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hydrogen in nitrogen

hydrogen in nitrogen, Total:500 items.

In the international standard classification, hydrogen in nitrogen involves: Testing of metals, Heat treatment, Products of the chemical industry, Non-ferrous metals, Springs, Chipless working equipment, Inorganic chemicals, Organic chemicals, Analytical chemistry, Fuels, Air quality, Coals, Spices and condiments. Food additives, Electromechanical components for electronic and telecommunications equipment, Equipment for the chemical industry, Natural gas, Surface treatment and coating, Petroleum, petroleum products and natural gas handling equipment, Energy and heat transfer engineering in general, Farming and forestry, Fuel cells, Powder metallurgy, Explosion protection, Internal combustion engines for road vehicles, Miscellaneous domestic and commercial equipment, Shop fittings, Wind turbine systems and other alternative sources of energy, Occupational safety. Industrial hygiene, Fertilizers, Protection against crime, Fluid storage devices, Valves, Test conditions and procedures in general, Environmental protection, Domestic safety, Furniture, Materials for aerospace construction, Linear and angular measurements, Coatings and related processes used in aerospace industry, Petroleum products in general, Pipeline components and pipelines, Installations in buildings, Ferroalloys, Nuclear energy engineering, Aircraft and space vehicles in general, Burners. Boilers, Production in the chemical industry, Geology. Meteorology. Hydrology, Rotating machinery, Tobacco, tobacco products and related equipment, Ventilators. Fans. Air-conditioners, Shipbuilding and marine structures in general, Water quality, Protection against fire.


Group Standards of the People's Republic of China, hydrogen in nitrogen

  • T/CNIA 0016-2019 Determination of Hydrogen Chloride, Nitrogen, Oxygen and Total Carbon Content in Recycled Hydrogen for Polysilicon by Gas Chromatography
  • T/CHBAS 26-2022 Mixed gas 4% hydrogen/nitrogen for electronic industry
  • T/NXCL 023-2023 Determination of hydrogen and nitrogen in Beryllium— Inert gas fusion infrared absorption/ thermal conductivity method
  • T/CNIA 0060-2020 Determination of phosphine content in hydrogen for polysilicon by gas chromatography
  • T/BSM 0001-2023 Determination of hydrogen content in hydrogen water Headspace gas chromatographic method
  • T/ZZB 2828-2022 High purity nitrogen
  • T/QGCML 889-2023 Hydrogen sulfide removal system in coke oven gas
  • T/CCGA 50001-2021 Food grade nitrogen
  • T/FSI 102-2023 Determination of Hydrogen Content in Hydrogen Silicone Oil by Headspace Gas Chromatography
  • T/SHMHZQ 125-2022 Hydrogengassensitivecolor-changingtape
  • T/GERS 0021-2023 Hydrogen sampling specification in hydrogen fuelling station
  • T/CCGA 70001-2021 Hydrogen and natural gas (HNG) blended as boiler fuel
  • T/SDJD 002-2022 Home hydrogen generator
  • T/SDJD 002-2023 Home hydrogen generator
  • T/GDASE 0009-2020 Determination of the content of carbon, hydrogen, oxygen, nitrogen and sulfur in graphene
  • T/LCAA 005-2021 Determination of methane, nitrous oxide and carbon dioxide concentrations in gases——gas chromatography method
  • T/HYBX 0002-2020 Hydrogen external application
  • T/QGCML 377-2022 Hydrogen recovery unit for hydrogenation unit
  • T/CEC 636-2022 Preparation method of hydrogen fluoride standard gas in sulfur hexafluoride
  • T/HYBX 0011-2019 Hydrogen external application pack
  • T/CNIA 0175-2022 Sampling method for gaseous pollutants in hydrogen-containing exhaust gas from stationary pollution sources in polycrystalline silicon production
  • T/CCSAS 019-2022 Safety specifications for hydrogen refueling stations and oil-gas-hydrogen co-construction stations
  • T/CIESC 0020-2022 Standard Test Method for Arsine and Phosphine in Polymer Grade Ethylene and Propylene by Gas Chromatography-Mass Spectrometry
  • T/HNJB 12-2023 Non-welded high-pressure hydrogen buffer tank for hydrogen refueling station
  • T/CSTE 0209-2022 Hydrogen metallurgy Engineering design regulation of hydrogen injection into the blast furnace
  • T/CAB 0185-2022 Technical specifications for hydrogen detection apparatus
  • T/ZZB 1007-2019 High purity hydrogen chloride welded gas cylinders

Professional Standard - Machinery, hydrogen in nitrogen

  • JB/T 7530-2007 General technical requirements for argon, nitrogen and hydrogen gases used in heat treatmen
  • JB/T 7530-1994 General technical conditions of argon, nitrogen and hydrogen for heat treatment
  • JB/T 53055-1999 Product quality classification of reciprocating piston nitrogen and hydrogen compressors
  • JB/T 4155-1999 Gas nitrocarburzong
  • JB/T 11232-2011 The technical requirements of accuracy-controlled gaseous nitriding

HU-MSZT, hydrogen in nitrogen

Association of German Mechanical Engineers, hydrogen in nitrogen

  • VDI 3003 Blatt 4-2013 Nitrogen gas springs in large stamping dies - Nitrogen gas springs with enhanced force
  • VDI 3003 Blatt 3-2013 Nitrogen gas springs in large stamping dies - Nitrogen gas springs with enhanced force and low height
  • VDI 3003-2010 Nitrogen gas springs in large stamping dies
  • VDI 3927 Blatt 1-2000 Waste gas cleaning - Removal of sulphur oxides, nitrogen oxides and halides from combustion flue gases
  • VDI 3927 Blatt 1-2015 Waste gas cleaning - Reduction of sulphur oxides, nitrogen oxides and halides from combustion flue gases
  • VDI 3003 Blatt 2-2004 Nitrogen gas springs ? 19 mm and ? 25 mm in large stamping dies
  • VDI 3003 Blatt 1-2015 Nitrogen gas springs in large stamping and forming dies - Safety instructions for usage

American Society for Testing and Materials (ASTM), hydrogen in nitrogen

  • ASTM UOP430-70T Basic Nitrogen in Gases by Acid Scrubbing
  • ASTM UOP899-97 Trace Hydrocarbons in Hydrogen or LPG by Gas Chromatography
  • ASTM UOP315-59 Basic Nitrogen in Gases by Low Temperature Acid Scrubbing
  • 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 UOP923-97 Total Sulfur in LPG by Hydrogenolysis
  • ASTM UOP603-18 Trace CO and CO2 in Hydrogen and Light Gaseous Hydrocarbons by Gas Chromatography
  • ASTM UOP317-66T Chlorine in Hydrogen Gas by a Colorimetric Procedure
  • ASTM UOP603-12 Trace CO and CO2 in Hydrogen and Light Gaseous Hydrocarbons by GC
  • ASTM UOP603-13 Trace CO and CO2 in Hydrogen and Light Gaseous Hydrocarbons by GC
  • ASTM D7833-20 Standard Test Method for Determination of Hydrocarbons and Non-Hydrocarbon Gases in Gaseous Mixtures by Gas Chromatography
  • ASTM UOP9-85 Hydrogen Sulfide in Gases by the Tutwiler Method
  • ASTM UOP603-88 Trace CO and CO2 in Hydrogen and Light Gaseous Hydrocarbons by GC
  • ASTM UOP899-04 Trace Hydrocarbons in Hydrogen or LPG by Gas Chromatography
  • ASTM UOP405-67T Hydrogen Chloride in Gas Streams by Potentiometric Titration
  • ASTM UOP939-96 Basic Nitrogen in LPG by Ion Chromatography
  • ASTM UOP936-16 Combined Nitrogen in LPG by Chemiluminescence
  • ASTM D2420-91(2001) Standard Test Method for Hydrogen Sulfide In Liquefied Petroleum (LP) Gases (Lead Acetate Method)
  • ASTM D2420-91(1996)e1 Standard Test Method for Hydrogen Sulfide In Liquefied Petroleum (LP) Gases (Lead Acetate Method)
  • ASTM D2420-12a Standard Test Method for Hydrogen Sulfide in Liquefied Petroleum (LP) Gases (Lead Acetate Method)
  • ASTM D2420-07 Standard Test Method for Hydrogen Sulfide in Liquefied Petroleum (LP) Gases (Lead Acetate Method)
  • ASTM D2420-13(2018) Standard Test Method for Hydrogen Sulfide in Liquefied Petroleum (LP) Gases (Lead Acetate Method)
  • ASTM UOP269-10 Nitrogen Bases in Hydrocarbons by Potentiometric Titration
  • ASTM UOP269-90 Nitrogen Bases in Hydrocarbons by Potentiometric Titration
  • ASTM F1795-00(2006) Standard Specification for Pressure-Reducing Valves for Air or Nitrogen Systems
  • ASTM F1795-00 Standard Specification for Pressure-Reducing Valves for Air or Nitrogen Systems
  • ASTM F1795-00(2019) Standard Specification for Pressure-Reducing Valves for Air or Nitrogen Systems
  • ASTM D5475-93(1997) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
  • ASTM UOP432-65T Total Nitrogen in Liquefied Petroleum Gases by Acid Extraction-Kjeldahl Procedure
  • ASTM UOP936-95 Combined Nitrogen in LPG by Chemiluminescence
  • ASTM UOP936-20 Combined Nitrogen in LPG by Chemiluminescence
  • ASTM F1791-00 Standard Specification for Filters Used in Air or Nitrogen Systems
  • ASTM F1791-00(2006) Standard Specification for Filters Used in Air or Nitrogen Systems
  • ASTM F1791-00(2013) Standard Specification for Filters Used in Air or Nitrogen Systems
  • ASTM F1795-00(2013) Standard Specification for Pressure-Reducing Valves for Air or Nitrogen Systems
  • ASTM F1791-00(2019) Standard Specification for Filters Used in Air or Nitrogen Systems
  • ASTM UOP744-04 Aromatics in Hydrocarbons by Gas Chromatography
  • ASTM D5705-95(2000)e1 Standard Test Method for Measurement of Hydrogen Sulfide in the Vapor Phase Above Residual Fuel Oils
  • ASTM D5705-20 Standard Test Method for Measurement of Hydrogen Sulfide in the Vapor Phase Above Residual Fuel Oils
  • ASTM UOP735-73 Hydrogen Content of Gases by Gas Chromatography
  • ASTM D1607-91(2000)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
  • ASTM D1607-91(2018)e1 Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
  • ASTM D5475-93(2002) Standard Test Method for Nitrogen- and Phosphorus-Containing Pesticides in Water by Gas Chromatography with a Nitrogen-Phosphorus Detector
  • ASTM F1685-00(2006) Standard Specification for Pressure-Reducing Manifolds for Air or Nitrogen Systems
  • ASTM F1685-00 Standard Specification for Pressure-Reducing Manifolds for Air or Nitrogen Systems
  • ASTM F1685-00(2013) Standard Specification for Pressure-Reducing Manifolds for Air or Nitrogen Systems

PL-PKN, hydrogen in nitrogen

  • PN Z04042-1970 Determination of hydrogen sulp-hide in air
  • PN Z04053-1970 Determination of hydrogen cyamide In air
  • PN Z04089-1967 The determination of arseniuretted hydrogen in 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 Z04225-03-1993 Air purity protection. Tests for hydrogen chloride content. Determination of hydrogen chloride by turbidimetry in workplaces with sampling using gas washing bottles
  • PN C84908-1961 Compressed Tecbnical Hydrogen
  • PN-EN 17339-2020-11 E Transportable gas cylinders -- Fully wrapped carbon composite cylinders and tubes for hydrogen
  • PN Z04009-02-1991 Air purity protection Tests for nitrogen compounds Determination of ammonia in the atmosphere (imision) by photometric, indophenol method
  • PN Z04183-02-1987 Air purity protection Tests for hydrogen chioride Determination ot hydrogen chioride in ambient air (imision) by colorimetric method with mercury thiocyanate
  • PN C04111-1986 JNaturai gas Determination of sulphur compounds Determination of hydrogen sulphid and mercaptan sulphur
  • PN-EN 16429-2021-08 E Stationary source emissions -- Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere

API - American Petroleum Institute, hydrogen in nitrogen

Association Francaise de Normalisation, hydrogen in nitrogen

  • NF U42-147*NF EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrate
  • 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 X43-009:1973 Nitrogen dioxyde content of the atmosphere (griess saltzman reaction).
  • FD E29-649:2016 Transportable gas cylinders - Hydrogen gas embrittlement of steels
  • NF X43-134*NF EN 16429:2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere
  • 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 M58-003:2013 Installation des systèmes mettant en oeuvre l'hydrogène
  • 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 X34-117:2011 Solid biofuels - Determination of total content of carbon, hydrogen and nitrogen - Instrumental methods.
  • NF E29-758*NF EN 17339:2020 Transportable gas cylinders - Fully wrapped carbon composite cylinders and tubes for hydrogen

Professional Standard - Geology, hydrogen in nitrogen

  • 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

Japanese Industrial Standards Committee (JISC), hydrogen in nitrogen

NL-NEN, hydrogen in nitrogen

  • NEN 2038-1979 Air quality - Calibration gas mixture of nitrogen monoxide in nitrogen - Gravimetric preparation
  • NEN 2045-1981 Air quality - The calibration of measuring methods for nitrogen monoxide, nitrogen dioxide and ozone by means of gas-phase titration

Taiwan Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • CNS 2633-1966 Method of Test for Hydrogen Sulfide in Coal Gas
  • CNS 7811-1981 Methods of Test for Hydrogen Sulfide in Exhaust Gas
  • CNS 7055-1992 Method of Test for Hydrogen Chloride in Exhaust Gas
  • CNS 2680-1966 Nitrogen Gas, Compressed in Cylinder
  • CNS 13199-1993 Method of Test for Nitrogen Oxides in Ambient Air (Chemiluminescence Method)
  • CNS 4085-1977 Method of Test for Oxides of Nitrogen in Exhaust Gases:(PDS (Phenol Disulfonic Acid) Method)
  • CNS 4084-1977 Method of Test for Nitrogen Dioxide in Exhaust Gases (Saltzman Method)
  • CNS 2236-1975 Compressed Hydrogen (Technical Grade)
  • CNS 3236-1971 Method of Test for Compressed Hydrogen Gas
  • CNS 2681-1966 Method of Test for Compressed Nitrogen in Cylinder
  • CNS 3237-1971 Method of Test for Impurities in Compressed Hydrogen
  • CNS 13200-1993 Method of Test for Nitrogen Dioxide in Ambient Air (Modified Griess - Saltzman Method)

Universal Oil Products Company (UOP), hydrogen in nitrogen

  • UOP 899-2004 TRACE HYDROCARBONS IN HYDROGEN, HYDROCARBON GASES, OR LPG BY GC
  • UOP 603-2013 Trace CO and CO2 in Hydrogen and Light Gaseous Hydrocarbons by GC
  • UOP 269-2010 Nitrogen Bases in Hydrocarbons by Titration
  • UOP 936-1995 COMBINED NITROGEN IN LPG BY CHEMILUMINESCENCE
  • UOP 939-1996 BASIC NITROGEN IN LPG BY ION CHROMATOGRAPHY
  • UOP 910-2007 Total Chloride in LPG and Gaseous Hydrocarbons by Microcoulometry

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, hydrogen in nitrogen

  • GB/T 8981-1988 Determination of trace hydrogen in gases--Gas chromatographic method
  • GB/T 8981-2008 Determination of trace hydrogen in gases.Gas chromatographic method
  • GB/T 30733-2014 Determination of total carbon, hydrogen and nitrogen content in coal.Instrumental method
  • GB 16187-1996 Health standard for hydrazoic acid and sodium azide in the air of workplace
  • GB/T 17096-1997 Hygienic standard for nitrogen oxides in indoor air
  • GB/T 14605-1993 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic method
  • GB/T 12211-1990 Determination of hydrogen sulfide of gas in urban area
  • GB 8779-1988 Hygienic standard for lithium hydride in the air of workplace
  • GB/T 9506.5-1988 Test method for nitrogen-released and gas-absorbed dynamic curve of nitrogen-doped getter
  • GB/T 24499-2009 Technology glossary for gaseous hydrogen,hydrogen energy and hydrogen energy system
  • GB 16231-1996 Health standard for tetrahydrofuran in the air of workplace
  • GB/T 3634.1-2006 Hydrogen.Part 1: Industrial hydrogen
  • GB/T 3634.2-2011 Hydrogen.Part 2: Pure hydrogen,high pure hydrogen and ultrapure hydrogen
  • GB 18543-2001 Occupational exposure limit for hydroquinone in the air of workplace
  • GB/T 31138-2014 Compressed hydrogen dispenser for vehicles
  • GB/T 6625-1986 Test methods for nitrogen content of nitrogen-doped getter
  • GB/T 18177-2000 Gas nitriding of steel parts
  • GB/T 18177-2008 Gas nitriding of steel parts
  • GB/T 26251-2010 Fluorine and mixed gases of fluorine-nitrogen
  • GB 29202-2012 food additive nitrogen
  • GB/T 11060.1-1998 Natural gas--Determination of hydrogen sulfide content--Iodometric titration method
  • GB/T 8193-1987 Diesel engine emissions--Determination of total hydrocarbons--Hydrogen flame ionization method(HFID)
  • GB/T 42610-2023 Test method for compatibility between plastic liner and hydrogen gas of high-pressure hydrogen cylinder
  • GB/T 14265-1993 General rule of chemical analysis for hydrogen, oxygen, nitrogen, carbon and sulfur in metal's materials
  • GB/T 16944-2009 Gas for electronic industry.Nitrogen
  • GB/T 16944-1997 Gases for electronic industry--Nitrogen
  • GB/T 42721-2023 Nitric Oxide
  • GB/T 28124-2011 Determination of trace hydrogen,oxygen,methane and carbon monoxide in the inert gases. Gas chromatographic method
  • GB/T 11060.2-1998 Natural gas--Determination of hydrogen sulfide content--Methylene blue method
  • GB 50177-2005 Design code for hydrogen station
  • GB 18562-2001 Occupational exposure limit for calcium cyanamide in the air of workplace
  • GB/T 19207-2003 Natural gas--Determination of total sulfur content--Hydrogenolysis and rateometric colorimetry method
  • GB/T 8984-2008 Determination of carbon monoxide, carbon dioxide and hydrocarbon in gases. Gas chromatographic method
  • GB/T 16942-2009 Gas for electronic industry.Hydrogen
  • GB/T 16942-1997 Gases for electronic industry--Hydrogen
  • GB/T 16027-1995 Workplace air--Determination of hydrogen sulfide--Colorimetric method
  • GB/T 16106-1995 Workplace air--Determination of sodium hydroxide--Acidimetric method
  • GB/T 16107-1995 Workplace air--Determination of sodium hydroxide--Flame photometric method
  • GB/T 22560-2008 Gas nitrocarburizing of iron and steel parts
  • 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

NO-SN, hydrogen in nitrogen

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

Military Standard of the People's Republic of China-Commission of Science,Technology and Industry for National Defence, hydrogen in nitrogen

Military Standard of the People's Republic of China-General Armament Department, hydrogen in nitrogen

  • GJB 3403-1998 Nitrogen and Liquid Nitrogen Specifications
  • 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 2253A-2008 Safe application rules for gaseous nitrogen and liquid nitrogen
  • GJB 2253-1994 Guidelines for safe use of nitrogen and liquid nitrogen

Korean Agency for Technology and Standards (KATS), hydrogen in nitrogen

Compressed Gas Association (U.S.), hydrogen in nitrogen

American National Standards Institute (ANSI), hydrogen in nitrogen

AIAA - American Institute of Aeronautics and Astronautics, hydrogen in nitrogen

  • G-095-2004 Guide to Safety of Hydrogen and Hydrogen Systems

Yunnan Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB53/T 747-2016 Determination of Hydrogen Chloride Content in Hydrogen Recovered from Polysilicon Production Gas Chromatography
  • DB53/T 618-2014 Determination of Hydrogenation Tail Gas Component Content in Polysilicon Production by Gas Chromatography

German Institute for Standardization, hydrogen in nitrogen

  • 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 50450-9:2003 Testing of materials for semiconductor technology - Determination of impurities in carrier gases and dopant gases - Part 9: Determination of oxygen, nitrogen, carbonmonoxide, carbondioxide, hydrogen and C<(Index)1>-C<(Index)3>-hydrocarbons in gaseous hydr
  • DIN 50450-1:1987 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 EN 16429:2021-05 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere; German version EN 16429:2021
  • DIN EN 16429:2020 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere; German and English version prEN 16429:2019
  • DIN 50450-2:1991 Testing of materials for semiconductor technology; determination of impurities in carrier gases and doping gases; determination of oxygen impurity in N<(Index)2>, Ar, He, Ne and H<(Index)2> by using a galvanic cell
  • DIN EN 15561:2009 Fertilizers - Determination of total nitrogen in calcium cyanamide containing nitrates; English version of DIN EN 15561:2009-06
  • DIN 50450-4:1993 Testing of materials for semiconductor technology; determination of impurities in carrier gases and dopant gases; determination of C<(Index)1>-C<(Index)3>-hydrocarbons in nitrogen by gas-chromatography
  • DIN 50450-4:1993-09 Testing of materials for semiconductor technology; determination of impurities in carrier gases and dopant gases; determination of C<(Index)1>-C<(Index)3>-hydrocarbons in nitrogen by gas-chromatography
  • DIN EN 17339:2020 Transportable gas cylinders - Fully wrapped carbon composite cylinders and tubes for hydrogen
  • DIN EN 17339:2020-09 Transportable gas cylinders - Fully wrapped carbon composite cylinders and tubes for hydrogen; German version EN 17339:2020
  • DIN EN 17339:2023-07 Transportable gas cylinders - Fully wrapped carbon composite cylinders and tubes for hydrogen; German and English version prEN 17339:2023 / Note: Date of issue 2023-06-23*Intended as replacement for DIN EN 17339 (2020-09).

CZ-CSN, hydrogen in nitrogen

RO-ASRO, hydrogen in nitrogen

GM Europe, hydrogen in nitrogen

IN-BIS, hydrogen in nitrogen

Danish Standards Foundation, hydrogen in nitrogen

  • DS/ISO 16111:2012 Transportable gas storage devices - Hydrogen absorbed in reversible metal hydride
  • 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 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 2071.3:1966 Valves for vatteries of gas cylinders. Outlet connection for nitrogen
  • DS 727.6:1956 Valves for steel cylinders for gases. Chlorine, hydrogen chloride, phosgene. Outlet connections
  • DS 727.3:1956 Valves for steel cylinders for gases. Nitrogen and inactive gases. Outlet connections
  • DS 727.5:1956 Valves for steel cylinders for gases. Dinitrogen oxide. Outlet connections
  • DS/EN 16429:2021 Stationary source emissions – Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere

Anhui Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB34/T 3690-2020 Determination of carbon dioxide and nitrogen content in liquefied petroleum gas
  • DB34/T 2135-2014 Determination method of carbon, hydrogen and nitrogen in coal thermal conductivity method

国家市场监督管理总局、中国国家标准化管理委员会, hydrogen in nitrogen

  • GB/T 36646-2018 Equipment for preparation of nitride semiconductor materials by hydride vapor phase epitaxy
  • GB/T 20914.3-2019 Stamping dies—Gas springs—Part 3: Gas spring with increased spring force and compact built height
  • GB/T 20914.4-2019 Stamping dies—Gas springs—Part 4: Gas spring with increased spring force and same built height
  • GB/T 38386-2019 Gas analysis—Determination of oxynitride in gases—The method of Cavity Ring-Down Spectroscopy
  • GB/T 39875-2021 Examination methods for chlordiazepoxide in suspected drugs—Gas chromatography and gas chromatography-mass spectrometry
  • GB/T 21287-2021 Electronic specialty gas—Nitrogen trifluoride

Shandong Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB37/T 3311-2018 Determination of Nitrogen Mustard in Cosmetics by Gas Chromatography
  • DB37/T 4449-2021 Hydrogen gas sampling safety technical specification for hydrogen refueling station
  • DB37/T 4292-2020 Regulations for filling heptafluoropropane gas cylinders with nitrogen pressurized for firefighting

Professional Standard - Military and Civilian Products, hydrogen in nitrogen

  • WJ 2083-1992 Hygienic standard for lead azide in the air of workshops
  • WJ 1969-1990 Hygienic standard for sodium azide in the air of workshop

Professional Standard - Agriculture, hydrogen in nitrogen

AENOR, hydrogen in nitrogen

  • UNE 28596:1986 NITROGEN FOR USE IN AIRCRAFT.
  • 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-EN ISO 6974-6:2006 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 (ISO 6974-6:2002)
  • UNE-ISO/TS 20100:2013 Gaseous hydrogen. Fuelling stations.
  • UNE-EN ISO 6974-5:2015 Natural gas - Determination of composition and associated uncertainty by gas chromatography - Part 5: Isothermal method for nitrogen, carbon dioxide, C1 to C5 hydrocarbons and C6+ hydrocarbons (ISO 6974-5:2014)

国家能源局, hydrogen in nitrogen

  • SY/T 7607-2020 Rapid determination of hydrogen sulfide and tetrahydrothiophene in natural gas by gas chromatography with micro thermal conductivity
  • SY/T 7425-2018 Oil and gas drilling equipment nitrogen production and nitrogen injection equipment
  • SY/T 7474-2020 Design specifications for air nitrogen stations in oil and gas fields
  • SY/T 7303-2016 Technical regulations for low-temperature nitrogen testing of liquefied natural gas pipelines

British Standards Institution (BSI), hydrogen in nitrogen

  • PAS 4444:2020+A1:2021 Hydrogen-fired gas appliances. Guide
  • DD ISO/TS 15869:2009 Gaseous hydrogen and hydrogen blends. Land vehicle fuel tanks
  • BS EN 17127:2020 Outdoor hydrogen refuelling points dispensing gaseous hydrogen and incorporating filling protocols
  • BS ISO 12619-15:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Filter
  • BS ISO 12619-16:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Fittings
  • BS ISO 12619-11:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Excess flow valve
  • BS ISO 12619-6:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blend fuel system components. Automatic valve
  • BS DD ISO/TS 20100:2009 Gaseous hydrogen - Fuelling stations
  • DD ISO/TS 20100:2008 Gaseous hydrogen. Fuelling stations
  • BS ISO 12619-9:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Pressure relief valve (PRV)
  • BS ISO 12619-7:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components - Gas injector
  • BS ISO 12619-8:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Pressure indicator
  • BS ISO 12619-10:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Pressure relief device (PRD)
  • BS ISO 12619-12:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Gas-tight housing and ventilation hoses
  • BS ISO 21266-1:2018 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel systems - Safety requirements
  • BS ISO 21266-2:2018 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel systems - Test methods
  • BS ISO 12619-14:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Flexible fuel line
  • BS EN ISO 17268:2020 Gaseous hydrogen land vehicle refuelling connection devices
  • 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 ISO 19880-3:2018 Gaseous hydrogen. Fuelling stations - Valves
  • BS ISO 12619-13:2017 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components. Rigid fuel line in stainless steel
  • BS ISO 12619-3:2014+A1:2016 Road vehicles. Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blend fuel system components. Pressure regulator
  • BS EN 17533:2020 Gaseous hydrogen. Cylinders and tubes for stationary storage
  • BS DD ISO/TS 15869:2009 Gaseous hydrogen and hydrogen blends - Land vehicle fuel tanks
  • 19/30395228 DC BS EN 16429. Stationary source emissions. Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere
  • 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 16429:2021 Tracked Changes. Stationary source emissions. Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere
  • 18/30360229 DC BS EN 17339. Transportable gas cylinders. Fully wrapped composite cylinders and tubes for hydrogen

TH-TISI, hydrogen in nitrogen

Professional Standard - Chemical Industry, hydrogen in nitrogen

  • HGB 2010-1956 industrial hydrogen
  • HG/T 5204~5205-2017 Catalyst for gas-phase hydrogenation of butyraldehyde to butanol and nickel-based catalyst for gas-phase hydrogenation of benzene (2017)

工业和信息化部, hydrogen in nitrogen

国家粮食和物资储备局, hydrogen in nitrogen

  • LS/T 1225-2022 Technical regulations for nitrogen controlled atmosphere grain storage

Professional Standard - Electron, hydrogen in nitrogen

  • SJ 2807-1987 Method for determination of trace Hydrogen in electronic grade gases--Gas-sensitization chromatographic method
  • SJ/T 10096-1991 Dibit furnace for Type L2116Ⅱ

GB-REG, hydrogen in nitrogen

Lithuanian Standards Office , hydrogen in nitrogen

  • 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)
  • LST EN ISO 6974-6:2005 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 (ISO 6974-6:2002)
  • LST EN 16429-2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere

Society of Automotive Engineers (SAE), hydrogen in nitrogen

US-COE, hydrogen in nitrogen

Professional Standard - Non-ferrous Metal, hydrogen in nitrogen

Professional Standard - Aviation, hydrogen in nitrogen

SAE - SAE International, hydrogen in nitrogen

未注明发布机构, hydrogen in nitrogen

American Welding Society (AWS), hydrogen in nitrogen

Professional Standard - Coal, hydrogen in nitrogen

Professional Standard - Energy, hydrogen in nitrogen

  • NB/SH/T 6014-2020 Determination of Nitrogenous Compounds in Middle Distillates by Gas Chromatography-Nitrogen Chemiluminescence Detection
  • NB/T 11141-2023 Nitrogen cooling device for coal mine

International Organization for Standardization (ISO), hydrogen in nitrogen

  • ISO/TS 20100:2008 Gaseous hydrogen - Fuelling stations
  • ISO/TS 16111:2006 Transportable gas storage devices - Hydrogen absorbed in reversible metal hydride
  • ISO 12619-7:2017 Road vehicles - Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel system components- Part 7:Gas injector
  • ISO 2435:1973 Nitrogen for use in aircraft
  • ISO 21266-1:2018 Road vehicles - Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel systems - Part 1: Safety requirements
  • ISO 21266-2:2018 Road vehicles - Compressed gaseous hydrogen (CGH2) and hydrogen/natural gas blends fuel systems - Part 2: Test methods
  • ISO/TS 15869:2009 Gaseous hydrogen and hydrogen blends - Land vehicle fuel tanks

U.S. Air Force, hydrogen in nitrogen

YU-JUS, hydrogen in nitrogen

  • JUS H.F8.131-1986 Gases. Determination of nitrogen content. Indirect method
  • JUS H.F8.132-1986 Gases. Determination of nitrogen content. Gas chromatographic method
  • JUS H.F1.012-1986 Nitrogen compressed. Technical reguirements
  • JUS H.B8.701-1997 Basic petroleum products - Determination of hydrogen, oagen and nitrogen content in Cg and Kghter hydrocarbon products - Gas chromatographic method

Defense Logistics Agency, hydrogen in nitrogen

Professional Standard - Business, hydrogen in nitrogen

  • SB/T 10931-2012 Controlled atmosphere storage appliance.Hollow fiber membrane nitrogen generator

RU-GOST R, hydrogen in nitrogen

  • GOST 32527-2013 Mineral nitrogen-containing substances. Determination in air and water
  • GOST R 51673-2000 Gaseous pure hydrogen. Specifications
  • GOST R 55226-2012 Gaseous hydrogen. Fuelling stations
  • 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 9293-1974 Gaseous and liquid nitrogen. Specifications
  • GOST R 54286-2010 Residual fuel oils. Method for measurement of hydrogen sulfide in the vapour phase
  • GOST 23644-1979 Gaseous nitrogen concentrated by stable isotope Nitrogen-15. Specifications
  • GOST R 50591-1993 Gas-consuming thermal units. Industrial gas-burners. Limiting concentration rates of NOx in combustion products
  • GOST R 55891-2013 Gaseous hydrogen and hydrogen blends. Land vehicle fuel tanks

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, hydrogen in nitrogen

  • GB/T 34537-2017 Hydrogen and compressed natural gas (HCNG) blended as vehicle fuel
  • GB/T 19143-2017 Analytical method of element for carbon,hydrogen ,oxygen and nitrogen in rock organics
  • GB/T 14265-2017 General rule of chemical analysis for hydrogen,oxygen,nitrogen,carbon and sulfur in metallic materials
  • GB/T 4702.17-2016 Chromium metal─Determination of oxygen, nitrogen and hydrogen content─Inert gas fusion thermal infrared detection method and conductivity method
  • GB/T 33443-2016 Determination of hydrogen sulfide carbonyl sulfide methanethiol and dimethyl sulfide in coal-based syngas—Gas chromatograph

Professional Standard - Petroleum, hydrogen in nitrogen

  • SY/T 5238-1991 Hydrogen, carbon and oxygen isotope sample preparation method in natural gas
  • SY/T 7506-1996 Narural gas.Determination of carbon dioxide content.Barium hydroxide method
  • SY/T 6779-2010 Safety regulations for gas gathering station in high hydrogen sulfide gas field
  • SY 6779-2010 Safety regulations for gas gathering station in high hydrogen sulfide gas field

能源部, hydrogen in nitrogen

  • SY 5238-1991 Methods for sample preparation of hydrogen, carbon and oxygen isotopes in natural gas

American Institute of Aeronautics and Astronautics (AIAA), hydrogen in nitrogen

United States Navy, hydrogen in nitrogen

Professional Standard - Hygiene , hydrogen in nitrogen

  • WS/T 172-1999 Workplace air.Determination of decaline and tetraline.Gas chromatographic method

Canadian Standards Association (CSA), hydrogen in nitrogen

  • CSA Z223.24 -M1983-1983 Method for the Measurement of Nitric Oxide and Nitrogen Dioxide in Air General Instruction No 1 R(1999)

ZA-SANS, hydrogen in nitrogen

  • CKS 51-1967 Nitrogen, technical (liquid and compressed gas)
  • SANS 5922:1978 Total moisture content of coal (nitrogen-oven method)

ES-AENOR, hydrogen in nitrogen

US-FCR, hydrogen in nitrogen

Fujian Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB35/T 1584-2016 Chromatographic method for determination of hydrogen sulfide content in natural gas
  • DB35/T 1690-2017 Determination of tetrahydrothiophene (THT) odorant in town gas

Natural Gas Processor's Association (NGPA), hydrogen in nitrogen

  • GPA RR-67-1983 Liquid-Liquid-Vapor Equilibria in Cryogenic LNG Mixtures Phase III - Nitrogen Rich Systems

国家质量监督检验检疫总局, hydrogen in nitrogen

  • SN/T 4764-2017 Elemental analyzer method for determination of carbon, hydrogen, nitrogen and sulfur content in coal
  • SN/T 4332-2015 Method for determination of phosphine fumigation gas residues in fresh fruits by gas chromatography
  • SN/T 4691-2016 Determination of aziridine in wood and wood products by gas chromatography

KR-KS, hydrogen in nitrogen

European Committee for Standardization (CEN), hydrogen in nitrogen

  • EN 16429:2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere

AT-ON, hydrogen in nitrogen

  • OENORM EN 16429-2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere

CH-SNV, hydrogen in nitrogen

  • SN EN 16429-2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere
  • SN EN 17339-2020 Transportable gas cylinders - Fully wrapped carbon composite cylinders and tubes for hydrogen

IT-UNI, hydrogen in nitrogen

  • UNI EN 16429-2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere

ES-UNE, hydrogen in nitrogen

  • UNE-EN 16429:2021 Stationary source emissions - Reference method for the determination of the concentration of gaseous hydrogen chloride (HCl) in waste gases emitted by industrial installations into the atmosphere
  • UNE-ISO 19880-1:2022 Gaseous hydrogen — Fuelling stations — Part 1: General requirements
  • UNE-EN 17339:2021 Transportable gas cylinders - Fully wrapped carbon composite cylinders and tubes for hydrogen

American Society of Mechanical Engineers (ASME), hydrogen in nitrogen

SE-SIS, hydrogen in nitrogen

  • SIS SS 694-1988 Gas cylinders — Gas cylinders for carbon dioxide and nitrous oxide — Dimensions

Standard Association of Australia (SAA), hydrogen in nitrogen

  • AS ISO 16111:2020 Transportable gas storage devices — Hydrogen absorbed in reversible metal hydride

BE-NBN, hydrogen in nitrogen

  • 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 94-203-1977 Determination of hydrogensulfide content in ambient air - Methylene blue raethod

NATO - North Atlantic Treaty Organization, hydrogen in nitrogen

  • STANAG 3806-1979 Aircraft Gaseous Air/Nitrogen Systems Replenishment Connectors (ED 1 AMD 5; To obtain please contact your national Defense Standardization Office or the NATO Standardization Office website: http:/ so.nato.int so@ Phone: +32 (0)2 – 707 5556@ email: nso@nso
  • STANAG 3806-1998 Aircraft High Pressure Gaseous Nitrogen Systems Replenishment Connectors (ED 2; To obtain please contact your national Defense Standardization Office or the NATO Standardization Office website: http:/ so.nato.int so@ Phone: +32 (0)2 – 707 5556@ email: nso

American Gas Association, hydrogen in nitrogen

  • AGA REPORT 10-2003 Speed of Sound in Natural Gas and Other Related Hydrocarbon Gases (XQ0310)

Professional Standard - Petrochemical Industry, hydrogen in nitrogen

  • SH/T 0231-1992 Determination of hydrogen sulfide content in liquefied petroleum gas (chromatographic method)

Professional Standard - Nuclear Industry, hydrogen in nitrogen

  • EJ/T 20146-2016 Determination of Hydrogen in Sintered Cobalt Pellets - Inert Gas Fusion Thermal Conductivity Method

Professional Standard - Public Safety Standards, hydrogen in nitrogen

  • GA/T 1615-2019 Clozapine Detection in Forensic Science Biological Samples by Gas Chromatography and Gas Chromatography-Mass Spectrometry
  • GA/T 1915-2021 Gas Chromatography and Gas Chromatography-Mass Spectrometry for the Detection of Hydrogen Sulfide in Forensic Science Biological Samples

Military Standards (MIL-STD), hydrogen in nitrogen

North Atlantic Treaty Organization Standards Agency, hydrogen in nitrogen

Xinjiang Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB65/T 4243-2019 Technical specifications for gas boiler flue gas recirculation and nitrogen reduction

National Metrological Verification Regulations of the People's Republic of China, hydrogen in nitrogen

Professional Standard - Meteorology, hydrogen in nitrogen

  • QX 33-2005 Safety technical specification of hydrogen operation in the weather station

Shanghai Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB31/T 1282-2021 Safety technical requirements for hydrogen filling of vehicle gas cylinders

中国气象局, hydrogen in nitrogen

  • QX/T 357-2016 Safety Technical Specifications for Hydrogen Operations in Meteorological Services
  • QX/T 33-2005 Safety Technical Specifications for Hydrogen Operations in Meteorological Services

Professional Standard - Electricity, hydrogen in nitrogen

  • DL/T 651-1998 Requirements for hydrogen humidity of generators using hydrogen as a coolant
  • DL/T 651-2017 Technical requirements for hydrogen humidity in hydrogen-cooled generators

Professional Standard - Tobacco, hydrogen in nitrogen

  • 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
  • YC/T 253-2008 Cigarettes.Determination of hydrogen cyanide in cigarette mainstream smoke.Continuous flow method
  • YC/T 350-2010 Cigarettes-Determination of hydrogen cyanide in cigarette sidestream smoke-Continuous flow method
  • YC/T 403-2011 Cigarettes.Determination of hydrogen cyanide in mainstream smoke.Ion chromatographic method

Tianjin Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB12/T 799-2018 Determination of arsine in workplace air by atomic fluorescence method

国家烟草专卖局, hydrogen in nitrogen

  • YC/T 253-2019 Determination of hydrogen cyanide in mainstream cigarette smoke using continuous flow method

VN-TCVN, hydrogen in nitrogen

  • TCVN 6643-2000 Soil quality.Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant

Hubei Provincial Standard of the People's Republic of China, hydrogen in nitrogen

  • DB42/T 2048-2023 Operation and management specifications for compressed hydrogen refueling stations for vehicles

GOSTR, hydrogen in nitrogen

  • GOST ISO 12619-3-2017 Road vehicles. Compressed hydrogen and hydrogen/natural gas blend fuel system components. Part 3. Pressure regulator

Professional Standard-Ships, hydrogen in nitrogen





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