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Nitrogen content in natural gas

Nitrogen content in natural gas, Total:348 items.

In the international standard classification, Nitrogen content in natural gas involves: Raw materials for rubber and plastics, Natural gas, Products of the chemical industry, Rubber, Conducting materials, Air quality, Analytical chemistry, Milk and milk products, Fuels, Pharmaceutics, Equipment for petroleum and natural gas industries, Non-ferrous metals, Ferrous metals, Soil quality. Pedology, Inorganic chemicals, Testing of metals, Corrosion of metals, Water quality, Extraction and processing of petroleum and natural gas, Fertilizers.

Korean Agency for Technology and Standards (KATS), Nitrogen content in natural gas

KS M ISO 1656:2010 Rubber, raw natural, and rubber latex, natural-Determination of nitrogen content
KS M ISO 1656:2015 Rubber, raw natural, and rubber latex, natural－Determination of nitrogen content
KS M ISO 1656:2021 Rubber, raw natural, and rubber latex, natural —Determination of nitrogen content
KS I ISO 11541:2008 Natural gas－Determination of water content at high pressure
KS I ISO 11541:2019 Natural gas — Determination of water content at high pressure
KS I ISO 18453:2010 Natural gas－Correlation between water content and water dew point
KS I ISO 6570:2008 Natural gas－Determination of potential hydrocarbon liquid content－Gravimetric methods
KS I ISO 6570:2019 Natural gas ― Determination of potential hydrocarbon liquid content ― Gravimetric methods
KS I ISO 19739:2010 Natural gas-Determination of sulfur compounds using gas chromatography
KS I ISO 18453-2010(2021) Natural gas－Correlation between water content and water dew point
KS I ISO 11150:2010 Natural gas－Hydrocarbon dew point and hydrocarbon content
KS D ISO 10720:2003 Steel and iron-Determination of nitrogen content-Thermal conductimetric method after fusion in a current of inert gas
KS M ISO 1694-2002(2012) Cryolite, natural artificial－Determination of iron content－1,10－Phenanthroline photometric method
KS D ISO 10700-2008(2018) Steel and iron－Determination of manganese content－Flame atomic absorption spectrometric method
KS M ISO 6225-2:2009 Rubber, raw, natural-Determination of castor oil content-Part 2:Determination of total ricinoleic acid content by gas chromatography
KS B ISO 15156-1-2015(2020) Petroleum and natural gas industries－Materials for use in H2S-containing environments in oil and gas production－Part 1：General principles for selection of cracking-resistant materials
KS M ISO 6225-2-2009(2019) Rubber, raw, natural－Determination of castor oil content－Part 2：Determination of total ricinoleic acid content by gas chromatography
KS B ISO 15156-1:2022 Petroleum and natural gas industries — Materials for use in H2S containing environments in oil and gas production — Part 1: General principles for selection of cracking-resistant materials
KS B ISO 15156-1:2015 Petroleum and natural gas industries－Materials for use in H2S-containing environments in oil and gas production－Part 1：General principles for selection of cracking-resistant materials
KS B ISO 15156-1:2004 Petroleum and natural gas industries-Materials for use in H2S-containing environments in oil and gas production-Part 1:General principles for selection of cracking-resistant materials

VN-TCVN, Nitrogen content in natural gas

TCVN 6091-2004 Rubber, raw natural and rubber latex, natural.Determination of nitrogen content
TCVN 6091-2016 Rubber,raw natural,and rubber latex,natural - Determination of nitrogen content
TCVN 4299-1986 Natural gas.Method for determination of dewpoint and water vapor content
TCVN 3895-1984 Natural gases.Gas chromatography method for the determination of carbon dioxided and hydrogen contents
TCVN 4250-1986 Natural gases.Method for the determination of hydrogen sulphite and mercaptane content
TCVN 3896-1984 Natural gases.Method of absorption for the determination of carbon dioxide and total of gaseous acid contents by VTI-2
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

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Nitrogen content in natural gas

GB/T 8088-1999 Rubber,raw natural and rubber latex,natural--Determination of nitrogen content
GB/T 8088-2008 Rubber,raw natural and rubber latex,natural.Determination of nitrogen content
GB/T 11060.1-1998 Natural gas--Determination of hydrogen sulfide content--Iodometric titration method
GB/T 27893-2011 Natural gas.Determination of particles content.Gravimetric method
GB/T 41942-2022 Rubber, raw natural, and rubber latex, natural—Determination of nitrogen content—Micro Dumas combustion method
GB/T 27896-2011 Test method for water vapor content of natural gas using.Electronic moisture analyzers
GB/T 11060.2-1998 Natural gas--Determination of hydrogen sulfide content--Methylene blue method
GB/T 16781.1-1997 Natural gas--Determination of mercury--Atomic absorption spectrometry
GB/T 18619.1-2002 Natural gas-Determination of water by the karl fischer method-Coulometric procedure
GB/T 21069-2007 Natural gas.Determination of water content at high pressure
GB/T 16781.2-1997 Natural gas--Determination of mercury--Cold atomic fluorescent spectrophotometry
GB/T 14605-1993 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic method
GB/T 22634-2008 Conversion between water content and water dew point of natural gas
GB/T 11060.1-2010(英文版) Natural gas—Determination of sulfur compound—Part 1: Determination of hydrogen sulfide content by iodometric titration method
GB/T 11060.1-2023 Natural gas—Determination of sulfur compound—Part 1: Determination of hydrogen sulfide content by iodometric titration method
GB/T 11060.1-2010 Natural gas-Determination of sulfur compound-Part 1:Determination of hydrogen sulfide content by iodometric titration method
GB/T 11060.9-2011 Natural gas.Determination of sulfur compounds.Part 9: Determination of mercaptan sulfur content by iodometric titration method
GB/T 16781.1-2008 Natural gas.Determination of mercury.Part 1: Sampling of mercury by chemisorption on iodine
GB/T 18605.1-2001 Natural gas-Determination of hydrogen sulfide content Part 1: Lead acetate reaction rate dual photo path method
GB/T 18605.2-2001 Natural gas-Determination of hydrogen sulfide content Part 1: Lead acetate reaction rate single photo path method
GB/T 11060.4-2010(英文版) Natural gas—Determination of sulfur compound—Part 4: Determination of total sulfur content by oxidative microcoulometry method
GB/T 11060.2-2023 Natural gas—Determination of sulfur compound—Part 2: Determination of hydrogen sulfide content by methylene blue method
GB/T 11060.2-2008 Natural gas.Determination of sulfur compound.Part 2:Determination of hydrogen sulfide content by methylene blue method
GB/T 16781.2-2010 Natural gas.Determination of mercury.Part 2:Sampling of mercury by amalgamation on gold/platinum alloy
GB/T 11060.4-2010 Natural gas-Determination of sulfur compound-Part 4:Determination of total sulfur content by oxidative microcoulometry method
GB/T 11060.13-2023 Natural gas—Determination of sulfur compound—Part 13：Determination of hydrogen sulfide content by ultraviolet absorption method
GB/T 11060.7-2011 Natural gas.Determination of sulfur compounds.Part 7: Determination of total sulfur content by Lingener combustion method
GB/T 11060.8-2012 Natural gas.Determination of sulfur compound.Part 8:Determination of total sulfur content by ultraviolet fluorescence method
GB/T 11060.12-2023 Natural gas—Determination of sulfur compound—Part 12: Determination of hydrogen sulfide content by laser absorption spectroscopy
GB/T 11060.12-2014 Natural gas.Determination of sulfur compound.Part 12:Determination of hydrogen sulfide content by laser absorption spectroscopy
GB/T 11060.5-2010 Natural gas.Determination of sulfur compound.Part 5:Determination of total sulfur content by hydrogenolysis and rateometric colorimetry method
GB/T 11060.11-2014 Natural gas.Determination of sulfur compounds.Part 11:Determination of hydrogen sulfide content by length-of-stain detector tubes method
GB/T 11060.6-2011 Natural gas.Determination of sulfur compounds.Part 6: Determination of hydrogen sulfide, mercaptan sulfur and carbonyl sulfide sulfur by potentiometry
GB/T 11060.3-2010 Natural gas.Determination of sulfur compound.Part 3:Determination of hydrogen sulfide content by lead acetate reaction rate dual photo path method
GB/T 20972.1-2007 Petroleum and natural gas industries- Material for use in HS-containing environments in oil and gas production- Part 1: General principles for selection of cracking-resistant materials

International Organization for Standardization (ISO), Nitrogen content in natural gas

ISO 1656:2014 Rubber, raw natural, and rubber latex, natural - Determination of nitrogen content
ISO 1656:1988 Rubber, raw natural, and rubber latex, natural; determination of nitrogen content
ISO/TR 12748:2015 Natural Gas — Wet gas flow measurement in natural gas operations
ISO 1656:2019 Rubber, raw natural, and rubber latex, natural — Determination of nitrogen content
ISO 11541:1997 Natural gas - Determination of water content at high pressure
ISO 18453:2004 Natural gas - Correlation between water content and water dew point
ISO 6570:2001 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods
ISO/TS 2610:2022 Analysis of natural gas — Biomethane — Determination of amines content
ISO 19739:2004 Natural gas - Determination of sulfur compounds using gas chromatography
ISO/FDIS 2613-2:2023 Analysis of natural gas — Silicon content of biomethane — Part 2: Determination of siloxane content by gas chromatography with ion mobility spectrometry
ISO 11852:2017 Rubber - Determination of magnesium content of field natural rubber latex by titration
ISO/CD 2615 Analysis of natural gas — Biomethane — Determination of the content of compressor oil
ISO/DIS 2615:2023 Analysis of natural gas —Biomethane — Determination of the content of compressor oil
ISO 22258:2020 Traditional Chinese medicine — Determination of pesticide residues in natural products by gas chromatography
ISO 17278:2013 Rubber, raw natural.Determination of the gel content of technically specified rubber (TSR)
ISO/DIS 11626 Natural gas- Determination of sulfur compounds- Determination of hydrogen sulfide content by UV absorption method
ISO/TR 11150:2007 Natural gas - Hydrocarbon dew point and hydrocarbon content
ISO 11852:2011 Rubber - Determination of magnesium content of field and concentrated natural rubber latex by titration
ISO 19739:2004/cor 1:2009 Natural gas - Determination of sulfur compounds using gas chromatography; Technical Corrigendum 1
ISO 17278:2020 Rubber, raw natural — Determination of the gel content of technically specified rubber (TSR)
ISO 20729:2017 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
ISO 6225-2:1990 Rubber, raw, natural; determination of castor oil content; part 2: determination of total ricinoleic acid content by gas chromatography
ISO 15156-1:2020 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production — Part 1: General principles for selection of cracking-resistant materials
ISO 2613-1:2023 Analysis of natural gas — Silicon content of biomethane — Part 1: Determination of total silicon by atomic emission spectroscopy (AES)
ISO 15156-3:2015/Cor 1:2016 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production — Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons
ISO 15156-2:2020 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production — Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons
ISO 15156-3:2020 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production — Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons
ISO 6225-2:1983 Rubber, raw, natural — Determination of castor oil content — Part 2: Determination of total ricinoleic acid content — Gas chromatographic method
ISO 16960:2014 Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method
ISO 15156-1:2001 Petroleum and natural gas industries - Materials for use in H<(Index)2>S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials
ISO/CD 16094-3 Water quality — Analysis of plastics in water — Part 3: Thermo-analytical methods for waters with low content of natural suspended solids
ISO 17349:2016 Petroleum and natural gas industries - Offshore platforms handling streams with high content of CO2 at high pressures
ISO 2613-1 Analysis of natural gas — Silicon content of biomethane — Part 1: Determination of total silicon by atomic emission spectroscopy (AES)
ISO 17348:2016 Petroleum and natural gas industries - Materials selection for high content CO2 for casing, tubing and downhole equipment

CZ-CSN, Nitrogen content in natural gas

CSN 62 3008-1986 Natural raw rubber in blocks. Determination of nitrogen content
CSN 38 5566-1984 Natural gas. Determination of the water content and the water dew point

Natural Gas Processor's Association (NGPA), Nitrogen content in natural gas

GPA RR-40A-1982 Phase Equilibria of a High Nitrogen Content Synthetic Natural Gas
GPA RB-101-1943 Compression and Charcoal Tests for Determining the Natural Gasoline Content of Natural Gas
GPA STD 2177-2013 Analysis of Natural Gas Liquid Mixtures Containing Nitrogen and Carbon Dioxide by Gas Chromatography
GPA CODE 101-1943 Compression and Charcoal Tests for Determining the Natural Gasoline Content of Natural Gas
GPA STD 2177-2003 Analysis of Natural Gas Liquid Mixtures Containing Nitrogen and Carbon Dioxide by Gas Chromatography
GPA RR-67-1983 Liquid-Liquid-Vapor Equilibria in Cryogenic LNG Mixtures Phase III - Nitrogen Rich Systems
GPA STD 2103-2003 Tentative Method for the Analysis of Natural Gas Condensate Mixtures Containing Nitrogen and Carbon Dioxide by Gas Chromatography

RU-GOST R, Nitrogen content in natural gas

GOST R ISO 1656-2017 Raw natural rubber and natural rubber latex. Determination of nitrogen content
GOST R 56834-2015 Combustible natural gas. Determination of oxygen content
GOST 30319.2-2015 Natural gas. Methods of calculation of physical properties. Calculation of physical properties on base information on density of standards conditions and nitrogen and carbon dioxide contents
GOST R 58036-2017 Petroleum and natural gas industry. Offshore oil and gas field structures. Weight control during engineering and construction
GOST R 8.770-2011 State system for ensuring the uniformity of measurements. Natural gas. The dynamic viscosity of compressed gas with a known component composition. The method of calculation

Professional Standard - Petroleum, Nitrogen content in natural gas

SY/T 7507-1997 Determination of water in natural gas-Electrolytic method
SY/T 7506-1996 Narural gas.Determination of carbon dioxide content.Barium hydroxide method

British Standards Institution (BSI), Nitrogen content in natural gas

BS ISO 1656:2019 Tracked Changes. Rubber, raw natural, and rubber latex, natural. Determination of nitrogen content
PD ISO/TR 12748:2015 Natural Gas. Wet gas flow measurement in natural gas operations
BS ISO 1656:2014 Rubber, raw natural, and rubber latex, natural. Determination of nitrogen content
BS EN ISO 11541:2002 Natural gas. Determination of water content at high pressure
BS EN ISO 11541:1997 Natural gas - Determination of water content at high pressure
BS EN ISO 18453:2006 Natural gas - Correlation between water content and water dew point
BS EN ISO 18453:2005 Natural gas. Correlation between water content and water dew point
BS EN ISO 6570:2002 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods
PD ISO/TS 2610:2022 Analysis of natural gas. Biomethane. Determination of amines content
PD CEN ISO/TS 2610:2023 Analysis of natural gas. Biomethane. Determination of amines content
BS ISO 17278:2013 Rubber, raw natural. Determination of the gel content of technically specified rubber (TSR)
BS EN ISO 6570:2004 Natural gas. Determination of potential hydrocarbon liquid content. Gravimetric methods
BS ISO 20729:2017 Natural gas. Determination of sulfur compounds. Determination of total sulfur content by ultraviolet fluorescence method
22/30433258 DC BS EN ISO 2613-1. Analysis of natural gas. Silicon content of biomethane. Part 1. Determination of total silicon content by AES
BS ISO 11852:2017 Tracked Changes. Rubber. Determination of magnesium content of field natural rubber latex by titration
BS 6057-3.12:1992 Rubber latices. Methods of test. Determination of boric acid content of natural rubber latex concentrate
BS EN ISO 16960:2014 Natural gas. Determination of sulfur compounds. Determination of total sulfur by oxidative microcoulometry method
BS ISO 17403:2014 Rubber. Determination of magnesium content of field and concentrated natural rubber latices by titration (cyanide-free method)
20/30372395 DC BS ISO 23190. Traditional Chinese medicine. Determination of aristolochic acids in natural products by HPLC
23/30450716 DC BS ISO 11626. Natural gas. Determination of sulfur compounds. Determination of hydrogen sulfide content by UV absorption method
BS EN ISO 17349:2016 Petroleum and natural gas industries. Offshore platforms handling streams with high content of CO2 at high pressures
BS EN ISO 15156-1:2015 Petroleum and natural gas industries. Materials for use in H2S-containing environments in oil and gas production. General principles for selection of cracking-resistant materials
BS EN ISO 15156-1:2009 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - General principles for selection of cracking-resistant materials
BS EN ISO 15156-1:2020 Petroleum and natural gas industries. Materials for use in H2S-containing environments in oil and gas production. General principles for selection of cracking-resistant materials
BS EN ISO 17348:2016 Petroleum and natural gas industries. Materials selection for high content CO<sub>2</sub> environment for casings, tubings and downhole equipment

Association Francaise de Normalisation, Nitrogen content in natural gas

NF T43-106*NF ISO 1656:2019 Rubber, raw natural, and rubber latex, natural - Determination of nitrogen content
NF T43-106:2008 Rubber, raw natural, and rubber latex, natural - Determination of nitrogen content.
NF T43-106:2015 Rubber, raw natural, and rubber latex, natural - Determination of nitrogen content
NF T43-106:1990 Rubber, raw natural, and rubber latex, natural. Determination of nitrogen content.
NF X20-002*NF EN ISO 11541:2003 Natural gas - Determination of water content at high pressure
NF X20-539*NF EN ISO 18453:2006 Natural gas - Correlation between water content and water dew point.
NF EN ISO 18453:2006 Gaz naturel - Corrélation entre la teneur en eau et le point de rosée eau
XP ISO/TS 2610:2022 Analyse du gaz naturel - Biométhane - Détermination de la teneur en amines
NF X20-520*NF EN ISO 6570:2005 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods.
NF X43-009:1973 Nitrogen dioxyde content of the atmosphere (griess saltzman reaction).
NF EN ISO 6570:2005 Gaz naturel - Détermination de la teneur en hydrocarbures liquides potentiels - Méthodes gravimétriques
NF M50-010-1*NF EN 1918-1:2016 Gas infrastructure - Underground gas storage - Part 1 : functional recommendations for storage in aquifers
NF ISO 11852:2017 Caoutchouc - Détermination par titrage de la teneur en magnésium du latex de plantation de caoutchouc naturel
NF X20-518*NF ISO 20729:2018 Natural gas - Determination of sulfur compounds - Determination of total sulfur content by ultraviolet fluorescence method
NF ISO 20729:2018 Gaz natural - Détermination des composés soufrés - Détermination de la teneur en soufre total par la méthode par fluorescence UV
NF X20-530:1984 Natural gas. Determination of water and methanol contents. Gas chromatographic method.
NF EN ISO 16960:2014 Gaz naturel - Détermination des composés soufrés - Détermination de la teneur totale en soufre par microcoulométrie oxydante
NF M87-229-1:2020 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1 : general principles for selection of cracking-resistant materials
NF EN ISO 15156-2:2011 Industries du pétrole et du gaz naturel - Matériaux pour utilisation dans des environnements contenant de l'hydrogène sulfuré (H2S) dans la production de pétrole et de gaz - Partie 2 : aciers au carbone et aciers faiblement alliés résistants à...
NF EN ISO 15156-1:2020 Industries du pétrole et du gaz naturel - Matériaux pour utilisation dans des environnements contenant de l'hydrogène sulfuré (H2S) dans la production de pétrole et de gaz - Partie 1 : principes généraux pour le choix des matériaux résistant ...
NF EN ISO 15156-3:2011 Industries du pétrole et du gaz naturel - Matériaux pour utilisation dans des environnements contenant de l'hydrogène sulfuré (H2S) dans la production de pétrole et de gaz - Partie 3 : ARC (alliages résistants à la corrosion) et autres alliages...
NF A06-380*NF EN ISO 10720:2007 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas
NF X20-532:1984 Natural gas. Determination of potential hydrocarbon liquid content. Part 2 : weighing method.
NF X20-533:1984 Natural gas. Determination of potential hydrocarbon liquid content. Part 3 : volumetric method.
NF EN ISO 6978-2:2005 Gaz naturel - Détermination de la teneur en mercure - Partie 2 : échantillonnage du mercure par amalgamation sur alliage or/platine
NF EN ISO 6978-1:2005 Gaz naturel - Détermination de la teneur en mercure - Partie 1 : échantillonnage de mercure par chimisorption sur iode
NF X20-514*NF EN ISO 16960:2014 Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method
NF EN ISO 2613-1:2023 Analyse du gaz naturel - Teneur en silicium du biométhane - Partie 1 : détermination de la teneur totale en silicium par spectrométrie d'émission atomique (SEA)
NF M87-296*NF EN ISO 17349:2016 Petroleum and natural gas industries - Guidelines for offshore platforms handling streams with high content of CO2 at high pressures
NF X20-531:1984 Natural gas. Determination of potential hydrocarbon liquid content. Part 1 : principles and general requirements.
NF X43-015:1976 Air pollution. Nitrogen dioxide content of atmospheric air. Method of determination by collection on a triethanolamine-impregnated filter.
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 16455:2014 Conservation du patrimoine culturel - Extraction et détermination de la teneur des sels solubles dans la pierre naturelle et les matériaux associés utilisés dans le patrimoine culturel
NF M87-229-1:2011 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1 : general principles for selection of cracking-resistant materials.
NF M87-229-3*NF EN ISO 15156-3:2011 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3 : cracking-resistant CRAs (corrosion-resistant alloys) and other alloys.

国家能源局, Nitrogen content in natural gas

SY/T 7507-2016 Determination of water content in natural gas by electrolysis method
SY/T 7321-2016 Subtraction method for determination of mercury content in natural gas at wellhead
SY/T 7483-2020 Determination of Sulfur Compound Content in Natural Gas by Online Gas Chromatography
SY/T 7379-2017 Determination of water content in natural gas by laser absorption spectrometry

KR-KS, Nitrogen content in natural gas

KS M ISO 1656-2021 Rubber, raw natural, and rubber latex, natural —Determination of nitrogen content
KS I ISO 11541-2019 Natural gas — Determination of water content at high pressure
KS I ISO 6570-2019 Natural gas ― Determination of potential hydrocarbon liquid content ― Gravimetric methods
KS B ISO 15156-1-2022 Petroleum and natural gas industries — Materials for use in H2S containing environments in oil and gas production — Part 1: General principles for selection of cracking-resistant materials

国家市场监督管理总局、中国国家标准化管理委员会, Nitrogen content in natural gas

GB/T 27896-2018 Test method for water vapor content of natural gas—Electronic moisture analyzers
GB/T 40704-2021 Natural gas—Determination of odorant tetrahydrothiophene—On-line sampling gas chromatography method
GB/T 11060.8-2020 Natural gas—Determination of sulfur compounds—Part 8：Determination of total sulfur content by ultraviolet fluorescence method
GB/T 11060.3-2018 Natural gas─Determination of sulfur compound─Part 3:Determination of hydrogen sulfide content by lead acetate reaction rate dual photo path method

Fujian Provincial Standard of the People's Republic of China, Nitrogen content in natural gas

DB35/T 1584-2016 Chromatographic method for determination of hydrogen sulfide content in natural gas

German Institute for Standardization, Nitrogen content in natural gas

DIN EN ISO 11541:2003-01 Natural gas - Determination of water content at high pressure (ISO 11541:1997); German version EN ISO 11541:2002
DIN EN ISO 18453:2006 Natural gas - Correlation between water content and water dew point (ISO 18453:2004); English version of DIN EN ISO 18453:2006
DIN EN ISO 6570:2004 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001); German version EN ISO 6570:2004
DIN EN ISO 18453:2006-01 Natural gas - Correlation between water content and water dew point (ISO 18453:2004); German version EN ISO 18453:2005
DIN EN ISO 2613-1:2022-05 Analysis of natural gas - Silicon content of biomethane - Part 1: Determination of total silicon content by AES (ISO/DIS 2613-1:2022); German and English version prEN ISO 2613-1:2022 / Note: Date of issue 2022-04-08
DIN EN ISO 6570:2004-12 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001); German version EN ISO 6570:2004
DIN EN ISO 10720:2007-06 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (ISO 10720:1997); German version EN ISO 10720:2007
DIN ISO 14255:1998 Soil quality - Determination of nitrate nitrogen, ammonium nitrogen and total soluble nitrogen in air-dry soils using calcium chloride solution as extractant (ISO 14255:1998)
DIN EN ISO 10720:2007 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (ISO 10720:1997); English version of DIN EN ISO 10720:2007-06
DIN EN ISO 15156-1:2020 Petroleum and natural gas industries - Materials for use in HS-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO/FDIS 15156-1:2020); German and English version prEN ISO 15156-
DIN EN ISO 15156-3:2020 Petroleum and natural gas industries - Materials for use in HS-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO/FDIS 15156-3:2020); German and English version prEN ISO 1
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 15156-2:2020 Petroleum and natural gas industries - Materials for use in HS-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO/FDIS 15156-2:2020); German and English version prEN I
DIN EN ISO 19739:2006 Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004); German version EN ISO 19739:2005
DIN EN ISO 19739:2009 Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004) (includes Corrigendum AC:2009）; English version of DIN EN ISO 19739:2009-08
DIN EN ISO 17349:2016-07 Petroleum and natural gas industries - Offshore platforms handling streams with high content of CO<(Index)2> at high pressures (ISO 17349:2016); English version EN ISO 17349:2016

未注明发布机构, Nitrogen content in natural gas

BS EN ISO 11541:2002(2003) Natural gas — Determination of water content at high pressure
BS EN ISO 18453:2005(2006) Natural gas — Correlation between water content and water dew point

Heilongjiang Provincial Standard of the People's Republic of China, Nitrogen content in natural gas

DB23/T 2963-2021 Determination of Trace Calcium Content in Natural Flake Graphite by Calcium-Arsenazo Ⅲ Spectrophotometric Method

ES-AENOR, Nitrogen content in natural gas

UNE 53-638-1991

European Committee for Standardization (CEN), Nitrogen content in natural gas

EN ISO 11541:2002 Natural gas - Determination of water content at high pressure
EN ISO 6570:2004 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods ISO 6570:2001
EN ISO 10101-3:2022 Natural gas - Determination of water by the Karl Fischer method - Part 3: Coulometric procedure (ISO 10101-3:2022)
EN ISO 10101-3:1998 Natural Gas - Determination of Water by the Karl Fischer Method - Part 3: Coulometric Procedure
EN ISO 18453:2005 Natural gas - Correlation between water content and water dew point
EN ISO 19739:2005/AC:2009 Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004/Cor 1:2009)
EN ISO 19739:2005 Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004)
CEN ISO/TS 2610:2023 Analysis of natural gas - Biomethane - Determination of amines content (ISO/TS 2610:2022)
FprCEN ISO/TS 2610 Analysis of natural gas - Biomethane - Determination of amines content (ISO/TS 2610:2022)
EN ISO 10720:2007 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas
EN ISO 16960:2014 Natural gas - Determination of sulfur compounds - Determination of total sulfur by oxidative microcoulometry method
EN ISO 15156-1:2015 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2015)
EN ISO 15156-3:2015 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2015)

Danish Standards Foundation, Nitrogen content in natural gas

DS/EN ISO 11541:2003 Natural gas - Determination of water content at high pressure
DS/EN ISO 18453:2006 Natural gas - Correlation between water content and water dew point
DS/EN ISO 6570:2004 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods
DS/ISO 15156-1:2020 Petroleum and natural gas industries – Materials for use in H2S-containing environments in oil and gas production – Part 1: General principles for selection of cracking-resistant materials
DS/EN ISO 15156-1:2009 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials
DS/EN ISO 15156-1:2020 Petroleum and natural gas industries – Materials for use in H2S-containing environments in oil and gas production – Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020)
DS/EN ISO 10720:2007 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas
DS/EN ISO 15156-3:2009 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys
DS/ISO 15156-3:2020 Petroleum and natural gas industries – Materials for use in H2S-containing environments in oil and gas production – Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys
DS/EN ISO 15156-2:2009 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons
DS/ISO 15156-2:2021 Petroleum and natural gas industries – Materials for use in H2S-containing environments in oil and gas production – Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons
DS/EN ISO 15156-2:2020 Petroleum and natural gas industries – Materials for use in H2S-containing environments in oil and gas production – Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020)
DS/EN ISO 15156-3:2020 Petroleum and natural gas industries – Materials for use in H2S-containing environments in oil and gas production – Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2020)
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)

Japanese Industrial Standards Committee (JISC), Nitrogen content in natural gas

JIS K 0104:2000 Methods for determination of nitrogen oxides in flue gas
JIS K 0104:1984 Methods for determination of oxides of nitrogen in flue gases
JIS K 0104:2011 Methods for determination of nitrogen oxides in flue gas
JIS B 7953:1997 Continuous analysers for oxides of nitrogen in ambient air
JIS D 1030:1998 Automobiles -- Analytical procedure for measurement of carbon monoxide, carbon dioxide, total hydrocarbons and oxides of nitrogen in exhaust gas

IT-UNI, Nitrogen content in natural gas

UNI 6073-1967
UNI 5875-1966
UNI EN ISO 15156-1:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials
UNI EN ISO 15156-3:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys
UNI EN ISO 15156-2:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons

Sichuan Provincial Standard of the People's Republic of China, Nitrogen content in natural gas

DB51/T 1689-2013 Determination of total sulfur content in liquefied natural gas (LNG) by ultraviolet fluorescence method

YU-JUS, Nitrogen content in natural gas

JUS H.F8.506-1991 Natural gas. Determinatlon of sulfur content. t/ickbold combustion method
JUS B.D8.242-1991 Refractories. Determination of ashes content in natural graphite. Gravimetric method
JUS B.D8.244-1991 Refractories. Determination of slika content in ashes ofnatural graphite. Gravimetric method

Professional Standard - Commodity Inspection, Nitrogen content in natural gas

SN/T 2943-2011 Determination of hydrogen sulfide content in natural gas by detection tube coloring length method
SN/T 1044-2002 Determination of 1,8-cineol content in natural oil of eucalyptus globulus labillardiere for export.Gas chromatography
SN/T 1044-2001 Determination of 1,8-cineole content in natural eucalyptus oil for export by gas chromatography
SN/T 1510-2005 Determination of citronellal and oxygenous compounds in natural citronella oil for export - Gas chromatography method
SN/T 0513-1995 Natural wintergreen oil for export.Determination of methyl salicylate content--Gas chromatographic method
SN/T 0561-2013 Determination of acid-soluble iron content in import & export natural scale graphite.Atomic absorption spectrometric method
SN/T 0218-2014 Determination of pyrethrins residues in cereals for export.GC-MS method

International Dairy Federation (IDF), Nitrogen content in natural gas

IDF/RM 25-2008 Milk and milk products - Determination of nitrogen content and crude protein calculation - Kjeldahl method

Malaysia Standards, Nitrogen content in natural gas

MS 281 Pt.14-2001 Natrual rubber latex concentrate:Part 14:Determination of nitrogen content(Third revision)

Anhui Provincial Standard of the People's Republic of China, Nitrogen content in natural gas

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

Lithuanian Standards Office , Nitrogen content in natural gas

LST EN ISO 11541:2003 Natural gas - Determination of water content at high pressure (ISO 11541:1997)
LST EN ISO 18453:2006 Natural gas - Correlation between water content and water dew point (ISO 18453:2004)
LST EN ISO 6570:2005 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001)
LST EN ISO 15156-1:2010 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2009)
LST EN ISO 15156-1:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020)
LST EN ISO 10720:2007 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (ISO 10720:1997)
LST EN ISO 15156-2:2010 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2009)
LST EN ISO 15156-2:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020)
LST EN ISO 15156-3:2010 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2009)
LST EN ISO 15156-3:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2020)
LST EN ISO 15351:2010 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method) (ISO 15351:1999)

AENOR, Nitrogen content in natural gas

UNE-EN ISO 11541:2003 Natural gas - Determination of water content at high pressure (ISO 11541:1997)
UNE-EN ISO 18453:2006 Natural gas - Correlation between water content and water dew point (ISO 18453:2004)
UNE-EN ISO 6570:2005 Natural gas - Determination of potential hydrocarbon liquid content - Gravimetric methods (ISO 6570:2001)
UNE-EN ISO 10720:2008 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (ISO 10720:1997)
UNE-EN ISO 15351:2011 Steel and iron - Determination of nitrogen content - Thermal conductimetric method after fusion in a current of inert gas (Routine method) (ISO 15351:1999)

NO-SN, Nitrogen content in natural gas

NS 4869-1985 Air quality - Nitrogen dioxide content in workplace atmosphere - Colometric metod

RO-ASRO, Nitrogen content in natural gas

STAS 8798/2-1972 RUBBER LATEX Determination of dry rubber content in natural rubber lalex
STAS SR 11771-13-1994 Natural radioactive nuclides with pollution potential proceededDetermination of radium 226 content in the ambient air from the
STAS 11426-1989 OIL IMMERSED POWER TRANSFORMERS Gases and oils sampling for analysis of free and dissolved gases and water content
STAS SR 11771-11-1994 Natural radioactive nuclides with pollution potential, proceeded from ores and coals. Determination of total natural uranium content from soil and sediment
STAS 11771/9-1986 NATERAL RADIOACTIVE NUCLIDES WITH POLLUTION POTENTIAL PROCEEDED FROM ORES AND COALS Natural thorium content determination of rocks, ores, powders and secondary materials of mining extractive industry
STAS SR 11771-16-1997 Natural radioactive nuclides with pollution potential proceeded from ores and coals. Determination of radium 226 content from vegetation
STAS 11771/7-1984 NATURAL RADIOACTIVE NUCLIDES WITH POLLUTION POTENTIAL PROCEEDED FROM ORES AND COALS Natural uranium content determination ot rocks, powders, ores and secondary materials of extractive mining industry

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, Nitrogen content in natural gas

GB/T 34162-2017 Natural gas—Determination of arsenic content—Potassium permanganate sample method
GB/T 16781.1-2017 Natural gas—Determination of mercury—Part 1: Sampling of mercury by chemisorption on iodine
GB/T 11060.4-2017 Natural gas—Determination of sulfur compound—Part 4: Determination of total sulfur content by oxidative microcoulometry method

ES-UNE, Nitrogen content in natural gas

UNE-EN ISO 15156-3:2020 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2020) (Endorsed by Asociación Española de ...
UNE-EN ISO 15156-1:2020 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020) (Endorsed by Asociación Española de Normal...
UNE-EN ISO 15156-2:2020 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020) (Endorsed by Asociación Española ...
UNE-EN ISO 17349:2016 Petroleum and natural gas industries - Offshore platforms handling streams with high content of CO2 at high pressures (ISO 17349:2016) (Endorsed by AENOR in April of 2016.)
UNE-EN ISO 17348:2016 Petroleum and natural gas industries - Materials selection for high content CO2 environment for casings, tubings and downhole equipment (ISO 17348:2016) (Endorsed by AENOR in April of 2016.)

Professional Standard - Agriculture, Nitrogen content in natural gas

NY/T 4225-2022 Determination of Fatty Acid Content in Natural Raw Rubber by Gas Chromatography
NY/T 1402.2-2007 Rubber,raw,natural.Determination of castor oil content Part 2:Determination of total ricinoleic acid content by gas chromatography

BE-NBN, Nitrogen content in natural gas

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

American Society for Testing and Materials (ASTM), Nitrogen content in natural gas

ASTM D3192-02 Standard Test Methods for Carbon Black Evaluation in NR (Natural Rubber)
ASTM D3192-09 Standard Test Methods for Carbon Black Evaluation in NR (Natural Rubber)
ASTM D3192-09(2014) Standard Test Methods for Carbon Black Evaluation in NR (Natural Rubber)
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 D4888-88(1999) Standard Test Method for Water Vapor in Natural Gas Using Length-of-Stain Detector Tubes
ASTM D5504-08 Standard Test Method for Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Chemiluminescence
ASTM D5504-12 Standard Test Method for Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Chemiluminescence
ASTM D7551-10(2015) Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases and Natural Gas by Ultraviolet Fluorescence
ASTM D1607-91(2005) Standard Test Method for Nitrogen Dioxide Content of the Atmosphere (Griess-Saltzman Reaction)
ASTM D7551-10 Standard Test Method for Determination of Total Volatile Sulfur in Gaseous Hydrocarbons and Liquefied Petroleum Gases and Natural Gas by Ultraviolet Fluorescence
ASTM D7493-22 Standard Test Method for Online Measurement of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatograph and Electrochemical Detection
ASTM D4891-89(2006) Standard Test Method for Heating Value of Gases in Natural Gas Range by Stoichiometric Combustion
ASTM D4891-89(2001) Standard Test Method for Heating Value of Gases in Natural Gas Range by Stoichiometric Combustion
ASTM D3608-95(2005) Standard Test Method for Nitrogen Oxides (Combined) Content in the Atmosphere by the Griess-Saltzman Reaction
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 D4891-13 Standard Test Method for Heating Value of Gases in Natural Gas and Flare Gases Range by Stoichiometric Combustion
ASTM E1937-97 Standard Test Method for Determination of Nitrogen in Titanium and Titanium Alloys by the Inert Gas Fusion Technique
ASTM D4891-13(2018) Standard Test Method for Heating Value of Gases in Natural Gas and Flare Gases Range by Stoichiometric Combustion
ASTM D7493-14 Standard Test Method for Online Measurement of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatograph and Electrochemical Detection
ASTM D6228-98(2003) Standard Test Method for Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Flame Photometric Detection
ASTM D6228-98 Standard Test Method for Determination of Sulfur Compounds in Natural Gas and Gaseous Fuels by Gas Chromatography and Flame Photometric Detection

Group Standards of the People's Republic of China, Nitrogen content in natural gas

T/NXCL 023-2023 Determination of hydrogen and nitrogen in Beryllium— Inert gas fusion infrared absorption/ thermal conductivity method
T/CNIA 0016-2019 Determination of Hydrogen Chloride, Nitrogen, Oxygen and Total Carbon Content in Recycled Hydrogen for Polysilicon by Gas Chromatography

PL-PKN, Nitrogen content in natural gas

PN-ISO 20729-2020-10 P Natural gas -- Determination of sulfur compounds -- Determination of total sulfur content by ultraviolet fluorescence method
PN-EN ISO 15156-1-2021-05 E Petroleum and natural gas industries -- Materials for use in H2S-containing environments in oil and gas production -- Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020)
PN-EN ISO 15156-3-2021-05 E Petroleum and natural gas industries -- Materials for use in H2S-containing environments in oil and gas production -- Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO15156-3:2020)
PN-EN ISO 15156-2-2021-05 E Petroleum and natural gas industries -- Materials for use in H2S-containing environments in oil and gas production -- Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020)
PN Z04009-04-1993 Air purity protection. Tests for content of nitrogen and its compounds. Determination of nitrates in dust in ambient air (imission) by spectrophotometric method with sodium salicilate
PN C06400-1987 Natural gas Determination of sulphur compounds Determination of hydrogen sulphid and total sulphur content by WIT-AS analyser

AT-ON, Nitrogen content in natural gas

OENORM EN ISO 15156-1:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020)
OENORM EN ISO 15156-2:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020)
OENORM EN ISO 15156-3:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2020)

CH-SNV, Nitrogen content in natural gas

SN EN ISO 15156-1:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020)
SN EN ISO 15156-2:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020)
SN EN ISO 15156-3:2021 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2020)

Standard Association of Australia （SAA）, Nitrogen content in natural gas

AS 15156.1:2022 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production, Part 1: General principles for selection of cracking-resistant materials (ISO 15156-1:2020, MOD)
AS 15156.2:2022 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production, Part 2: Cracking-resistant carbon and low-alloy steels, and the use of cast irons (ISO 15156-2:2020, MOD)
AS 15156.3:2022 Petroleum and natural gas industries — Materials for use in H2S-containing environments in oil and gas production, Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (ISO 15156-3:2020, MOD)

HU-MSZT, Nitrogen content in natural gas

MSZ 11723/2.lap-1967

Professional Standard - Energy, Nitrogen content in natural gas

NB/SH/T 0919-2015 Standard test method for determination of sulfur compounds in gaseous fuels and natural gas by gas chromatography and chemiluminescence

National Association of Corrosion Engineers (NACE), Nitrogen content in natural gas

NACE MR0175/ISO 15156 CIR 3 TO PT 3:2014 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (Second Edition)
NACE MR0175/ISO 15156 CIR 4 TO PT 3:2014 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys (Second Edition)
NACE MR0175/ISO 15156:2015 PETROLEUM, PETROCHEMICAL, AND NATURAL GAS INDUSTRIES - MATERIALS FOR USE IN H2S-CONTAINING ENVIRONMENTS IN OIL AND GAS PRODUCTION (ITEM # 21307; Third Edition; Incorporates MR0175/ISO 15156-1, MR0175/ISO 15156-2 and MR0175/ISO 15156-3)
NACE MR0175/ISO 15156 CIR 1 TO PT 1:2014 Petroleum and natural gas industries - Materials for use in H2S- containing environments in oil and gas production Part 1: General principles for selection of cracking-resistant materials TECHNICAL CIRCULAR 1 (Second Edition)
NACE MR0175/ISO 15156 CIR 2 TO PT 2:2014 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 2: Cracking-resistant carbon and low alloy steels, and the use of cast irons TECHNICAL CIRCULAR 2 (Second Edition)
NACE MR0175/ISO 15156-3 CIR 2:2013 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys TECHNICAL CIRCULAR 2 Second Edition
NACE MR0175/ISO 15156 CIR 2 TO PT 3:2013 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production - Part 3: Cracking-resistant CRAs (corrosion-resistant alloys) and other alloys TECHNICAL CIRCULAR 2 (Second Edition)
NACE MR0175/ISO 15156:2003 Petroleum and natural gas industries Materials for use in H2S-containing Environments in oil and gas production Part 1: General principles for selection of cracking-resistant materials - Part 2: Cracking-resistant carbon and low alloy steels, and the use

API - American Petroleum Institute, Nitrogen content in natural gas

API DR 220-1995 Potential BTEX Emissions from the Nation's Triethylene Glycol Units in Oil and Natural Gas Facilities
API RP 1171-2015 Functional Integrity of Natural Gas Storage in Depleted Hydrocarbon Reservoirs and Aquifer Reservoirs (FIRST EDITION)

American National Standards Institute （ANSI), Nitrogen content in natural gas

ANSI/NACE MR0175-2009 Petroleum and natural gas industries - Materials for use in H2S-containing environments in oil and gas production, Parts 1, 2, and 3
BS EN ISO 2613-1:2023 Analysis of natural gas. Silicon content of biomethane Determination of total silicon by atomic emission spectroscopy (AES) (British Standard)