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Determination method of nitrogen oxides in the atmosphere

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

In the international standard classification, Determination method of nitrogen oxides in the atmosphere involves: Air quality, Analytical chemistry, Explosion protection, Tobacco, tobacco products and related equipment, Products of the chemical industry, Vocabularies, Water quality, Fuels, Inorganic chemicals, Products of the textile industry, Environmental protection, Geology. Meteorology. Hydrology, Non-ferrous metals, Cereals, pulses and derived products, Pesticides and other agrochemicals, Ceramics, Surface treatment and coating, Fertilizers, Furniture, Testing of metals, Metrology and measurement in general, Nuclear energy engineering, Paint ingredients, Metalliferous minerals, Organic chemicals, Materials for the reinforcement of composites, Soil quality. Pedology, Natural gas, Welding, brazing and soldering, Occupational safety. Industrial hygiene, Glass, Road vehicles in general, Petroleum products in general, Burners. Boilers, Plastics, Raw materials for rubber and plastics, Power stations in general, Edible oils and fats. Oilseeds, Products of non-ferrous metals, Ferrous metals, Pharmaceutics, Electronic components in general, Beverages, General methods of tests and analysis for food products, Mining and quarrying, Milk and milk products, Refractories, Animal feeding stuffs, Farming and forestry, Leather technology.

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

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 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 D1607-91(2018)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
ASTM D3608-95(2005) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
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 D3824-20 Standard Test Methods for Continuous Measurement of Oxides of Nitrogen in the Ambient or Workplace Atmosphere by Chemiluminescence
ASTM D1607-91(2000)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
ASTM D1607-91(2005) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (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 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 D1608-16 Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
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 D1608-98(2009) Standard Test Method for Oxides of Nitrogen in Gaseous Combustion Products (Phenol-Disulfonic Acid Procedures)
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 Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D1608-60(1967) Standard Method Of Test For Oxides Of Nitrogen In Gaseous Combustion Products (Phenol-Disulfonic Acid Procedure)
ASTM C1494-13(2018) Standard Test Methods for Determination of Mass Fraction of Carbon, Nitrogen, and Oxygen in Silicon Nitride Powder
ASTM D4413-98(2009)e1 Standard Test Method for Determination of Ethylene Oxide in Workplace Atmospheres (Charcoal Tube Methodology)
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 D2010/D2010M-98(2010) Standard Test Methods for Evaluation of Total Sulfation Activity in the Atmosphere by the Lead Dioxide Technique
ASTM D4765-03 Standard Test Method for Fluorides in Workplace Atmospheres
ASTM UOP936-16 Combined Nitrogen in LPG by Chemiluminescence
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 UOP981-10 Trace Nitrogen in Liquid Hydrocarbons by Oxidative Combustion with Chemiluminescence Detection
ASTM D1607-91(2011) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
ASTM D5466-15 Standard Test Method for Determination of Volatile Organic Compounds in Atmospheres (Canister Sampling Methodology)
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 C1430-07 Standard Test Method for Determination of Uranium, Oxygen to Uranium (O/U), and Oxygen to Metal (O/M) in Sintered Uranium Dioxide and Gadolinia-Uranium Dioxide Pellets by Atmospheric Equilibration
ASTM C1430-00 Standard Test Method for Determination of Uranium, Oxygen to Uranium (O/U), and Oxygen to Metal (O/M) in Sintered Uranium Dioxide and Gadolinia-Uranium Dioxide Pellets by Atmospheric Equilibration
ASTM C1430-07(2011)e1 Standard Test Method for Determination of Uranium, Oxygen to Uranium (O/U), and Oxygen to Metal (O/M) in Sintered Uranium Dioxide and Gadolinia-Uranium Dioxide Pellets by Atmospheric Equilibration
ASTM UOP269-10 Nitrogen Bases in Hydrocarbons by Potentiometric Titration
ASTM UOP269-90 Nitrogen Bases in Hydrocarbons by Potentiometric Titration
ASTM UOP939-96 Basic Nitrogen in LPG by Ion Chromatography
ASTM D2914-15(2022) Standard Test Methods for Sulfur Dioxide Content of the Atmosphere (West-Gaeke Method)
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 D3162-94(2000)e1 Standard Test Method for Carbon Monoxide in the Atmosphere (Continuous Measurement by Nondispersive Infrared Spectrometry)
ASTM D3162-94(2005) Standard Test Method for Carbon Monoxide in the Atmosphere (Continuous Measurement by Nondispersive Infrared Spectrometry)
ASTM D4096-91(1997)e1 Standard Test Method for Determination of Total Suspended Particulate Matter in the Atmosphere (High-Volume Sampler Method)
ASTM D7184-07 Standard Test Method for Ultra Low Nitrogen in Aromatic Hydrocarbons by Oxidative Combustion and Reduced Pressure Chemiluminescence
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 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 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 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 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 D3449-79(1984) Method of Test for Sulfur Dioxide in Workplace Atmospheres (Barium Perchlorate Method)
ASTM D5466-95 Standard Test Method for Determination of Volatile Organic Chemicals in Atmospheres (Canister Sampling Methodology)
ASTM D5466-01 Standard Test Method for Determination of Volatile Organic Chemicals in Atmospheres (Canister Sampling Methodology)
ASTM D5466-01(2007) Standard Test Method for Determination of Volatile Organic Chemicals in Atmospheres (Canister Sampling Methodology)
ASTM D5466-21 Standard Test Method for Determination of Volatile Organic Compounds in Atmospheres (Canister Sampling, Mass Spectrometry Analysis Methodology)
ASTM G124-18 Standard Test Method for Determining the Combustion Behavior of Metallic Materials in Oxygen-Enriched Atmospheres
ASTM D2010/D2010M-98 Standard Test Methods for Evaluation of Total Sulfation Activity in the Atmosphere by the Lead Dioxide Technique
ASTM D2010/D2010M-98(2017) Standard Test Methods for Evaluation of Total Sulfation Activity in the Atmosphere by the Lead Dioxide Technique
ASTM D4323-84(1997)e1 Standard Test Method for Hydrogen Sulfide in the Atmosphere by Rate of Change of Reflectance
ASTM D4323-84(2009) Standard Test Method for Hydrogen Sulfide in the Atmosphere by Rate of Change of Reflectance
ASTM D4323-15 Standard Test Method for Hydrogen Sulfide in the Atmosphere by Rate of Change of Reflectance
ASTM D4765-98 Standard Test Method for Fluorides in Workplace Atmospheres
ASTM D4765-03(2008) Standard Test Method for Fluorides in Workplace Atmospheres
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 E298-68 Standard Methods For Assay Of Organic Peroxides
ASTM D3162-12 Standard Test Method for Carbon Monoxide in the Atmosphere (Continuous Measurement by Nondispersive Infrared Spectrometry)
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 D2914-95 Standard Test Methods for Sulfur Dioxide Content of the Atmosphere (West-Gaeke Method)
ASTM D2914-01 Standard Test Methods for Sulfur Dioxide Content of the Atmosphere (West-Gaeke Method)
ASTM D2914-01(2007) Standard Test Methods for Sulfur Dioxide Content of the Atmosphere (West-Gaeke Method)
ASTM D2914-15 Standard Test Methods for Sulfur Dioxide Content of the Atmosphere (West-Gaeke Method)
ASTM D3162-21 Standard Test Method for Carbon Monoxide in the Atmosphere (Continuous Measurement by Nondispersive Infrared Spectrometry)
ASTM UOP432-65T Total Nitrogen in Liquefied Petroleum Gases by Acid Extraction-Kjeldahl Procedure
ASTM D4323-21 Standard Test Method for Hydrogen Sulfide in the Atmosphere by Rate of Change of Reflectance
ASTM D3162-12(2020) Standard Test Method for Carbon Monoxide in the Atmosphere (Continuous Measurement by Nondispersive Infrared Spectrometry)
ASTM C1069-86(2004)e1 Standard Test Method for Specific Surface Area of Alumina or Quartz by Nitrogen Adsorption
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 D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
ASTM D1355-60(1967)e1 Method of Continuous Analysis and Automatic Recording of the Sulfur Dioxide Content of the Atmosphere
ASTM C288-87(2002) Standard Test Method for Disintegration of Refractories in an Atmosphere of Carbon Monoxide

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

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 B 7953:2004 Continuous analyzers for oxides of nitrogen in ambient air
JIS B 7953:1997 Continuous analysers for oxides of nitrogen in ambient air
JIS K 0103:1995 Methods for determination of sulfur oxides in flue gas
JIS K 0227:1984 Analytical method for trace nitrogen oxides in diluent gas and zero gas
JIS K 0103:1999 Methods for determination of sulfur oxides in flue gas
JIS K 0103:2005 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 K 0103:2011 Methods for determination of sulfur oxides in flue gas
JIS K 0304:1996 Methods for determination of carbon dioxide in air
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 0105:1982 Methods for determination of fluorine compounds in exhaust gas
JIS K 0098:1998 Methods for determination of carbon monoxide in flue gas
JIS D 1028:1983 Measuring method of carbon monoxide in automobile exhaust gas (idling)
JIS K 0098:2016 Methods for determination of carbon monoxide in flue gas
JIS K 0301:1989 Methods for determination of oxygen in flue gas
JIS D 1030:1995 Analytical procedure for continuous measurement of carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
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 H 1902:1990 Methods for determination on physical properties of aluminium oxide
JIS K 0301:1998 Methods for determination of oxygen in flue gas
JIS K 0301:2016 Methods for determination of oxygen in flue gas
JIS K 0228:1986 Analytical method for trace sulfur dioxide in dilvent gas and zero gas
JIS R 1695:2014 Methods for determination of yttrium oxide in stabilized zirconia powders for fine ceramics

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

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 Z04075-1961 Speedy Me?hod for De?er mina?ion of Ni?rogen Oxyde* in Air
PN Z04009-02-1991 Air purity protection Tests for nitrogen compounds Determination of ammonia in the atmosphere (imision) by photometric, indophenol method
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 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 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 C04642-04-1991 Water and waste water. Tests of pollutants in atmospheric precipitation. Determination of ammonium nitrogen by colorimetric method
PN Z04007-05-1986 Air purity protection Tests for ozone Determination of ozone in the ambient air (imision) by spectrophotometric 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 Z04157-02-1986 Air purity protection ests for calcium oxide etermination of calcium oxide in ork places by electrochemical method
PN C04642-06-1993 Water and waste water. Tests for pollutants in atmopheric precipitation. Determination of chlorides by spectrophotometric method
PN C04759 ArkusZ05-1973 Gaseous fuels Conductometric method of test of carbon monoxide in burnt gas

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

CSN 38 5537-1965 Determination of nitrogen oxide in fuel gases
CSN 83 0210-1963 Determination of Sulphur Oxydes in Flue Gases
CSN 34 5684-1981 Climatic tests of electric devices. Cyclic test in the atmosphere containing nitrogen oxides NO and NG2
CSN 65 4836-1983 Minerál fertilizers Methode for determination of total nitrogen content
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

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

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

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

KS I 2208-2008 Methods for determination of carbon dioxide in air
KS I 2203-2011 Methods for determination of oxides of nitrogen in flue gases
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 M 2408-2003(2018)
KS K ISO 105-G04:2018 Textiles — Tests for colour fastness — Part G04: Colour fastness to nitrogen oxides in the atmosphere at high humidities
KS M 2300-2014 Methods for determination of oxygen in flue gas
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 6768-2014(2019) Ambient air — Determination of mass concentration of nitrogen dioxide(Modified Griess-Saltzman method)
KS E 3912-1993 Methods for determination of aluminium oxide in manganese ores
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 1021-2014(2019) Continuous measurement method of concentration carbon monoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS E 3019-1993 Methods for determination of calcium oxide in iron ores
KS E 3023-1993 Methods for determination of aluminium oxide in iron ores
KS E 3022-1995 Methods for determination of magnesium oxide in iron ores
KS E 3019-2014 Methods for determination of calcium oxide in iron ores
KS E 3022-2017 Methods for determination of magnesium oxide in lron ores
KS E 3074-2017 Method for determination of silicon dioxide in chrome ores
KS E 3019-1999 Methods for determination of calcium oxide in iron ores
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 D 2571-2003 METHODS FOR DETERMINATION OF PHYSICAL PROPERTIES OF ALUMINIUM OXIDE
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 3061-1993 Methods for determination of titanium dioxide in iron ores
KS E 3089-2017 Methods for determination of silicon dioxide in titanium ores
KS E 3015-2017 Methods for determination of silicon dioxide in iron ores
KS E 3089-2022 Methods for determination of silicon dioxide in titanium ores
KS E 3015-2022 Methods for determination of silicon dioxide in iron ores
KS E 3074-2022 Method for determination of silicon dioxide in chromium ores
KS E 3015-1986 Methods for determination of silicon dioxide in iron ores
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 11564-2014(2019) Stationary source emissions — Determination of the mass concentration of nitrogen oxides(naphthylethylenediamine photometric method)
KS R 1021-2005 Analytical procedure for continuous measurement of carbonmonoxide, carbon dioxide and hydrocarbon in automobile exhaust gas
KS I ISO 10695:2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods
KS I ISO 10695-2006(2016) Water quality－Determination of selected organic nitrogen andphosphorus compounds－Gas chromatographic methods
KS I ISO 16960-2017(2021) Natural gas — Determination of sulfur compounds — Determination of total sulfur by oxidative microcoulometry method
KS I 2200-2014 Methods for determination of pollutants in flue gas
KS M 2102-1995 Methods for determination of hydrogen chloride in flue gas
KS M 2104-2005(2010) Methods for determination of hydrogen cyanide in exhaust gas
KS I 4219-2012

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

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 atmosphere

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

Association of German Mechanical Engineers, Determination method of nitrogen oxides in the atmosphere

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 2456-2004 Stationary source emissions - Reference method for determination of the sum of nitrogen monoxide and nitrogen dioxide - Ion chromatography method
VDI 2469 Blatt 1-2005 Gaseous emission measurement - Measurenment of nitrous oxide - Manual gas chromatographic method
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 2462 Blatt 2-2011 Measurement of gaseous emissions - Determination of sulphur trioxide in water vapour containing exhaust gas - Condensation method
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 3496 Blatt 1-1982 Gaseous emission measurement; determination of basic nitrogen compounds seizable by absorption in sulphuric acid

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

NF X43-009:1973 Nitrogen dioxyde content of the atmosphere (griess saltzman reaction).
NF X43-015:1976 Air pollution. Nitrogen dioxide content of atmospheric air. Method of determination by collection on a triethanolamine-impregnated filter.
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 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 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 X43-373*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 X43-019:1983 Atmospheric pollution. Determination of the sulphur dioxide content of the ambient air by means of ultraviolet fluorescence.
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 G07-071-4*NF ISO 105-G04:2017 Textiles - Tests for colour fastness - Part G04 : colour fastness to nitrogen oxides in the atmosphere at high humidities
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 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 X43-013:1977 Atmospheric pollution.determination of the concentration by mass ofsulphur dioxide, in the ambient air.analysis by the thorin spectrophotometric method.
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 EN ISO 10695:2000 Qualité de l'eau - Dosage de certains composés organiques azotés et phosphorés sélectionnés - Méthodes par chromatographie en phase gazeuse
NF T90-324*NF EN ISO 11734:1998 "Water quality. Evaluation of the ""ultimate"" anaerobic biodegradability of organic compounds in digested sludge. Method by measurement of the biogas production."
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 EN 16429:2021 Émissions de sources fixes - Méthode de référence pour la détermination de la concentration de chlorure d'hydrogène gazeux (HCl) dans les effluents gazeux émis dans l'atmosphère par des installations industrielles
NF T90-121*NF EN ISO 10695:2000 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods
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

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

MT 279-1994 Harmful gas existing in mine air Detection method of nitrogen oxide（detector tube method）
MT/T 279-1994
MT/T 369-1994 Determination method of chemical oxygen demand in coal mine water

API - American Petroleum Institute, Determination method of nitrogen oxides in the atmosphere

API 4264-1974 THE FATE OF NITROGEN OXIDES IN THE ATMOSPHERE - FINAL REPORT

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

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

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

GB/T 15436-1995 Ambient air--Determination of nitrogen oxides--Saltzman method
GB/T 13906-1992 Air quality.Determination of nitrogen oxides
GB/T 12372-1990 Standard method for examination of nitrogen dioxide in air of residential areas--Modified Saltzman method
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 16480.5-1996 Method for chemical analysis of yttrium and yttium oxide--Determination of nitrogen content
GB/T 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat
GB 7630-1987 The tribromoarsenazo photometric method for the determination of rare earth oxide content in rice and wheat
GB/T 14605-1993 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic 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 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 30728-2014 Determination of nitrogen in solid biofuels
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 16106-1995 Workplace air--Determination of sodium hydroxide--Acidimetric method
GB/T 13580.10-1992 Determination of fluoride in the wet precipitation.Fluor reagent spectrophotometry
GB/T 11843-1989 Uranium dioxide powder and pellets--Determination of nitrogen--Spectrophotometric method
GB 11843-1989 Determination of Nitrogen in Uranium Dioxide Powder and Pellets Spectrophotometric Method
GB/T 4921-1985 Waste gas from manufacturing process--Determination of chemical oxygen demand and nitrogen oxide--Potassium dichromate oxidation and naphthylethylene diamine colorimetric 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 15076.13-1994 Methods for chemical analysis of tantalum and niobium-Determination of nitrogen content in tantalum
GB/T 6285-2003 Determination of trace oxygen in gases--Eletrochemical method
GB/T 6609.5-2004 Chemical analysis methods and determination of physical performance of alumina Determination of sodium oxide content
GB/T 16107-1995 Workplace air--Determination of sodium hydroxide--Flame photometric method
GB/T 13580.9-1992 Determination of chloride in the wet precipitation.Ferrithiocyanate spectrophotometry
GB 13580.9-1992 Determination of Chloride in Atmospheric Precipitation Water Mercury Thiocyanate Ferric Photometry
GB/T 16014-1995 Workplace air--Determination of zinc oxide--Dithizone spectrophotometric method
GB/T 11061-1997 Natural gas--Determination of sulfur--Oxidative microcoulometry method
GB/T 16026-1995 Workplace air--Determination of sulfuric acid and sulfur trioxide--Barium chloride turbidimetric method
GB/T 12143.4-1992 Method for determination of carbondioxide in carbonated soft drink
GB/T 23499-2009 Determination of hydrogen peroxide residues in foods
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 13084-1991 Method for determination of glycosidic hydrocyanic acid in feeds
GB 13084-1991 Determination method of cyanide in feed

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

TCVN 7245-2003 Health care solid waste incinerator.Determination method of nitrogen oxides (NOx) concentration in fluegas
TCVN 6138-1996 Ambient air.Determination of the mass concentration of nitrogen oxides.Chemiluminescence method
TCVN 3756-1983 Natural gas.Method for the determination of oxygen, nitrogen and methane by gas chromatography
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 6653-2000 Soil quality.Biological methods.Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes
TCVN 2822-1987 Rare-earth ores.Method for the determination of total oxide of rare earth elements, uranium oxide and thorium oxide contents

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

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
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 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 EN ISO 21078-2:2007 Determination of boron (III) oxide in refractory products - Acid extraction method for the determination of boron (III) oxide in binder components
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
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 ISO 14853:2005 Plastics - Determination of the ultimate anaerobic biodegradation of plastic materials in an aqueous system - Method by measurement of biogas production
BS ISO 14853:2016 Plastics. Determination of the ultimate anaerobic biodegradation of plastic materials in an aqueous system. Method by measurement of biogas production
BS ISO 11564:1998 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method
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 EN 14792:2017 Tracked Changes. Stationary source emissions. Determination of mass concentration of nitrogen oxides. Standard reference method. Chemiluminescence
BS EN 25814:1992 Method for determination of dissolved oxygen in water: electrochemical probe method
BS EN 14792:2005 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: Chemiluminescence
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 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

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

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

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 atmosphere

GB/T 38386-2019 Gas analysis—Determination of oxynitride in gases—The method of Cavity Ring-Down Spectroscopy
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 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

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

DIN EN 14211:2005 Air quality — measurement method for determining the concentration of nitrogen dioxide and nitrogen monoxide using chemiluminescence

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 atmosphere

GB 12372-1990 Improved Saltzman method of the standard method for the detection of nitrogen dioxide in the atmosphere of residential areas

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

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 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 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/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)

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

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 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

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

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

SAE - SAE International, Determination method of nitrogen oxides in the atmosphere

SAE J177-1970 MEASUREMENT OF CARBON DIOXIDE@ CARBON MONOXIDE@ AND OXIDES OF NITROGEN IN DIESEL EXHAUST
SAE J177-2002 Measurement of Carbon Dioxide@ Carbon Monoxide@ and Oxides of Nitrogen in Diesel Exhaust
SAE J177-1995 Measurement of carbon dioxide, carbon monoxide and nitrogen oxides in diesel engine exhaust

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

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

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

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

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

NS 4855-1981 Air quality - Determination of nitrogendioxide in ambient air
NS 4869-1985 Air quality - Nitrogen dioxide content in workplace atmosphere - Colometric metod

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

UNE 77-211-1989

Anhui Provincial Standard of the People's Republic of China, Determination method of nitrogen oxides in the atmosphere

DB34/T 3690-2020 Determination of carbon dioxide and nitrogen content in liquefied petroleum gas

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

TS 2343-1976 METHODS FOR THE MEASUREMENT OF AIR POLLUTION DETERMINATION OF ATMOSPHERIC 5ULPHUR COMPOUNDS WITH LEAD DIOXIDE METHOD
TS 3030-1978 Methot For The Determination Of Chromium Trioxide (Gr203) In Glass Sand
TS 2360-1976 METHODS FOR THE MEASUREMENT OF AIR POLLUTION DETERMINAT?ON OF SULPHUR DIOXIDE

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

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

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

ISO 7996:1985 Ambient air; Determination of the mass concentration of nitrogen oxides; Chemiluminescence method
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 10849:2022 Stationary source emissions — Determination of the mass concentration of nitrogen oxides in flue gas — Performance characteristics of automated measuring systems
ISO 9408:1991 Water quality; evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds; method by determining the oxygen demand in a closed respirometer
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/TS 11725:2002 Solid mineral fuels - Determination of nitrogen - Semi-micro gasification method
ISO 9408:1991/Cor 1:1992 Water quality — Evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds — Method by determining the oxygen demand in a closed respirometer — Technical Corrigendum 1
ISO 22590:2020 Traditional Chinese medicine - Determination of sulfur dioxide in natural products by titration

AENOR, Determination method of nitrogen oxides in the atmosphere

UNE 77212:1993 AMBIENT AIR. DETERMINATION OF THE MASS CONCENTRATION OF NITROGEN OXIDES. CHEMILUMINESCENCE METHOD.
UNE-EN 14211:2013 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
UNE-EN 16339:2014 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
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 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 77228:2002 Stationary source emissions. Determination of the mass concentration of nitrogen oxides. Naphthylethylenediamine photometric 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

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

KS I ISO 7996-2021 Ambient air — Determination of the mass concentration of nitrogen oxides — Chemiluminescence method
KS K ISO 105-G04-2018 Textiles — Tests for colour fastness — Part G04: Colour fastness to nitrogen oxides in the atmosphere at high humidities
KS M 2408-2003(2023) Test method for determination of oxygenates in gasoline by gas chromatography
KS L 1676-2023 Test method for the fixing performance of nitrogen oxides and sulfur oxides on the surface of photocatalytic construction materials
KS K ISO 105-G04-2018(2023) Textiles — Tests for colour fastness — Part G04: Colour fastness to nitrogen oxides in the atmosphere at high humidities
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 10695-2021 Water quality — Determination of selected organic nitrogen and phosphorus compounds — Gas chromatographic methods

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

GJB 533.5-1988 Detection method for 45 components of submarine cabin air. Determination of nitrogen oxide content. Calibration tube method

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

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 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 9408:1999); German version EN ISO 9408:1999
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 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 50450-1:1987-08 Testing of materials for semiconductor technology; determination of impurities in carrier gases and doping gases; determination of water impurity in hydrogen, oxygen, nitrogen, argon and helium by using a diphosphorus pentoxide cell
DIN EN ISO 6974-6:2005-08 Natural gas - Determination of composition with defined uncertainty by gas chromatography - Part 6: Determination of hydrogen, helium, oxygen, nitrogen, carbon dioxide and C<(Index)1> to C<(Index)8> hydrocarbons using three capillary column...
DIN 51864:1986-09 Testing of gaseous fuels and other gases; determination of nitrogen monoxide content; Saltzman method
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 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 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 EN ISO 10695:2000-11 Water quality - Determination of selected organic nitrogen and phosphorus compounds - Gas chromatographic methods (ISO 10695:2000); German version EN ISO 10695:2000
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 ISO 16960:2015-02 Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method (ISO 16960:2014); German version EN ISO 16960:2014
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 51864:1986 Testing of gaseous fuels and other gases; determination of nitrogen monoxide content; Saltzman method

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

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

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

DS/EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
DS/EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
DS/EN 14792:2006 Stationary source emissions - Determination of mass concentration of nitrogen oxides (NOx) - Reference method: 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 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 ISO 11905-1:2001 Water quality - Determination of nitrogen - Part 1: Method using oxidative digestion with peroxodisulfate
DS/ISO 11564+Cor.1:2000 Stationary source emissions - Determination of the mass concentration of nitrogen oxides - Naphthylethylenediamine photometric method
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 6974-3:2001 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

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

prEN 14211 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 16339:2013 Ambient air - Method for the determination of the concentration of nitrogen dioxide by diffusive sampling
EN 14211:2012 Ambient air - Standard method for the measurement of the concentration of nitrogen dioxide and nitrogen monoxide by chemiluminescence
EN 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 [Superseded: CEN EN 29408]
EN 29408:1993 Water quality; evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds; method of determining the oxygen demand in a closed respirometer (ISO 9408:1991)
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
prEN 29408-1992 Water quality; evaluation in an aqueous medium of the "ultimate" aerobic biodegradability of organic compounds; method of determining the oxygen demand in a closed respirometer (ISO/DIS 9408)
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 ISO 14238:2013 Soil quality - Biological methods - Determination of nitrogen mineralization and nitrification in soils and the influence of chemicals on these processes

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

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

Malaysia Standards, Determination method of nitrogen oxides in the atmosphere

MS 880 Pt.2-1984

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

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

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

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 atmosphere

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

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

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 R 8.920-2016 State system for ensuring the uniformity of measurements. Certified reference materials of gas mixtures with Nitrogen oxide, Nitrogen dioxide, Hydrogen sulfide, Sulfur dioxide, Ammonia. Procedure of determining the metrological characteristics
GOST 30181.6-1994 Mineral fertilizers. Method for determination of mass fraction of nitrogen in ammonium salts (in ammonium form, using the formaldehyde method)
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 14618.3-1978 Essential oils, aromatics and their intermediates. Methods for determination of peroxides
GOST R 51481-1999 Animal and vegetable fats and oils. Method for determination of oxidation stability (accelerated oxidation test)
GOST 28687-1990 Reagents. Methods for the determination of peroxides in organic solvents
GOST 18184.5-1979 Niobium pentoxide. Methods for the determination of oxides, aluminium, calcium and iron, of dioxides silicon and titanium
GOST 9212-1977 Fur skins and fur coat. Methods of determination of oxide chrome content

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

UNI 3657-1955
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 3620-1955 Procedures for chemical analysis of minerals. Determination of carbon dioxide in iron ore.

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

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/CSTM 00026-2019 Determination of specific oxides in titanium dioxide pigment— X-ray fluorescence spectrometry

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

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

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

UOP 936-1995 COMBINED NITROGEN IN LPG BY CHEMILUMINESCENCE
UOP 269-2010 Nitrogen Bases in Hydrocarbons by Titration
UOP 939-1996 BASIC NITROGEN IN LPG BY ION CHROMATOGRAPHY

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

SN/T 4042-2014 Determination of azide in wines for export
SN/T 3602-2013 Determination of organic oxygenate compounds in naphtha.Gas chromatography
SN/T 1633-2005 Determination of zirconia (hafnium) oxide in zirconia-alumina--Back titration with zirconium oxychloride standard solution
SN/T 0837.3-1999 Method for the determination of iron in arsenic trioxide for export
SN/T 3127-2012 Determination of organic peroxides in organic peroxide preparation.Liquid chromatography

CU-NC, Determination method of nitrogen oxides in the atmosphere

NC 93-02-213-1986 Standards System for Environmental Protection. Atmosphere Determination of Sulfur Dioxide by Acidometric Method

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

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.

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

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

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

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

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
DZ/T 0184.13-1997 Determination of Oxygen Isotope Composition in Silicate and Oxide Minerals by Bromine Pentafluoride Method

Professional Standard - Agriculture, Determination method of nitrogen oxides in the atmosphere

空气和废气监测分析方法 5.4.2-2003 Part Five Pollution Source Monitoring Chapter Four Determination of Gaseous Pollutants Dinitrogen Oxides
GB 8862-1988 Determination method of volatile organic sulfur compounds in dehydrated garlic
NY/T 1700-2009 Determination of methane and carbon dioxide in biogas.Gas chromatography

中华人民共和国环境保护部, Determination method of nitrogen oxides in the atmosphere

GB 13580.10-1992 Determination of fluoride in the wet precipitation--Fluor reagent spectrophotometry
GB 4921-1985 Waste gas from manufacturing process-Determination of chemical oxygendemand and nitrogen oxide-Potassium dichromate oxidation and naphthylethylene diamine colorimetric method

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

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

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

SJ 3238-1989 Method for determination of trace Nitrogen in electronic grade Argon--Argon ionization gas chromatography method
SJ 2805-1987 Method for determination of Oxygen with Argon and Nitrogen in electronic grade Hydrogen--Concentration gas chromatographic method
SJ/T 10379-1993 Method for the determination of thorium dioxide in thorium tungsten alloys

Professional Standard - Petroleum, Determination method of nitrogen oxides in the atmosphere

SY/T 7506-1996 Narural gas.Determination of carbon dioxide content.Barium hydroxide method
SY/T 7508-2016 Determination of total sulfur in liquefied petroleum gas.Oxidative microcoulombic method
SY/T 7508-1997 Liquefied petroleum gas of oil and gas field-determination of total sulfur.Oxidative microcoulombic method

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 atmosphere

GB/T 6285-2016 Determination of trace oxygen in gases—Electrochemical method
GB/T 33649-2017 Determination of oxygenates and aniline compounds in motor gasoline—Gas chromatography

工业和信息化部, Determination method of nitrogen oxides in the atmosphere

YS/T 1467.10-2021 Hafnium Chemical Analysis Methods Part 10: Determination of Oxygen and Nitrogen Amounts

Indonesia Standards, Determination method of nitrogen oxides in the atmosphere

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 - Petrochemical Industry, Determination method of nitrogen oxides in the atmosphere

SH/T 0657-2007 Standard test method for trace nitrogen in liquid petroleum hydrocarbons by syringe/inlet oxidative combusaonand and chemiluminescence detection
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
SH/T 1499.8-1997 Pure adipic acid.Determination of content of oxidizable compounds.Titrimetric method

Professional Standard - Hygiene , Determination method of nitrogen oxides in the atmosphere

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

ZA-SANS, Determination method of nitrogen oxides in the atmosphere

SANS 9408:1999 Water quality - Evaluation of ultimate aerobic biodegradability of organic compounds in aqueous medium by determination of oxygen demand in a closed respirometer
SANS 13964:2004 Air quality - Determination of ozone in ambient air - Ultraviolet photometric method

YU-JUS, Determination method of nitrogen oxides in the atmosphere

JUS C.A1.409-1982 Methods for chemical analysi$ of ferroalloys. Titrimetric determination ofnitrogen in ferro-chromium
JUS H.B8.636-1981 Sulphuric acid for industrial u se. Determination of oxides of nitrogen. 2,4-xyleno/ spectrophotometric method
JUS H.B8.162-1988 Fertillzets. Determination of water content in fertilizers vrith nitrogen component trom carbamide. Gravimetric metbo?

(U.S.) Ford Automotive Standards, Determination method of nitrogen oxides in the atmosphere

FORD FLTM AI 103-1-2000 IODOMETRIC DETERMINATION OF HYDROPEROXIDES IN CLEARCOAT ENAMELS

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

DL/T 258-2012 Determination of free silica in coal

GOSTR, Determination method of nitrogen oxides in the atmosphere

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

Natural Gas Processor's Association (NGPA), Determination method of nitrogen oxides in the atmosphere

GPA STD 2103-2003 Tentative Method for the Analysis of Natural Gas Condensate Mixtures Containing Nitrogen and Carbon Dioxide by Gas Chromatography

Professional Standard - Nuclear Industry, Determination method of nitrogen oxides in the atmosphere

EJ 192.1-1982 Environmental samples.Method for analyzing fluoride content in atmosphere

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

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

Professional Standard - Chemical Industry, Determination method of nitrogen oxides in the atmosphere

HG/T 2686-1995 Determination of Trace Hydrogen, Oxygen, Methane, Carbon Monoxide in Inert Gases Gas Chromatography with Zirconia Detector

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

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

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

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