination of the emission rates of carbon monoxide (CO), carbon dioxide (CO2), nitrogen monoxide (NO) and nitrogen dioxide (NO2) during arc wel
UNE-EN 14791:2017 Stationary source emissions - Determination of mass concentration of sulphur oxides - Standard reference method

RU-GOST R, Several Determination Methods of Nitrogen Oxides

GOST ISO 14238-2014 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
GOST 10671.4-1974 Reagents. Methods for determination of nitrogen compaunds impurity general content
GOST R 51481-1999 Animal and vegetable fats and oils. Method for determination of oxidation stability (accelerated oxidation test)
GOST 18184.5-1979 Niobium pentoxide. Methods for the determination of oxides, aluminium, calcium and iron, of dioxides silicon and titanium
GOST R 57965-2017 Fiberglass. Method for determination of rare-earth oxides
GOST R 53024-2008 Mixed feeds, protein-vitamin-mineral concentrates. Method for determination of peroxide number (hydroperoxides and peroxides)
GOST 31485-2012 Mixed feeds, protein-vitamin-mineral concentrates. Method for determination of peroxide number (hydroperoxides and peroxides)
GOST 28687-2016 Reagents. Method for determination of peroxides in organic solvents
GOST 23862.13-1979 Lanthanum, neodymium, gadolinium, dysprosium, yttrium and their oxides. Method of determination of impurities as oxides of praseodymium, neodymium, samarium, europium, gadolinium, terbium, dysprosium
GOST R 51487-1999 Vegetable oils and animal fats. Method for deretmination of peroxide value
GOST 17444-1976 Reagents. Methods for determination of parent substance of organic nitrogen bearing compounds and salts of organic acids
GOST 2642.14-1986 Refractories and refractory raw materials. Method for the determination of zirconium oxide
GOST 23862.6-1979 Rare-earth metals and their oxides. Methods of determination of sodium, potassium and calcium
GOST 32387-2013 Goods of household chemistry. Method for determination of active oxygen mass fraction
GOST 14618.3-1978 Essential oils, aromatics and their intermediates. Methods for determination of peroxides
GOST 17444-2016 Reagents. Methods for determination of main substance of nitrogen containing organic compounds and salts of organic acids
GOST R 56752-2015 Resins and epoxy compounds. Methods for determination of epoxy groups mass fraction and epoxy equivalent
GOST 32767-2014 Automobile roads of general use. Mineral powder. Method of determining the content of sesquialteral oxides

Beijing Provincial Standard of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

DB11/ 1476-2017 Rapid detection method and emission limit value of nitrogen oxides in heavy-duty vehicles

International Organization for Standardization (ISO), Several Determination Methods of Nitrogen Oxides

ISO 7996:1985 Ambient air; Determination of the mass concentration of nitrogen oxides; Chemiluminescence method
ISO/TS 17193:2011 Milk - Determination of the lactoperoxidase activity - Photometric method (Reference method)
ISO 7408:1983 Fertilizers; Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide; Titrimetric method
ISO/DIS 23597 Rare earth — Determination of rare earth content in individual rare earth metal and their oxides — Titration method
ISO/FDIS 23597 Rare earth — Determination of rare earth content in individual rare earth metal and their oxides — Titration method
ISO 2363:1972 Sulphuric acid and oleums for industrial use; Determination of oxides of nitrogen; 2,4- Xylenol spectrophotometric method
ISO 5815-1:2019 Water quality — Determination of biochemical oxygen demand after n days (BODn) — Part 1: Dilution and seeding method with allylthiourea addition
ISO 11564:1998/cor 1:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method; Technical Corrigendum 1
ISO 3709:1976 Phosphoric acid for industrial use (including foodstuffs); Determination of oxides of nitrogen content; 3,4- Xylenol spectrophotometric method
ISO 22863-10:2021 Fireworks - Test methods for determination of specific chemical substances - Part 10: Nitrogen content in nitrocellulose by iron(II) sulfate titration
ISO 14238:2012 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

Korean Agency for Technology and Standards (KATS), Several Determination Methods of Nitrogen Oxides

KS I ISO 7996:2006 Ambient air－Determination of the mass concentration of nitrogen oxides(Chemiluminescence method)
KS I ISO 7996-2006(2016) Ambient air－Determination of the mass concentration of nitrogen oxides(Chemiluminescence method)
KS I ISO 7996:2021 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
KS B 8022-2010 Measurement method of NOx emission rate for open type forced draught oil burning space heaters
KS B 8022-2014 Measurement method of NOx emission rate for open type forced draught oil burning space heaters
KS I ISO 21258:2022 Stationary source emissions — Determination of the mass concentration of dinitrogen monoxide(N2O) — Reference method: Non-dispersive infrared method
KS D 2571-2003 METHODS FOR DETERMINATION OF PHYSICAL PROPERTIES OF ALUMINIUM OXIDE
KS I ISO 11564-2014(2019) Stationary source emissions — Determination of the mass concentration of nitrogen oxides(naphthylethylenediamine photometric method)
KS I ISO 11564:2004 Stationary source emissions-Determination of the mass concentrationof nitrogen oxides(Naphthylethylenediamine photometric method)
KS I ISO 11564:2014 Stationary source emissions — Determination of the mass concentration of nitrogen oxides(naphthylethylenediamine photometric method)
KS I ISO 6768-2014(2019) Ambient air — Determination of mass concentration of nitrogen dioxide(Modified Griess-Saltzman method)
KS L ISO 21068-3-2012(2017) Chemical analysis of silicon-carbide-containing raw materials and refractory products－Part 3：Determination of nitrogen, oxygen and metallic and oxidic constituents
KS M 2408-2003(2018)
KS E ISO 13658-2012(2017) Zinc sulfide concentrates－Determination of zinc content－Hydroxide precipitation and EDTA titrimetric method
KS B 8022-2014(2019) Measurement method of NOx emission rate for open type forced draught oil burning space heaters
KS I ISO 15680-2010(2015) Water quality－Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption
KS R 1021-2005 Analytical procedure for continuous measurement of carbonmonoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS M ISO 7408-2007(2012) Fertilizers－Determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide－Titrimetric method
KS I ISO 21258:2012 Stationary source emissions-Determination of the mass concentration of dinitrogen monoxide(N2O)-Reference method:Non-dispersive infrared method

British Standards Institution (BSI), Several Determination Methods of Nitrogen Oxides

BS 5551-4.1.4:1984 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
BS 1747-9:1987 Methods for measurement of air pollution. Determination of the mass concentration of nitrogen oxides in ambient air: chemiluminescence method
BS 4258-10:1978 Methods of test for phosphoric acid (orthophosphoric acid) for industrial use - Determination of oxides of nitrogen content
BS ISO 11564:1998 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method
BS EN 14792:2017 Tracked Changes. Stationary source emissions. Determination of mass concentration of nitrogen oxides. Standard reference method. Chemiluminescence
BS EN 16339:2013 Ambient air. Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
BS EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
BS 4140-23:1987 Methods of test for aluminium oxide - Determination of specific surface area by nitrogen adsorption (single-point method)
BS 6068-2.40:1991 Water quality. Physical, chemical and biochemical methods. Method for the determination of borate by spectrometry using azomethine-H
BS EN ISO 15680:2003 Water quality. Gas-chromatographic determination of a number of monocyclic aromatic hydrocarbons, naphthalene and several chlorinated compounds using purge-and-trap and thermal desorption
BS EN ISO 6974-6:2002 Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
BS EN ISO 6974-6:2008 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
BS ISO 22863-10:2021 Fireworks. Test methods for determination of specific chemical substances. Nitrogen content in nitrocellulose by iron(II) sulfate titration
BS EN ISO 21258:2010 Stationary source emissions - Determination of the mass concentration of dinitrogen monoxide (N2O) - Reference method - Non-dispersive infrared method
BS EN 16980-1:2021 Tracked Changes. Photocatalysis. Continuous flow test methods. Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
BS 6068-2.34:1988 Water quality - Physical, chemical and biochemical methods - Method for the determination of the chemical oxygen demand
BS PD CEN/TS 16980-1:2016 Photocatalysis. Continuous flow test methods. Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
BS 5551 SubSec.4.1.4:1984 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
BS 6068 Sec.2.34:1988 Water quality. Physical, chemical and biochemical methods. Method for the determination of the chemical oxygen demand
BS 6075-2:1981 Methods of sampling and test for sodium hydroxide for industrial use. Determination of chloride content (mercurimetric method)
BS EN ISO 6974-3:2000 Natural gas. Determination of composition with defined uncertainty by gas chromatography. Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
BS EN ISO 1833-15:2011 Textiles. Quantitative chemical analysis. Mixtures of jute and certain animal fibres (method by determining nitrogen content)
BS EN ISO 1833-15:2010 Textiles. Quantitative chemical analysis. Mixtures of jute and certain animal fibres (method by determining nitrogen content)
20/30405589 DC BS EN 16980-1. Photocatalysis. Continuous flow test methods. Part 1. Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
BS EN ISO 1833-15:2019 Textiles. Quantitative chemical analysis - Mixtures of jute with certain animal fibres (method by determining nitrogen content)

Professional Standard - Non-ferrous Metal, Several Determination Methods of Nitrogen Oxides

YS/T 575.14-2006 Chemical analysis method of bauxite ore-tribromoarsine spectrophotometric determination of total rare earth oxides
YS/T 534.4-2006 Aluminum Hydroxide Chemical Analytical Method for the Determination of Ferric Oxide by O-Phenanthrophenanthrene Spectrophotometry
YS/T 581.7-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 7:Determination of iron content by orthophenantholine photometric method
YS/T 273.7-2006 Chemical analysis methods and physical properties of cryolite. Part 7:Determination of iron content by orthophenantholine photometric method
YS/T 438.5-2001 Methods for physical performance determination of sandy alumina.Determination of α-alumina content.X-ray diffraction spectrum method
YS/T 534.4-2007 Chemical analysis methods of aluminium hydroxide.Part 4:Determination of iron oxide content.Orthophenanthroline photometric method
YS/T 575.14-2007 Methods for chemical analysis of bauxite.Part 14:Determination the total content of rare earth oxide.Tribromo-arsenazo photometric method
YS/T 438-2001 Determination method of physical properties of sandy alumina
YS/T 575.5-2006 Bauxite ore chemical analysis method o-phenanthrene spectrophotometric determination of ferric oxide content
YS/T 629.2-2007 Chemical analysis methods of high purity alumina Determination of ferric oxide Orthopenanthroline photometric method extracted withBfethyl-iso-mbutyl ketone
YS/T 438.3-2001 Methods for physical performance determination of sandy alumina.Determination of the angle of repose
YS/T 520.5-2006 Gallium Chemical Analysis Method for Determination of Calcium by Nitrous Oxide-Acetylene Flame Atomic Absorption Spectrophotometry
YS/T 438.5-2013 Methods for physical performance determination of Sandy alumina.Part 5:X-ray diffraction spectrum method for determination of α-alumina content
YS/T 438.1-2001 Methods for physical performance determination of sandy alumina.Determination of size distribution.Sieving method
YS/T 509.6-2006 Method for chemical analysis of spodumene and lepidolite concentrate - Determination of ferric oxide by o-diazephenanthrene photometry
YS/T 438.2-2001 Methods for physical performance determination of sandy alumina.Determination of the attrition index
YS/T 438.4-2001 Methods for physical performance determination of sandy alumina.Determination of specific surface area.B.E.T. method
YS/T 581.15-2007 Determination of chemical contents and physical properties of aluminium fluoride.Part 15: Free alumina content
YS/T 575.5-2007 Methods for chemical analysis of bauxite.Part5:Determination of oxide content.Orthophenanthroline photometric method
YS/T 520.5-2007 Chemical analysis of gallium.Part 5: Determination of calcium content.The NO-CH flame atomic absorption spectral method
YS/T 438.3-2013 Methods for physical performance determination of sandy alumina.Part 3:Determination of the angle of repose
YS/T 273.10-2006 Chemical analysis methods and physical properties of cryolite. Part 10:Determination of alumina content by gravimetric method
YS/T 581.6-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 6:Determination of silica content by the molybdenum blue photometric
YS/T 509.5-2008 Methods for chemical analysis of spodumene and lepidolite concentrates.Determination of ferric oxide content.O-phenanthroline photometric method and EDTA compleximetric method
YS/T 438.1-2013 Methods for physical performance determination of sandy alumina.Part 1:Determination of size distribution-sieving method
YS/T 581.9-2006 Determination of chemical contents and physical properties of aluminium fluoride Part 9:Determination of phosphoruo content by molybdophoshoric liue photometric method
YS/T 861.2-2013 Methods for chemical analysis of niobium-titanium alloy.Part 2:Determination of oxygen and nitrogen content.Inert gas fusion infrared/thermal conductivity method
YS/T 438.2-2013 Methods for physical performance determination of sandy alumina.Part 2:Determination of the attrition index
YS/T 438.4-2013 Methods for physical performance determination of sandy alumina.Part 4:B.E.T method for determination of specific surface area

American Society for Testing and Materials (ASTM), Several Determination Methods of Nitrogen Oxides

ASTM D1608-98 Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM D1608-98(2003) Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM C1494-01 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D3608-95(2000)e1 Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM D3608-95(2011) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM D3608-19 Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM C1069-86(2004)e1 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM E298-68 Standard Methods For Assay Of Organic Peroxides
ASTM E298-17 Standard Test Methods for Assay of Organic Peroxides
ASTM E298-98 Standard Test Methods for Assay of Organic Peroxides
ASTM E298-01 Standard Test Methods for Assay of Organic Peroxides
ASTM E298-17a Standard Test Methods for Assay of Organic Peroxides
ASTM D4629-02(2007) Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM D4629-02 Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM C1069-09 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM C1069-09(2022) Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
ASTM D6069-01(2006) Standard Test Method for Trace Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D6069-96 Standard Test Method for Trace Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D6069-01 Standard Test Method for Trace Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D3608-95(2005) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM D6363-20 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D3824-95(2005) Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by the Chemiluminescent Method
ASTM D3824-12 Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by the Chemiluminescent Method
ASTM D7184-12 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D7184-13 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence Detection
ASTM D3824-20 Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by Chemiluminescence
ASTM D7184-07 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence
ASTM D1993-91(1997) Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM D1993-18 Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM D5604-21 Standard Test Methods for Precipitated Silica—Surface Area by Single Point B.E.T. Nitrogen Adsorption
ASTM D1993-22 Standard Test Method for Precipitated Silica-Surface Area by Multipoint BET Nitrogen Adsorption
ASTM C1494-01(2007) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM C1494-13 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D6363-98(2009)e1 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D3824-95(2000) Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by the Chemiluminescent Method
ASTM D6363-98(2013) Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D5799-95(2004) Standard Test Method for Determination of Peroxides in Butadiene
ASTM D579-90 Standard Specification for Greige Woven Glass Fabrics
ASTM D5799-95(2000)e1 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799-95(2009) Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799-23 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799-95(2014) Standard Test Method for Determination of Peroxides in Butadiene
ASTM D579-09 Standard Specification for Greige Woven Glass Fabrics
ASTM D5799-95 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5799-19 Standard Test Method for Determination of Peroxides in Butadiene
ASTM D5604-96(2012) Standard Test Methods for Precipitated Silicamdash;Surface Area by Single Point B.E.T. Nitrogen Adsorption
ASTM D4629-96 Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM D4629-08 Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM D4629-09 Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM D4629-10 Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM D4629-12 Standard Test Method for Trace Nitrogen in Liquid Petroleum Hydrocarbons by Syringe/Inlet Oxidative Combustion and Chemiluminescence Detection
ASTM E357-98(2003)e1 Standard Test Method for Phosphorus in Organic Compounds by Sodium Peroxide Bomb Ignition
ASTM E357-98 Standard Test Method for Phosphorus in Organic Compounds by Sodium Peroxide Bomb Ignition
ASTM D6363-98(2003)e1 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D6363-98 Standard Test Method for Determination of Hydrogen Peroxide and Combined Organic Peroxides in Atmospheric Water Samples by Peroxidase Enzyme Fluorescence Method
ASTM D5376-93(2002) Standard Test Method for Rubber Chemicals8212;Determination of the Percent Nitrogen in Rubber Antioxidant : Polymerized TMQ
ASTM D5376-93(1998) Standard Test Method for Rubber Chemicals-Determination of the Percent Nitrogen in Rubber Antioxidant Polymerized TMQ
ASTM D5599-22 Standard Test Method for Determination of Oxygenates in Gasoline by Gas Chromatography and Oxygen Selective Flame Ionization Detection
ASTM B101-02 Standard Specification for Lead-Coated Copper Sheet and Strip for Building Construction
ASTM B101-01 Standard Specification for Lead-Coated Copper Sheet and Strip for Building Construction
ASTM B101-96 Standard Specification for Lead-Coated Copper Sheet and Strip for Building Construction
ASTM B1019-21 Standard Test Method for Determination of Surface Oxides on Copper Rod(for Electrical Purposes)
ASTM D6522-20 Standard Test Method for Determination of Nitrogen Oxides, Carbon Monoxide, and Oxygen Concentrations in Emissions from Natural Gas-Fired Reciprocating Engines, Combustion Turbines, Boilers, and Proce

Professional Standard - Chemical Industry, Several Determination Methods of Nitrogen Oxides

HG/T 4103-2009 Chemical reagent.General method for the determination of organic nitrogen compounds
HG/T 3073-1999 Rubber compounding ingredients.Silica,precipitated,hydrated.Determination of specific surface area - Nitrogen adsorption method

NL-NEN, Several Determination Methods of Nitrogen Oxides

NEN 2044-1985 Air quahty - txhaust gases Wet chemical determination of nitrogen oxides content
NEN 6343-1980 Tert methods for vegetable and animal oils and fats - Determination of peroxide value

CZ-CSN, Several Determination Methods of Nitrogen Oxides

CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
CSN 72 0120 Z1-1997
CSN 72 0112 Cast.3 Z1-1997
CSN 56 0216 Cast.7-1980 Testing methods for wines. etermination of sulphite oxide
CSN EN 196-21-1993 Meethods of testing cement; Determination of the chloride, carbon dioxide and alkali content of cement
CSN ISO 7408:1993 Fertizers - Determination of ammoniacal nitogen content in the presence of other substances which release ammonia when treated with sodium hydroxide - Titrimetric method

Liaoning Provincial Standard of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

DB21/T 3072-2018 Determination of nitrogen oxides in exhaust gas from stationary pollution sources by ultraviolet-visible absorption method

BE-NBN, Several Determination Methods of Nitrogen Oxides

NBN T 94-301-1976 Determination of nitrogen dioxyde contents of ambient air -Griess-Saltzman method
NBN T 94-302-1976 Determination of nitrogen oxydes and of nitrogen monoxyde contents of ambient air - Griess-Saltzman method
NBN T 03-270-1980 Phosphoric acid for industrial use (including foodstuffs)-Determi-nation of oxides of nitrogen content - 3,4-Xylenol spectrophotometric method
NBN T 03-313-1980 Condensed phosphates for industrial use (including foodstuffs) Determination of oxides of nitrogen content - 3,4-Xylenol spectrophotometric method
NBN T 03-021-1979 Sulphuric acid and oleum for industrial use - Determination of oxides of nitrogen - 2,4-Xylenol spectrophotometric method

工业和信息化部, Several Determination Methods of Nitrogen Oxides

YS/T 1467.10-2021 Hafnium Chemical Analysis Methods Part 10: Determination of Oxygen and Nitrogen Amounts
YS/T 1525-2022 Chemical analysis methods for nickel-platinum alloys, determination of oxygen and nitrogen content, pulse-infrared absorption method and thermal conductivity detection method
YS/T 581.15-2021 Methods for chemical analysis and determination of physical properties of aluminum fluoride Part 15: Determination of free alumina content

Professional Standard - Ferrous Metallurgy, Several Determination Methods of Nitrogen Oxides

YB/T 174.4-2000 Chemical analysis for silicon nitride bonded silicon carbide product.Determination of iron oxide content.o-Phenanthroline photometric method
YB/T 5330-2006 Vanadium pentoxide chemical analysis method o-phenanthroline spectrophotometric method for determination of iron content
YB/T 4013-1991 Method for chemical analysis of high-quality magnesia

FI-SFS, Several Determination Methods of Nitrogen Oxides

SFS 5425-1988

European Committee for Standardization (CEN), Several Determination Methods of Nitrogen Oxides

EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
EN 16980-1:2021 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
PD CEN/TS 16980-1:2016 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials

国家市场监督管理总局、中国国家标准化管理委员会, Several Determination Methods of Nitrogen Oxides

GB/T 37186-2018 Gas analysis—Determination of sulfur dioxide and nitrogen oxides—Ultraviolet differential optical absorption spectroscopy
GB/T 39716-2020 Test method for air-purification performance of photocatalytic materials and products—Removal of nitric oxide
GB/T 38386-2019 Gas analysis—Determination of oxynitride in gases—The method of Cavity Ring-Down Spectroscopy
GB/T 12690.4-2021 Chemical analysis methods for non-rare earth impurities of rare earth metals and their oxides—Part 4: Determination of oxygen and nitrogen contents—Impulse-infrared absorption and impulse-thermal conductivity method
GB/T 6609.12-2018 Chemical analysis methods and determination of physical performance of alumina—Part 12：Determination of zinc oxide content—Flame atomic absorption spectrometry method
GB/T 6609.2-2022 Chemical analysis methods and determination of physical performance of alumina—Part 2: Determination of loss of mass at 300 ℃ and 1000 ℃

Group Standards of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

T/CBMF 72-2019 Test method for air-purification performance of photocatalytic materials and products Removal of nitric oxides
T/NAIA 0139-2022 Diesel engine nitrogen oxide reducing agent urea aqueous solution (AUS 32) Determination of urea content Automatic Kjeldahl method
T/SDAQI 064-2021 Determination of urea content in diesel engines NOx reduction agent - Aqueous urea solution by refractive index

YU-JUS, Several Determination Methods of Nitrogen Oxides

JUS H.B8.636-1981 Sulphuric acid for industrial u se. Determination of oxides of nitrogen. 2,4-xyleno/ spectrophotometric method

GM North America, Several Determination Methods of Nitrogen Oxides

GM GM9055P-1988 Method for Measuring Peroxide Number Organic Peroxides in Hydrocarbons

IT-UNI, Several Determination Methods of Nitrogen Oxides

UNI 3657-1955
UNI 3620-1955 Procedures for chemical analysis of minerals. Determination of carbon dioxide in iron ore.
UNI 3895-1957 Procedures for the chemical analysis of minerals. Determination of the silica content of chrome minerals. Sodium peroxide disaggregation method.
UNI 3893-1957 Procedures for the chemical analysis of minerals. Determination of the chrome content of chrome minerals. Volumetric method by means of disaggregation with sodium peroxide.
UNI EN 16980-1-2021 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials
UNI 3894-1957 Procedures for the chemical analysis of minerals. Determination of the total iron content of chrome minerals. Volumetric method by means of disaggregation with sodium peroxide.

Professional Standard - Commodity Inspection, Several Determination Methods of Nitrogen Oxides

SN 0065.3-1992 Method for determination of total rare earth qxides contentfor export Europium-Rich,Yttrium-Rich,Sm-Eu-Gd qxides.Gravimetric method
SN/T 0065.3-2011 Determination of europium-rich, yttrium-rich, samarium-europium-gadolinium oxides for import and export Part 3: Determination of the total amount of rare earth oxides
SN 0065.1-1992 Method for determination of moisture contentfor export Europium-Rich,Yttrium-Rich,Sm-Eu-Gd qxides.Gravimetric method
SN 0065.2-1992 Method for determination of ignition lossfor export Europium-Rich,Yttrium-Rich,Sm-Eu-Gd qxides.Gravimetric method

Hubei Provincial Standard of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

DB42/T 551-2009 Stationary source emissions of sulfur dioxide and nitrogen oxide continuous monitoring-differential optical absorption spectroscopy

CU-NC, Several Determination Methods of Nitrogen Oxides

NC 44-03-4-1986 Ores Granular Nickel Oxide Nodular Nickel Oxide, Sinterized Nickel Oxide and Nickel Oxide Powder. Fuel-Sulfur Determination Method
NC 44-03-1-1986 Ores. Granular Nickel Oxide , Nodular Nickel Oxide, and Nickel Oxide Powder. Total Cobalt and Nickel Determination Method
NC 44-03-2-1986 Ores. Granular Nickel Oxide Nodular Nickel Oxide, Sinterized Nickel Oxide and Nickel Oxide Powder. Photometric Determination Biethod of Cobalt with Nitrose-R Salt
NC 54-37-1985 Construction Materials and Products. Determination of Iron Oxide (III) and Aluminum Oxide (III) in Limes and Limestones. Gravimetric Testing Method
NC 40-15-1967 Method for determining Textiles products fastness Bleaching with peroxide

冶金工业部, Several Determination Methods of Nitrogen Oxides

YB 4013-1991 Chemical analysis method of high-quality magnesia, determination of iron oxide content by photometric method of phenanthroline

Professional Standard - Nuclear Industry, Several Determination Methods of Nitrogen Oxides

EJ/T 1212.8-2008 Test methods for analysis of sintered gadolinium oxide-uranium dioxide pellets.Part8: Determination of nitrogen by distillation nessier reagent photometric method

Indonesia Standards, Several Determination Methods of Nitrogen Oxides

SNI 19-7117.5-2005 Exhaust gas emissions - Stationary sources - Part 5: Test methods of nitrogen oxides by phenol dissulphonic acid (PDS) using spectrophotometers
SNI 06-6989.14-2004 Water and waste water - Part 14: Test methods of dissolved oxygen by iodometry (azide modification)

Professional Standard - Aviation, Several Determination Methods of Nitrogen Oxides

HB 5297.24-2001 Determination of Oxygen and Nitrogen Content by Pulse Heating Infrared Thermal Conductivity Method for Chemical Analysis of Titanium Alloy
HB 5220.49-2008 Methods for chemical analysis of superalloys. Part 49: Determination of oxygen, nitrogen content by impulse heating-infrared, thermal conductivity method

TR-TSE, Several Determination Methods of Nitrogen Oxides

TS 568-1967 METHODS OF CHEMICAL ANALYSIS OF MANGANESE ORES DETERMINATION OF CALCIUM OXIDE CONTENT AND MAGNESIUM OXIDE CONTENT
TS 2343-1976 METHODS FOR THE MEASUREMENT OF AIR POLLUTION DETERMINATION OF ATMOSPHERIC 5ULPHUR COMPOUNDS WITH LEAD DIOXIDE METHOD

SE-SIS, Several Determination Methods of Nitrogen Oxides

SIS 65 00 55-1960 Method for the determination of colour fastness to bleaching with peroxides
SIS SS 13 42 13-1990 Methods of testing cement — Determination of the chloride, carbon dioxide and alkali content of cement

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Several Determination Methods of Nitrogen Oxides

GB/T 35176.2-2017 Ships and marine technology—Marine NOx reduction agent AUS 40—Part 2: Test methods

RO-ASRO, Several Determination Methods of Nitrogen Oxides

STAS 5491-1980 MINERAL OILS Heat and oxidation stability determination V.T.I. method

GOSTR, Several Determination Methods of Nitrogen Oxides

GOST ISO 18611-2-2020 Ships and marine technology. Marine NOx reduction agent AUS 40. Part 2. Test methods
GOST 2642.14-2019 Refractory and refractory raw materials. Method for determination of zirconium oxide (IV)
GOST R 59264-2020 Solid mineral fuel. Method for the determination of free calcium oxide in the ash

AR-IRAM, Several Determination Methods of Nitrogen Oxides

Professional Standard - Agriculture, Several Determination Methods of Nitrogen Oxides

SN/T 5071-2018 Determination of 19 Non-protein Nitrogenous Compounds in Export Food by Liquid Chromatography-Mass Spectrometry/Mass Spectrometry

ES-UNE, Several Determination Methods of Nitrogen Oxides

UNE-EN 16980-1:2022 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials.

Professional Standard - Medicine, Several Determination Methods of Nitrogen Oxides

YY/T 0632-2008 Dental bleach materials.Test method of perioxide component

国家能源局, Several Determination Methods of Nitrogen Oxides

NB/T 10518-2021 Determination of seventeen oxygen compounds in methanol to olefins (MTO) water by gas chromatography

Professional Standard - Geology, Several Determination Methods of Nitrogen Oxides

DZ/T 0064.74-2021 Groundwater Quality Analysis Methods Part 74: Determination of Helium, Hydrogen, Oxygen, Argon, Nitrogen, Methane, Carbon Monoxide, Carbon Dioxide and Hydrogen Sulfide by Gas Chromatography

AT-ON, Several Determination Methods of Nitrogen Oxides

ONORM EN 196-21-1992 Methods of testing cement - Determination of the Chloride, carbon dioxide and alkali content of cement

Inner Mongolia Provincial Standard of the People's Republic of China, Several Determination Methods of Nitrogen Oxides

DB15/T 925-2015 Chemical analysis method for non-rare earth impurities in single rare earth oxides Determination of aluminum oxide, chromium oxide, manganese oxide, cobalt oxide, nickel oxide, copper oxide, zinc oxide, lead oxide, cadmium oxide and arsenic oxide by induc

Professional Standard - Rare Earth, Several Determination Methods of Nitrogen Oxides

XB/T 613.2-2010 Chemical analysis methods of cerium-terbium oxide.Part 2:Determination of lanthanum oxide,praseodymium oxide,neodymium oxide,samarium oxide,europium oxide,gadolinium oxide,dysprosium oxide,holmium oxide,erbium oxide,thulium oxide,ytterbium oxide,lutetium
XB/T 613.1-2010 Chemical analysis methods of cerium-terbium oxide.Part 1:Determination of cerium oxide and terbium oxide contents.Inductively coupled plasma atomic emission spectrometry

CH-SNV, Several Determination Methods of Nitrogen Oxides

SN EN 16980-1-2021 Photocatalysis - Continuous flow test methods - Part 1: Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials

US-CFR-file, Several Determination Methods of Nitrogen Oxides

CFR 40-60.46b-2014 Protection of Environment. Part60:Standards of performance for new stationary sources. Section60.46b:Compliance and performance test methods and procedures for particulate matter and nitrogen oxides.