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Determination method of nitrogen oxides in the air

Determination method of nitrogen oxides in the air, Total:500 items.

In the international standard classification, Determination method of nitrogen oxides in the air involves: Air quality, Analytical chemistry, Explosion protection, Vocabularies, Tobacco, tobacco products and related equipment, Inorganic chemicals, Products of the chemical industry, Geology. Meteorology. Hydrology, Ceramics, Surface treatment and coating, Furniture, Environmental protection, Coals, Paint ingredients, Mining equipment, Fuels, Non-ferrous metals, Water quality, Testing of metals, Fertilizers, Organic chemicals, Plastics, Metalliferous minerals, Materials for the reinforcement of composites, Products of the textile industry, Natural gas, Protective equipment, Welding, brazing and soldering, Occupational safety. Industrial hygiene, Petroleum products in general, Soil quality. Pedology, Burners. Boilers, Road vehicles in general, Petroleum, petroleum products and natural gas handling equipment, Farming and forestry, Raw materials for rubber and plastics, Microbiology, Products of non-ferrous metals, Ferrous metals, Protection against dangerous goods, Milk and milk products, Construction materials, Insulating fluids, Power stations in general.

RO-ASRO, Determination method of nitrogen oxides in the air

STAS 10500/4-1976 MINE AIR etermination of nitrogen oxides

Japanese Industrial Standards Committee (JISC), Determination method of nitrogen oxides in the air

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 K 0304:1996 Methods for determination of carbon dioxide in air
JIS K 0227:1984 Analytical method for trace nitrogen oxides in diluent gas and zero gas
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 B 7992:2002 Automated measuring systems for oxides of nitrogen in flue gas using non-extractive methods
JIS D 1028:1983 Measuring method of carbon monoxide in automobile exhaust gas (idling)
JIS K 0103:2011 Methods for determination of sulfur oxides in flue gas
JIS K 0098:1988 Methods for determination of carbon monoxide in flue gas
JIS K 0085:2014 Methods for determination of bromine compounds in flue gas
JIS K 0098:1998 Methods for determination of carbon monoxide in flue gas
JIS K 0098:2016 Methods for determination of carbon monoxide in flue gas
JIS K 0105:1982 Methods for determination of fluorine compounds in exhaust gas
JIS D 1030:1995 Analytical procedure for continuous measurement of carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
JIS K 7368:1999 Plastics -- Polypropylene and propylene-copolymers -- Determination of thermal oxidative stability in air -- Oven method
JIS K 0105:1998 Methods for determination of fluorine compounds in flue gas
JIS K 0105:2012 Methods for determination of fluorine compounds in flue gas
JIS K 0228:1986 Analytical method for trace sulfur dioxide in dilvent gas and zero gas
JIS K 0306:2004 Measuring method for volatile organic compounds in airborne by gas detector tube

Professional Standard - Coal, Determination method of nitrogen oxides in the air

MT 279-1994 Harmful gas existing in mine air Detection method of nitrogen oxide（detector tube method）
MT/T 279-1994
MT 137.1-1986 Harmful gas existing in mine air Detection method of carbon monoxide
MT 280-1994 Harmful gas existing in mine air Detection method of sulfur dioxide（detector tube method）
MT/T 280-1994

PL-PKN, Determination method of nitrogen oxides in the air

PN Z04075-1961 Speedy Me?hod for De?er mina?ion of Ni?rogen Oxyde* in Air
PN Z04092-05-1990 Air purity protection Tests for nitric acid and nitrogen oxides Determination of nitrogen oxide, dioxide and total nitrogen oxides in waste gases (emission)
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 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 Z04009-02-1991 Air purity protection Tests for nitrogen compounds Determination of ammonia in the atmosphere (imision) by photometric, indophenol method
PN Z04157-02-1986 Air purity protection ests for calcium oxide etermination of calcium oxide in ork places by electrochemical method
PN Z04095 Arkusz 01-1974 Air purity protection Tests for carbon dioxide Determination of carbon dioxide work station by method with strontium hydroxide
PN Z04007-05-1986 Air purity protection Tests for ozone Determination of ozone in the ambient air (imision) by spectrophotometric method
PN Z04094 Arkusz 02-1974 Air purity protection Tests for carbon monoxide Determination of carbon monoxide in work station by conductometric method
PN Z04094 Arkusz 01-1974 Air puri?y protection Tests tor carbon monoxide Determinalion of carbon monoxide in work s?a?ion by iodometric method
PN C04600 ArkusZ13-1974 Water and waste water Tests for chlorine and his cora- pounds content and chlorine de- mand Determination of chlorine dioxide in water by iodometric titration
PN Z04157-03-1990 Air purity protection ests for calcium oxide etermination of calcium oxide n work places by atomie absorption pectrometry
PN Z04009-03-1990 Air purity protection Tests for nitrogen compounds Determination of ammonia in work places by spectrophotometry in visible spectra] region, indopheno] method

Canadian Standards Association (CSA), Determination method of nitrogen oxides in the air

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)
CSA Z223.22 -M1980-1980 Method for the Measurement of Sulphur Dioxide in Air General Instruction No 1 R(1999)

Chongqing Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the air

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

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination method of nitrogen oxides in the air

GB/T 15436-1995 Ambient air--Determination of nitrogen oxides--Saltzman method
GB/T 13906-1992 Air quality.Determination of nitrogen oxides
GB/T 15435-1995 Ambient air--Determination of nitrogen dioxide--Saltzman method
GB/T 16032-1995 Workplace air--Determination of nitrogen oxides--Naphthyl ethylenediamine dihydrochloride 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 16106-1995 Workplace air--Determination of sodium hydroxide--Acidimetric method
GB/T 18204.23-2000 Methods for determination of carbon monoxide in air of public places
GB/T 16107-1995 Workplace air--Determination of sodium hydroxide--Flame photometric method
GB/T 16014-1995 Workplace air--Determination of zinc oxide--Dithizone spectrophotometric method
GB/T 16480.5-1996 Method for chemical analysis of yttrium and yttium oxide--Determination of nitrogen content
GB/T 16026-1995 Workplace air--Determination of sulfuric acid and sulfur trioxide--Barium chloride turbidimetric method
GB/T 8984-2008 Determination of carbon monoxide, carbon dioxide and hydrocarbon in gases. Gas chromatographic method
GB/T 8984.1-1997 Determination of carbon monoxide,carbon dioxide and hydrocarbon in the gases--Part 1: Determination of carbon monoxide、carbon dioxide and mathane in the gases--Gas chromatographic method
GB/T 8984.2-1997 Determination of carbon monoxide,carbon dioxide and hydrocarbon in the gases--Part 2:Determination of total content of carbon monoxide,carbon dioxide and hydrocarbon in gases--Gas chromatographic method
GB/T 16016-1995 Workplace air--Determination of cadmium oxide--Flame atomic absorption spectrophotometric method
GB/T 16015-1995 Workplace air--Determination of zinc oxide--Flame atomic absorption spectrophotometric method
GB/T 16036-1995 Workplace air--Determination of phosphorus pentoxide--Ammonium molybdate spectrophotometric method
GB/T 16020-1995 Workplace air--Determination of chromium trioxide--Flame atomic absorption spectrophotometric method
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 8984.3-1997 Determination of carbon monoxide, carbon dioxide and hydrocarbon in the gases--Part 3: Determination of total hydrocarbon in gases--Flame ionization method
GB/T 17067-1997 Workplace air--Determination of arsenic trioxide--Atomic absorption spectrometric 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 16030-1995 Workplace air--Determination of hydrogen fluoride and fluorides--Ion selective electrode method
GB/T 16075-1995 Workplace air--Determination of ethylene oxide--Thermal desorption gas chromatographic method
GB/T 16025-1995 Workplace air--Determination of sulfur dioxide--Pararosaniline hydrochloride spectrophotometric method
GB/T 16074-1995 Workplace air--Determination of ethylene oxide--Direct injection gas chromatographic 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 16076-1995 Workplace air--Determination of epichlorohydrin--Direct injection gas chromatographic method
GB/T 27857-2011 Chemicals. Anaerobic biodegradability of organic compounds in digested sludge. By measurement of gas production
GB/T 16034-1995 Workplace air--Determination of arsenic trioxide and pentoxide--Silver diethyl dithiocarbamate spectrophotometric method
GB/T 17063-1997 Workplace air--Determination of antimony and its compounds--Flame atomic absorption spectroscopy
GB/T 16021-1995 Workplace air--Determination of nickel and its compounds--Flame atomic absorption spectrophotometric method
GB/T 16018-1995 Workplace air--Determination of manganese and its compounds--Flame atomic absorption spectrophotometric method
GB/T 16108-1995 Workplace air--Determination of zirconium and its compounds--Xylenol orange spectrophotometric method
GB/T 16103-1995 Workplace air--Determination of molybdenum and its compounds--Thiocyanate spectrophotometric method
GB/T 16022-1995 Workplace air--Determination of cobalt and its compounds--Flame atomic absorption spectrophotometric method
GB/T 16027-1995 Workplace air--Determination of hydrogen sulfide--Colorimetric method
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 16105-1995 Workplace air--Determination of vanadium pentoxide--N-cinnamoyl-o-tolyl-hydroxylamine spectrophotometric method
GB/T 12690.3-2015 Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides.Part 3:Determination of water content of rare earth oxides.Gravimetric method
GB/T 12690.2-2015 Chemical analysis methods for non-rare earth impurity of rare earth metals and their oxides.Part 2: Determination of ignition loss content of rare earth oxides.Gravimetric method
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 23767-2009 General method for measuring solid chemicals fire limits in gaseous oxidants

British Standards Institution (BSI), Determination method of nitrogen oxides in the air

BS 1747-9:1987 Methods for measurement of air pollution. Determination of the mass concentration of nitrogen oxides in ambient air: chemiluminescence method
BS EN 16339:2013 Ambient air. Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
BS EN 14211:2012 Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
22/30450993 DC BS EN 14211. Ambient air. Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
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 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 EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
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 1747-12:1993 Methods for measurement of air pollution. Determination of the mass concentration of ozone in ambient air: chemiluminescence method
BS ISO 6768:1998 Ambient air - Determination of mass concentration of nitrogen dioxide - Modified Griess-Saltzman method
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 ISO 10849:2022 Stationary source emissions. Determination of the mass concentration of nitrogen oxides in flue gas. Performance characteristics of automated measuring systems
BS 1747-6:1983 Methods for measurement of air pollution. Sampling equipment used for the determination of gaseous sulphur compounds in ambient air
BS EN ISO 4577:1999 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method
BS EN ISO 4577:2019 Plastics. Polypropylene and propylene-copolymers. Determination of thermal oxidative stability in air. Oven method
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 1747-3:1969 Methods for measurement of air pollution - Determination of sulphur dioxide
BS EN 13274-6:2002 Respiratory protective devices - Methods of test - Determination of carbon dioxide content of the inhalation air
BS ISO 22863-10:2021 Fireworks. Test methods for determination of specific chemical substances. Nitrogen content in nitrocellulose by iron(II) sulfate titration
21/30409886 DC BS ISO 10849. Stationary source emissions. Determination of the mass concentration of nitrogen oxides in flue gas. Performance characteristics of automated measuring systems
BS ISO 17734-1:2013 Determination of organonitrogen compounds in air using liquid chromatography and mass spectrometry. Isocyanates using dibutylamine derivatives
BS EN 50545-1:2011+A1:2016 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
BS EN 14792:2017 Tracked Changes. Stationary source emissions. Determination of mass concentration of nitrogen oxides. Standard reference method. Chemiluminescence
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 14238:2013 Soil quality. Biological methods. Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
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 ISO 20048-2:2023 Solid biofuels. Determination of off-gassing and oxygen depletion characteristics - Operational method for screening of carbon monoxide off-gassing

BE-NBN, Determination method of nitrogen oxides in the air

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 94-201-1975 Air sampling and analysis methods — Determination of sulphur dioxide (SO2) content in ambient air — Hydrogen peroxide method
NBN T 95-301-1977 Determination of the nitrogen oxides content of flue gasses -Photometrie method with chromotropic acid
NBN T 94-202-1977 Determination of sulphur dioxide content in ambient air - West and Gaeke method
NBN T 94-203-1977 Determination of hydrogensulfide content in ambient air - Methylene blue raethod

CZ-CSN, Determination method of nitrogen oxides in the air

CSN 38 5537-1965 Determination of nitrogen oxide in fuel gases
CSN 83 4721 Cast.4-1987 Air Pollution Control. Determination of nitrogen oxides emissions from stationary sources. Photometric measurement method
CSN 83 4721 Cast.3-1987 Air Pollution Control. Determination of nitrogen oxides emissions from stationary sources. Alkalimetric titration method
CSN 83 4711 Cast.2-1982 Emission measurement of SO2, SO3, H2SO4, SOx from stationary sources of air pollution. Air sampling for manual methods

NO-SN, Determination method of nitrogen oxides in the air

NS 4855-1981 Air quality - Determination of nitrogendioxide in ambient air
NS 4859-1983 Air quality - Emission measurement - Manual determination of concentration of sulphur trioxide/sulphuric acid and sulphur dioxide in dustladen gases - Isopropanol method

未注明发布机构, Determination method of nitrogen oxides in the air

DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence
BS ISO 6768:1998(1999) Ambient air — Determination of mass concentration of nitrogen dioxide — Modified Griess - Saltzman method
BS ISO 11041:1996(1998) Workplace air — Determination of particulate arsenic and arsenic compounds and arsenic trioxide vapour — Method by hydride generation and atomic absorption spectrometry
DIN EN 14626:2005 Air quality — measuring method for determining the concentration of carbon monoxide using non-dispersive infrared photometry

Professional Standard - Environmental Protection, Determination method of nitrogen oxides in the air

HJ 479-2009 Ambient air.Determination of nitrogen oxides.N-(1-Naphthyl)ethylene diamine dihydrochloride spectrophotometric method
HJ 1043-2019 Automatic Determination of Nitrogen Oxides in Ambient Air by Chemiluminescence
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 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/T 43-1999 Stationary source emission-Determination of nitrogen oxide-N-(1-naphthyl)-ethylenediamine dihydrochloride spectrophotometric method
HJ/T 42-1999 Stationary source emission.Determination of nitrogen oxide.Ultraviolet spectrophotometric method
HJ 692-2014 Stationary source emission.Determination of nitrogen oxides.Non-dispersive infrared absorption method
HJ 1132-2020 Portable UV Absorption Method for Determination of Nitrogen Oxide in Exhaust Gas from Stationary Pollution Sources
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)

IN-BIS, Determination method of nitrogen oxides in the air

IS 5182 Pt.6-1975

Standard Association of Australia （SAA）, Determination method of nitrogen oxides in the air

AS 3580.5.1:1993 Methods for sampling and analysis of ambient air - Determination of oxides of nitrogen - Chemiluminescence method
AS 3580.5.1:2011
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 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 2365.1.1:1990(R2014)
AS 2365.1.1:1990 Methods for the sampling and analysis of indoor air - Determination of nitrogen dioxide - Spectrophotometric method - Treated mesh/passive tube sampling procedures
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 3580.4.1:2023 Methods of sampling and analysis of ambient air, Method 4.1: Determination of sulfur dioxide — Direct reading instrumental method
AS 3580.7.1:2023 Methods for sampling and analysis of ambient air, Method 7.1: Determination of carbon monoxide — Direct-reading instrumental method
AS 2365.1.2:1990(R2014)
AS 3580.7.1:2011
AS 3580.7.1:2011/Amdt 1:2012
AS 2365.1.2:1990 Methods for the sampling and analysis of indoor air - Determination of nitrogen dioxide - Spectrophotometric method - Treated filter/passive badge sampling procedures

HU-MSZT, Determination method of nitrogen oxides in the air

NL-NEN, Determination method of nitrogen oxides in the air

NEN 2044-1985 Air quahty - txhaust gases Wet chemical determination of nitrogen oxides content
NEN 2045-1981 Air quality - The calibration of measuring methods for nitrogen monoxide, nitrogen dioxide and ozone by means of gas-phase titration
NEN 2038-1979 Air quality - Calibration gas mixture of nitrogen monoxide in nitrogen - Gravimetric preparation
NEN 2041-1982 Air quality — Ambient air — Photometric determination of the nitrogen monoxide content (oxidation/Saltzman method)
NEN 2039-1979 Air quality - Smoke and exhaust gases - Determination of nitrogen monoxide by chemiluminescence
NEN 2040-1979 Ambient air - Photometric determination of nitrogen dioxide content (Saltzman method)
NEN 2037-1982 Air quality — Reference method for the determination of ozone in air — Photometric determination after absorption in potassium iodide thiosulphate solution
NEN-EN 196-21-1993 Methods of testing cement. Determination of the chloride, carbon dioxide and alkali content of cement

Professional Standard - Tobacco, Determination method of nitrogen oxides in the air

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 of German Mechanical Engineers, Determination method of nitrogen oxides in the air

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 2453 Blatt 3-1995 Gaseous air pollution measurement - Determination of the nitrogen monoxide and nitrogen dioxide concentration - Preparation of the calibration gas mixtures and determination of their concentration
VDI 2453 Blatt 2-2002 Gaseous air pollution measurement - Measurement of concentration of nitrogen monoxide and nitrogen dioxide - Calibration of NO/NOx chemiluminescence analysers using gas phase titration
VDI 2453 Blatt 1-1990 Gaseous air pollution measurement; determination of nitrogen dioxide concentration; photometric manual standard method (Saltzmann)
VDI 4301 Blatt 1-1997 Indoor air pollution measurement - Determination of the concentration of nitrogen dioxide - Manual photometric method (Saltzman)
VDI 2100 Blatt 5-2007 Determination of gaseous compounds in ambient air - Determination of indoor air pollutants - Gas chromatographic determination of organic compounds - Determination of volatile organic compounds, especially ozone precursors
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
VDI 2462 Blatt 2-2011 Measurement of gaseous emissions - Determination of sulphur trioxide in water vapour containing exhaust gas - Condensation method
VDI 4253 Blatt 3-2008 Measurement of airborne microorganisms and viruses in ambient air - Culture based method for the quantitative determination of bacteria in air - Method after separation in liquids

FI-SFS, Determination method of nitrogen oxides in the air

SFS 5425-1988
SFS 3864-1977 Determination of mass concentration of sulphur dioxide in ambient air. Analysis by the photometric thorin method

VN-TCVN, Determination method of nitrogen oxides in the air

TCVN 6138-1996 Ambient air.Determination of the mass concentration of nitrogen oxides.Chemiluminescence method
TCVN 7245-2003 Health care solid waste incinerator.Determination method of nitrogen oxides (NOx) concentration in fluegas
TCVN 6137-2009 Ambient air.Determination of mass concentration of nitrogen dioxide.Modified Griess.Saltzman method
TCVN 7242-2003 Health care solid waste incinerators.Determination method of carbon monoxide concentration (CO) in fluegas
TCVN 7246-2003 Health care solid waste incinerator.Determination method of sulfur dioxides (SO2) concentration in fluegas
TCVN 2822-1987 Rare-earth ores.Method for the determination of total oxide of rare earth elements, uranium oxide and thorium oxide contents
TCVN 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
TCVN 5978-1995 Air quality.Determination of mass concentration of sulphur dioxide in ambient air.Thorin spectrophotometry method

International Organization for Standardization (ISO), Determination method of nitrogen oxides in the air

ISO 7996:1985 Ambient air; Determination of the mass concentration of nitrogen oxides; Chemiluminescence method
ISO 10849:2022 Stationary source emissions — Determination of the mass concentration of nitrogen oxides in flue gas — Performance characteristics of automated measuring systems
ISO 4577:1983 Plastics; Polypropylene and propylene- copolymers; Determination of thermal oxidative stability in air; Oven method
ISO 4577:2019 Plastics — Polypropylene and propylene-copolymers — Determination of thermal oxidative stability in air — Oven method
ISO 6768:1998 Ambient air - Determination of mass concentration of nitrogen dioxide - Modified Griess-Saltzman 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 6768:1985 Ambient air; Determination of the mass concentration of nitrogen dioxide; Modified Griess-Saltzman method
ISO 8761:1989 Work-place air; determination of mass concentration of nitrogen dioxide; method using detector tubes for short-term sampling with direct indication
ISO 4221:1980 Air quality; Determination of mass concentration of sulphur dioxide in ambient air; Thorin spectrophotometric method
ISO 17091:2013 Workplace air.Determination of lithium hydroxide, sodium hydroxide,potassium hydroxide and calcium dihydroxide.Method by measurement of corresponding cations by suppressed ion chromatography
ISO 9408:1999 Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
ISO 22863-10:2021 Fireworks - Test methods for determination of specific chemical substances - Part 10: Nitrogen content in nitrocellulose by iron(II) sulfate titration

Korean Agency for Technology and Standards (KATS), Determination method of nitrogen oxides in the air

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 I ISO 6768-2014(2019) Ambient air — Determination of mass concentration of nitrogen dioxide(Modified Griess-Saltzman method)
KS I 2208-2008 Methods for determination of carbon dioxide in air
KS M 2408-2003(2018)
KS I ISO 10498-2005(2020) Ambient air－Determination of sulfur dioxide－Ultraviolet fluorescence method
KS I 2220-2010 Measuring method for volatile organic compounds in airborne by gas detector tube
KS I ISO 6768:2004 Ambient air-Determination of mass concentration ofnitrogen dioxide(Modified Griess-Saltzman method)
KS I ISO 6768:2014 Ambient air — Determination of mass concentration of nitrogen dioxide(Modified Griess-Saltzman method)
KS H ISO 8454:2020 Cigarettes — Determination of carbon monoxide in the vapour phase of cigarette smoke — NDIR method
KS H ISO 8454:2014 Cigarettes — Determination of carbon monoxide in the vapour phase of cigarette smoke — NDIR method
KS R 1021-2005 Analytical procedure for continuous measurement of carbonmonoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS M ISO 6745:2007 Zinc phosphate pigments for paints-Specifications and methods of test
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 4224-2006(2016) Ambient air－Determination of carbon monoxide－Non－dispersive infrared spectrometry method
KS R 1021-2014 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS R 1021-1980 Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS E 7002-2005 Methods for determination of carbon monoxide andtemperature from combustion gases generated fromcombustion apparatus for holed coal briquette
KS E 7002-1973 Methods for determination of carbon monoxide andtemperature from combustion gases generated fromcombustion apparatus for holed coal briquette
KS R 1021-2014(2019) Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 8761:2008 Work-place air－Determination of mass concentration of nitrogen dioxide－Method using detector tubes for short-term sampling with direct indication
KS I ISO 21258:2022 Stationary source emissions — Determination of the mass concentration of dinitrogen monoxide(N2O) — Reference method: Non-dispersive infrared method
KS B 8022-2014(2019) Measurement method of NOx emission rate for open type forced draught oil burning space heaters
KS I ISO 8761:2019 Work-place air ― Determination of mass concentration of nitrogen dioxide ― Method using detector tubes for short-term sampling with direct indication
KS I ISO 4221:2006 Air quality－Determination of mass concentration of sulphur dioxide in ambient air(Thorin spectrophotometric method)
KS I ISO 4221-2006(2016) Air quality－Determination of mass concentration of sulphur dioxide in ambient air(Thorin spectrophotometric method)
KS I ISO 9408:2006 Water quality-Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
KS I ISO 17091:2020 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
KS I ISO 6974-3-2006(2016) Natural gas－Determination of composition with defined uncertainty by gas chromatography－Part 3：Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two p

AENOR, Determination method of nitrogen oxides in the air

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-EN 14211:2013 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNE 83321:2017 EX Concrete with photocatalytic activity. Determination of the degradation of nitric oxide (NO) in the air by photocatalytic materials. Continuous flow test method
UNE-EN 14792:2017 Stationary source emissions - Determination of mass concentration of nitrogen oxides - Standard reference method: chemiluminescence
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 ISO 4577:2001 PLASTICS - POLYPROPYLENE AND PROPYLENE-COPOLYMERS - DETERMINATION OF THERMAL OXIDATIVE STABILITY IN AIR - OVEN METHOD. (ISO 4577:1983)
UNE 77203:1993 AIR QUALITY. DETERMINATION OF MASS CONCENTRATION OF SULPHUR DIOXIDE IN AMBIENT AIR. THORIN SPECTROPHOTOMETRIC METHOD.
UNE-EN 50545-1:2012 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
UNE-EN ISO 6974-3:2003 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns. (ISO 6974-3:2000)
UNE 127197-1:2013 Test method application to evaluate the air-purification performance of semiconducting photocatalytic materials soaked into precast concrete products - Part 1: Removal of nitric oxide.

KR-KS, Determination method of nitrogen oxides in the air

KS I ISO 7996-2021 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
KS M 2408-2003(2023) Test method for determination of oxygenates in gasoline by gas chromatography
KS H ISO 8454-2020 Cigarettes — Determination of carbon monoxide in the vapour phase of cigarette smoke — NDIR 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 I ISO 8761-2019 Work-place air ― Determination of mass concentration of nitrogen dioxide ― Method using detector tubes for short-term sampling with direct indication
KS I ISO 17091-2020 Workplace air — Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide — Method by measurement of corresponding cations by suppressed ion chromatography
KS I ISO 6974-5-2022 Natural gas Determination of composition and associated uncertainty by gas chromatography Part 5: Isothermal method for nitrogen, carbon dioxide, C 1 to C 5 hydrocarbons and C 6+ hydrocarbons
KS L 1674-2023 Test method for nitrogen oxides removal performance of photocatalytic construction materials at site using contact reactor

American Society for Testing and Materials (ASTM), Determination method of nitrogen oxides in the air

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 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 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 D1608-16 Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
ASTM D1608-60(1967) Standard Method Of Test For Oxides Of Nitrogen In Gaseous Combustion Products (Phenol-Disulfonic Acid Procedure)
ASTM D1608-98(2009) 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 D3608-95(2005) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D1607-91(2018)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
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 D3824-20 Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by Chemiluminescence
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(2000) Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by the Chemiluminescent Method
ASTM D1607-91(2005) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
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 D4413-98e1 Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (Charcoal Tube Methodology)
ASTM D4413-98(2003) Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (Charcoal Tube Methodology)
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 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 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 C1179-91(2000) Standard Test Method for Oxidation Mass Loss of Manufactured Carbon and Graphite Materials in Air
ASTM D5599-22 Standard Test Method for Determination of Oxygenates in Gasoline by Gas Chromatography and Oxygen Selective Flame Ionization Detection
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 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 D7649-10(2017) Standard Test Method for Determination of Trace Carbon Dioxide, Argon, Nitrogen, Oxygen and Water in Hydrogen Fuel by Jet Pulse Injection and Gas Chromatography/Mass Spectrometer Analysis
ASTM D7649-19 Standard Test Method for Determination of Trace Carbon Dioxide, Argon, Nitrogen, Oxygen and Water in Hydrogen Fuel by Jet Pulse Injection and Gas Chromatography/Mass Spectrometer Analysis
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 D7184-07 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence
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 D3246-96 Standard Test Method for Sulfur in Petroleum Gas by Oxidative Microcoulometry
ASTM D3246-92 Standard Test Method for Sulfur in Petroleum Gas by Oxidative Microcoulometry
ASTM D3246-11 Standard Test Method for Sulfur in Petroleum Gas by Oxidative Microcoulometry
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 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 D5578-04 Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (HBr Derivatization Method)
ASTM D5578-04(2010) Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (HBr Derivatization Method)
ASTM D5578-94(1999)e1 Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (HBr Derivatization Method)
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 E1409-05 Standard Test Method for Determination of Oxygen and Nitrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Technique
ASTM E1409-08 Standard Test Method for Determination of Oxygen and Nitrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Technique
ASTM D2784-98 Standard Test Method for Sulfur in Liquefied Petroleum Gases (Oxy-Hydrogen Burner or Lamp)
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 UOP989-14 Trace Sulfur in LPG and Gaseous Hydrocarbons by Oxidative Combustion with Ultraviolet Fluorescence Detection
ASTM D6447-03 Standard Test Method for Hydroperoxide Number of Aviation Turbine Fuels by Voltammetric Analysis
ASTM D6447-09(2014) Standard Test Method for Hydroperoxide Number of Aviation Turbine Fuels by Voltammetric Analysis
ASTM D5197-16 Standard Test Method for Determination of Formaldehyde and Other Carbonyl Compounds in Air (Active Sampler Methodology)
ASTM E2864-18 Standard Test Method for Measurement of Airborne Metal Oxide Nanoparticle Surface Area Concentration in Inhalation Exposure Chambers using Krypton Gas Adsorption
ASTM D4413-98(2009)e1 Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (Charcoal Tube Methodology)
ASTM E1409-13 Standard Test Method for Determination of Oxygen and Nitrogen in Titanium and Titanium Alloys by Inert Gas Fusion
ASTM D6447-99 Standard Test Method for Hydroperoxide Number of Aviation Turbine Fuels by Voltammetric Analysis
ASTM D6447-09(2021) Standard Test Method for Hydroperoxide Number of Aviation Turbine Fuels by Voltammetric Analysis
ASTM D6839-18 Standard Test Method for Hydrocarbon Types, Oxygenated Compounds, and Benzene in Spark Ignition Engine Fuels by Gas Chromatography
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 D1827-92(2002) Standard Test Method for Gas Content (Nonacidic) of Insulating Liquids by Displacement with Carbon Dioxide
ASTM D1827-92(2002)e1 Standard Test Method for Gas Content (Nonacidic) of Insulating Liquids by Displacement with Carbon Dioxide
ASTM D2010/D2010M-98(2010) Standard Test Methods for Evaluation of Total Sulfation Activity in the Atmosphere by the Lead Dioxide Technique
ASTM D3246-05 Standard Test Method for Sulfur in Petroleum Gas by Oxidative Microcoulometry
ASTM C1179-91(2010)e1 Standard Test Method for Oxidation Mass Loss of Manufactured Carbon and Graphite Materials in Air
ASTM C1179-91(2005) Standard Test Method for Oxidation Mass Loss of Manufactured Carbon and Graphite Materials in Air

Military Standard of the People's Republic of China-General Armament Department, Determination method of nitrogen oxides in the air

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.

Association Francaise de Normalisation, Determination method of nitrogen oxides in the air

NF EN 14211:2012 Air ambiant - Méthode normalisée pour le mesurage de la concentration en dioxyde d'azote et monoxyde d'azote par chimiluminescence
NF X43-028*NF EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
NF X43-061*NF EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence.
NF EN 16339:2013 Air ambiant - Méthode pour la détermination de la concentration du dioxyde d'azote au moyen d'échantillonneurs par diffusion
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 X43-015:1976 Air pollution. Nitrogen dioxide content of atmospheric air. Method of determination by collection on a triethanolamine-impregnated filter.
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 ISO 17091:2013 Air des lieux de travail - Détermination de la teneur en hydroxyde de lithium, hydroxyde de sodium, hydroxyde de potassium et dihydroxyde de calcium - Méthode par mesurage des cations correspondants utilisant la chromatographie ionique
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 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 X43-373*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 T51-622*NF EN ISO 4577:2019 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method
NF EN ISO 4577:2019 Plastiques - Polypropylène et copolymères de propylène - Détermination de la stabilité à l'oxydation à chaud dans l'air - Méthode à l'étuve
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
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 X43-255*NF ISO 8761:1990 Work-place air. Determination of mass concentration nitrogen dioxide. Method using detector tubes for short-term sampling with direct indication.
NF T51-622:1999 Plastics. Polypropylene and propylene-copolymers. Determination of thermal oxidative stability in air. Oven method.
NF T51-622:1985 PLASTICS. POLYPROPYLENE AND PROPYLENE-COPOLYMERS. DETERMINATION OF THERMAL OXIDATIVE STABILITY IN AIR. OVEN METHOD.
NF A88-200-2*NF EN ISO 15011-2:2009 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 we
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...
NF X43-019:1983 Atmospheric pollution. Determination of the sulphur dioxide content of the ambient air by means of ultraviolet fluorescence.
NF EN 13274-6:2002 Appareils de protection respiratoire - Méthodes d'essai - Partie 6 : détermination de la teneur en dioxyde de carbone de l'air inhalé
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 C23-504-1/A1*NF EN 50545-1/A1:2016 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1 : general performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
NF X43-013:1977 Atmospheric pollution.determination of the concentration by mass ofsulphur dioxide, in the ambient air.analysis by the thorin spectrophotometric method.
NF P15-478:1990 Methods of testing cement. Determination of the chloride, carbon dioxide and alkali content of cement.
NF S76-007-6*NF EN 13274-6:2002 Respiratory protective devices - Methods of test - Part 6 : determination of carbon dioxide content of the inhalation air.
NF M07-114:2008 Liquid petroleum products - Determination of hydrocarbon types and oxygenates in automotive-motor gasoline - Multidimensional gas chromatography 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 EN 13320:2002 Agents de surface - Détermination de traces d'oxyde d'éthylène libre dans les éthoxylats par chromatographie en phase gazeuse

German Institute for Standardization, Determination method of nitrogen oxides in the air

DIN EN 14211:2012-11 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2012 / Note: To be replaced by DIN EN 14211 (2022-11).
DIN EN 14211:2022-11 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German and English version prEN 14211:2022 / Note: Date of issue 2022-09-30*Intended as replacement for DIN EN 14211 ...
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 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 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 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence; German version EN 14211:2012
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 EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling; German version EN 16339:2013
DIN EN ISO 4577:1999 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air, oven method (ISO 4577:1983); German version EN ISO 4577:1999
DIN EN ISO 4577:2019-12 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method (ISO 4577:2019); German version EN ISO 4577:2019
DIN 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; German version EN 16980-1:2021
DIN EN ISO 4577:2019 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method (ISO 4577:2019)
DIN ISO 8454:2021-02 Cigarettes - Determination of carbon monoxide in the vapour phase of cigarette smoke - NDIR method (ISO 8454:2007 + Amd.1:2009 + Amd.2:2019)
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 ISO 15351:2010-08 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method) (ISO 15351:1999); German version EN ISO 15351:2010
DIN EN 13274-6:2002-03 Respiratory protective devices - Methods of test - Part 6: Determination of carbon dioxide content of the inhalation air; German version EN 13274-6:2001
DIN EN 13320:2002-09 Surface active agents - Gas chromatographic trace determination of free ethylene oxide in ethoxylates; German version EN 13320:2002

国家市场监督管理总局、中国国家标准化管理委员会, Determination method of nitrogen oxides in the air

GB/T 38386-2019 Gas analysis—Determination of oxynitride in gases—The method of Cavity Ring-Down Spectroscopy
GB/T 39716-2020 Test method for air-purification performance of photocatalytic materials and products—Removal of nitric oxide
GB/T 37186-2018 Gas analysis—Determination of sulfur dioxide and nitrogen oxides—Ultraviolet differential optical absorption 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

European Committee for Standardization (CEN), Determination method of nitrogen oxides in the air

EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
prEN 14211 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by 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
EN ISO 4577:2019 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method (ISO 4577:2019)
EN ISO 4577:1999 Plastics - Polypropylene and Propylene-Copolymers - Determinations of Thermal Oxidative Stability in Air - Oven Method
EN ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
EN 13274-6:2001 Respiratory protective devices - Methods of test - Part 6: Determination of carbon dioxide content of the inhalation air

Danish Standards Foundation, Determination method of nitrogen oxides in the air

DS/EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
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 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
DS/EN ISO 4577:1999 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method
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
DS/EN 13274-6:2002 Respiratory protective devices - Methods of test - Part 6: Determination of carbon dioxide content of the inhalation air
DS/EN ISO 6974-3:2001 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns
DS/EN 50545-1:2011 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
DS/EN ISO 15351:2010 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method)
DS/EN ISO 6974-6+Corr.1:2006 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C1 to C8 hydrocarbons using three capillary columns
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

Lithuanian Standards Office , Determination method of nitrogen oxides in the air

LST EN 14211-2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
LST ISO 7996:1999 Ambient air. Determination of the mass concentration of nitrogen oxides. Chemiluminescence method (ISO 7996:1985)
LST EN 14792-2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
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
LST EN ISO 4577:2000 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method (ISO 4577:1983)
LST EN 13274-6-2002 Respiratory protective devices - Methods of test - Part 6: Determination of carbon dioxide content of the inhalation air
LST EN 50545-1-2012 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels -- Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides
LST EN ISO 6974-3:2003 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 3: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and hydrocarbons up to C8 using two packed columns (ISO 6974-3:2000)

RU-GOST R, Determination method of nitrogen oxides in the air

GOST 32527-2013 Mineral nitrogen-containing substances. Determination in air and water
GOST 34042-2016 Furniture, timber and polymers. The method for determination of sulphur dioxide in the air of climatic chambers
GOST 28687-2016 Reagents. Method for determination of peroxides in organic solvents
GOST 34041-2016 Furniture, timber and polymers. The method for determination of hydrogen chloride in the air of climatic chambers
GOST 34040-2016 Furniture, timber and polymers. Method for determination of hydrogen cyanide in the air of climatic chambers
GOST R 52717-2007 Work-place air. Determination of mass concentration of nitrogen dioxide. Method using detector tubes for short-term sampling with direct indication
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 14618.3-1978 Essential oils, aromatics and their intermediates. Methods for determination of peroxides
GOST R ISO 17091-2016 Workplace air. Determination of lithium hydroxide, sodium hydroxide, potassium hydroxide and calcium dihydroxide. Method by measurement of corresponding cations by suppressed ion chromatography
GOST R 55924-2013 Furniture, timber and polymers. The method for determination of formaldehyde and other volatile chemicals in the air of climatic chambers

Professional Standard - Ocean, Determination method of nitrogen oxides in the air

HY/T 263-2018 Determination of dissolved nitrous oxide in seawater—Headspace equilibrium gas chromatography method

CEN - European Committee for Standardization, Determination method of nitrogen oxides in the air

EN 14211:2005 Ambient air quality - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence

Shandong Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the air

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

Group Standards of the People's Republic of China, Determination method of nitrogen oxides in the air

T/CBMF 72-2019 Test method for air-purification performance of photocatalytic materials and products Removal of nitric oxides
T/CNIA 0016-2019 Determination of Hydrogen Chloride, Nitrogen, Oxygen and Total Carbon Content in Recycled Hydrogen for Polysilicon by Gas Chromatography
T/WSJD 18.1-2021 Ion Chromatography for the Determination of Sodium Hydroxide, Sodium Carbonate and Potassium Hydroxide in Chemical Factors in the Air of the Workplace
T/SDAQI 064-2021 Determination of urea content in diesel engines NOx reduction agent - Aqueous urea solution by refractive index

ES-UNE, Determination method of nitrogen oxides in the air

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.
UNE-EN ISO 4577:2020 Plastics - Polypropylene and propylene-copolymers - Determination of thermal oxidative stability in air - Oven method (ISO 4577:2019)
UNE-EN 13274-6:2002 Respiratory protective devices - Methods of test - Part 6: Determination of carbon dioxide content of the inhalation air.
UNE-EN 50545-1:2012/A1:2016 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels - Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides

Professional Standard - Energy, Determination method of nitrogen oxides in the air

NB/SH/T 6014-2020 Determination of Nitrogenous Compounds in Middle Distillates by Gas Chromatography-Nitrogen Chemiluminescence Detection

中华人民共和国国家卫生和计划生育委员会, Determination method of nitrogen oxides in the air

GB/T 18204.24-2000 Methods for determination of carbon dioxide in air of public places

国家煤矿安全监察局, Determination method of nitrogen oxides in the air

MT/T 137.1-1986 Determination method of harmful gas carbon monoxide in mine air

CH-SNV, Determination method of nitrogen oxides in the air

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

IT-UNI, Determination method of nitrogen oxides in the air

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 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 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 - Hygiene , Determination method of nitrogen oxides in the air

WS/T 173-1999 Workplace air.Determination of carbon monoxide.Gas chromatographic method
WS/T 173-99
WS/T 132-1999 Workplace air.Determination of hydrogen peroxide.Spectrophotometric method
WS/T 127-1999 Workplace air.Determination of lead.Hydride generation atomic absorption spectrometry method
WS/T 129-1999 Workplace air.Determination of arsenic.Hydride generation atomic absorption spectrometry method
WS/T 130-1999 Workplace air.Determination of selenium.Hydride generation atomic absorption spectrometry method

TR-TSE, Determination method of nitrogen oxides in the air

TS 2343-1976 METHODS FOR THE MEASUREMENT OF AIR POLLUTION DETERMINATION OF ATMOSPHERIC 5ULPHUR COMPOUNDS WITH LEAD DIOXIDE METHOD
TS 2360-1976 METHODS FOR THE MEASUREMENT OF AIR POLLUTION DETERMINAT?ON OF SULPHUR DIOXIDE

Hubei Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the air

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

Liaoning Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the air

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

GM North America, Determination method of nitrogen oxides in the air

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

Malaysia Standards, Determination method of nitrogen oxides in the air

MS 880 Pt.2-1984

国家能源局, Determination method of nitrogen oxides in the air

NB/SH/T 0991-2019 Determination of aniline compounds in gasoline by gas chromatography-nitrogen chemiluminescence detection method
NB/SH/T 0994-2019 Separation and Determination of Oxygen- and Nitrogen-Containing Additives in Gasoline Solid-Phase Extraction/Gas Chromatography-Mass Spectrometry

Professional Standard - Geology, Determination method of nitrogen oxides in the air

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

Professional Standard - Petrochemical Industry, Determination method of nitrogen oxides in the air

SH/T 1542-1993 Determination of the thermo-oxidative stability of polypropylene and propylene copolymers in air - Oven method
SH/T 1542-2023 Plastics — Determination of thermal oxidative stability for polypropylene and propylene -copolymers in air — Oven method
SH/T 1787-2015 Isoamylene for industrial use.Determination of oxy-compounds.Gas chromatographic method
SH/T 1483-2004 Isobutene for industrial use--Determination of oxy-compounds--Gas chromatographic method

AR-IRAM, Determination method of nitrogen oxides in the air

American National Standards Institute （ANSI), Determination method of nitrogen oxides in the air

ANSI/ASTM C1179:2000 Test Method for Oxidation Mass Loss of Manufactured Carbon and Graphite Materials in Air

Professional Standard - Electron, Determination method of nitrogen oxides in the air

SJ 3238-1989 Method for determination of trace Nitrogen in electronic grade Argon--Argon ionization gas chromatography method
SJ 3237-1989 Method for determination of trace oxygen in electronic grade Argon--Argon ionization gas chromatography method

Indonesia Standards, Determination method of nitrogen oxides in the air

SNI 19-7117.5-2005 Exhaust gas emissions - Stationary sources - Part 5: Test methods of nitrogen oxides by phenol dissulphonic acid (PDS) using spectrophotometers

Professional Standard - Commodity Inspection, Determination method of nitrogen oxides in the air

SN/T 3602-2013 Determination of organic oxygenate compounds in naphtha.Gas chromatography

IX-EU/EC, Determination method of nitrogen oxides in the air

M 256-1997 DRAFT STANDARDISATION MANDATE TO CEN FOR STANDARD MEASURING METHODS OF SO2, NO2, CO, O3 IN AMBIENT AIR

NZ-SNZ, Determination method of nitrogen oxides in the air

AS/NZS 3580.17:2016 Methods for sampling and analysis of ambient air Method 17: Determination of gaseous compounds in ambient air-Direct-reading cavity ring-down spectroscopy instrumental method

SE-SIS, Determination method of nitrogen oxides in the air

SIS SS 02 84 25-1991 Air quality — Stationary source emissions — Determination of the mass concentration of nitrogen oxides — Performance characteristics and calibration of automated measuring systems
SIS SS 02 84 21-1990 Stationary source emissions — Determination of the mass concentration of sulfur dioxide — Hydrogen peroxide — barium perchlorateIThorin-method

Inner Mongolia Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the air

DB15/T 3075-2023 Determination Method of Harmful Microorganisms in the Air of Large-scale Sheep Farms

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, Determination method of nitrogen oxides in the air

GB/T 33649-2017 Determination of oxygenates and aniline compounds in motor gasoline—Gas chromatography

Fujian Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the air

DB35/T 1817-2019 Determination of Benzene, Vinyl Chloride and Oxygenated Organic Compounds in Liquid Carbon Dioxide by Gas Chromatography

GOSTR, Determination method of nitrogen oxides in the air

GOST R 59264-2020 Solid mineral fuel. Method for the determination of free calcium oxide in the ash

CENELEC - European Committee for Electrotechnical Standardization, Determination method of nitrogen oxides in the air

EN 50545-1:2011 Electrical apparatus for the detection and measurement of toxic and combustible gases in car parks and tunnels Part 1: General performance requirements and test methods for the detection and measurement of carbon monoxide and nitrogen oxides

Universal Oil Products Company (UOP), Determination method of nitrogen oxides in the air

UOP 989-2014 Trace Sulfur in LPG and Gaseous Hydrocarbons by Oxidative Combustion with Ultraviolet Fluorescence Detection

Professional Standard - Non-ferrous Metal, Determination method of nitrogen oxides in the air

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

AT-ON, Determination method of nitrogen oxides in the air

ONORM EN 725-3-1994 Advanced technical ceramics. Methods of test for ceramic powders. Part 3: Determination of the oxygen content of non-oxides by thermal extraction with a carrier gas

Professional Standard - Electricity, Determination method of nitrogen oxides in the air

DL/T 1551-2016 Determination method of sulfur dioxide, hydrogen sulfide, sulfuryl fluoride and thionyl fluoride in sulfur hexafluoride gas - GC method

ES-AENOR, Determination method of nitrogen oxides in the air

UNE 142-400-1994 Fertilizers Sampling from a conveyor by stopping the belt