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Determination of Benzene and Ethanol by Gas Chromatography

Determination of Benzene and Ethanol by Gas Chromatography, Total:498 items.

In the international standard classification, Determination of Benzene and Ethanol by Gas Chromatography involves: Fuels, Organic chemicals, Paints and varnishes, Tobacco, tobacco products and related equipment, Products of the chemical industry, Air quality, Medical sciences and health care facilities in general, Sterilization and disinfection, Sugar. Sugar products. Starch, Meat, meat products and other animal produce, Paint ingredients, Laboratory medicine, Water quality, Beverages, Vocabularies, Petroleum products in general, Analytical chemistry, Plastics, Animal feeding stuffs, Fruits. Vegetables, Edible oils and fats. Oilseeds, Lubricants, industrial oils and related products, General methods of tests and analysis for food products, Waxes, bituminous materials and other petroleum products, Footwear, Farming and forestry, Insulating fluids, Equipment for petroleum and natural gas industries, Fertilizers, Products of the textile industry, Wood-based panels, Pesticides and other agrochemicals, Food products in general, Raw materials for rubber and plastics, Construction materials, Nuclear energy engineering, Test conditions and procedures in general, Energy and heat transfer engineering in general, Spices and condiments. Food additives, Reinforced plastics, Natural gas, Testing of metals, Paper and board, Terminology (principles and coordination), Rubber and plastics products, Rubber, Environmental protection, Inorganic chemicals, FOOD TECHNOLOGY, Power stations in general.


RU-GOST R, Determination of Benzene and Ethanol by Gas Chromatography

  • GOST R 53199-2008 Ethanol fuel. Determination of ethanol content by method of gas chromatography
  • GOST 31811-2012 Ethanol and ethanol-containing products. Gas-chromatographic method for determination of crotonaldehyde (denaturant additive)
  • GOST 30669-2000 Products of fruits and vegetables processing. Gas chromatographic method for determination of benzoic acid content
  • GOST R 51762-2001 Vodka and ethanol from food raw material. Gas-chromatographic method for determination of carbonic acids and furfural content
  • GOST 33901-2016 Motor and aviation gasolines. Determination of benzene and toluene content by method of gas chromatography
  • GOST EN 12177-2013 Liquid petroleum products. Gasoline. Determination of benzene content by gas chromatography method
  • GOST 32886-2014 Foodstuffs of processed poultry eggs. Determination of cholesterol content by gas chromatographic method
  • GOST R 51698-2000 Vodka and ethanol from food raw material. Gas-chromatographic express-method for determination of toxic microadmixtures content
  • GOST 32841-2014 Juice products. Determination of ethanol in aromatic substances by gas chromatography
  • GOST R 51786-2001 Vodka and ethanol from food raw material. Gas-chromatographic method for determination of authenticity
  • GOST 32070-2013 Vodka and ethanol from food raw material. Gas-chromatographic method for determination of carbonic acids and furfural content
  • GOST 15820-1982 Polystyrole and copolymers of styrole. Gas chromatographic method for determination of resictual monomers and non-polymerizing impurities
  • GOST 30670-2000 Products of fruits and vegetables proccesing. Gas chromatographic method for determination of sorbic acid
  • GOST 32039-2013 Vodka and ethanol from food raw material. Gas-chromatographic method for determination of authenticity

General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • GB/T 14571.2-1993 Monoethylene glycol for industrial use. Determination of diethylene glycol and triethylene glycol. Gas chromatographic method
  • GB/T 23990-2009 Determination of the contents of benzene,toluene,ethylbenzene and xylene in coatings by gas chromatography
  • GB/T 14670-1993 Air quality. Determination of styrene. Gas chromatography
  • GB/T 14677-1993 Air quality. Determination of toluene, dimethyl benzene and styrene. Gas chromatography
  • GB/T 17474-1998 Standard test method for benzene in hydrocarbon solvents by gas chromatography
  • GB/T 8038-2023 Determination of hydrocarbon impurity content in coked toluene by gas chromatography
  • GB/T 4614-1984 Determination of residual styrene monomer in polystyrene by gas chromatography
  • GB/T 12701-1990 Ethylene and propylene for industrial use--Determination of trace of methanol--Gas chromatographic method
  • GB/T 24800.11-2009 Determination of benzyl alcohol as antiseptic in cosmetics by gas chromatography method
  • GB/T 1628.5-2000 Glacial acetic acid for industrial use-Determinati0n of formic acid content-Gas chromatographic method
  • GB/T 30773-2014 Determination of residual phenol content in phenolic resins by gas chromatography
  • GB/T 30646-2014 Determination of phthalate plasticizers content in coatings.Gas chromatography/mass spectrometry method
  • GB/T 17085-1997 Workplace air--Determination of 2-ethoxyethanol--Solvent desorption gas chromatographic method
  • GB/T 12688.9-2011 Test method of styrene for industrial use—Part 9:Determination of trace benzene—Gas chromatographic method
  • GB/T 8661-2008 Plastics.Styrene/acrylonitrile copolymers.Determination of residual acrylonitrile monomer content.Gas chromatography method
  • GB/T 16054-1995 Workplace air--Determination of styrene--Thermal desorption gas chromatographic method
  • GB/T 4615-2008 Poly(vinyl chloride).Determination of residual vinyl chloride monomer content.Gas chromatographic method
  • GB/T 30942-2014 Determination of 2-methoxyethanol, 2-ethoxyethanol and 2-(2-methoxyethoxy) ethanol in cosmetics.Gas chromatography
  • GB/T 12688.1-1998 Styrene for industrial use--Determination of purity--Capillary gas chromatography
  • GB/T 18414.1-2006 Textiles. Determination of the content of chlorinated phenols. Part 1: Gas chromatography/mass spectrography
  • GB/T 16052-1995 Workplace air--Determination of styrene--Direct injection gas chromatographic method
  • GB/T 16053-1995 Workplace air--Determination of styrene--Solvent desorption gas chromatographic method
  • GB/T 18414.2-2006 Textiles. Determination of the content of chlorinated phenols. Part 2: Gas chromatography
  • GB/T 3395-1993 Ethylene for industrial use. Determination of trace acetylene. Gas chromatographic method
  • GB/T 16867-1997 Determination of residual styrene monomer in polystyrene and acrylonitrile-butadiene-styrene resins by gas chromatography
  • GB/T 17830-1999 Determination of polyethylene glycol in polyethoxylated nonionic surfactants by HPLC
  • GB/T 17086-1997 Workplace air--Determination of 2-butoxyethanol--Solvent desorption gas chromatographic method
  • GB/T 17084-1997 Workplace air--Determination of 2-methoxyethanol--Solvent desorption gas chromatographic method
  • GB/T 8661-1988 Determination of residual acrylonitrile monomer content in acrylonitrile-butadiene-styrene resin by gas chromatography
  • GB/T 23961-2023 Determination of low-carbon fatty amine content by gas chromatography
  • GB/T 23961-2009 Determination of low carbon aliaphatic amines.Gas chromatographic method
  • GB/T 25223-2010 Animal and vegetable fats and oils.Determination of individual and total sterols contents.Gas chromatographic method
  • GB/T 14520-1993 Determination of residual styrene monomer content in reinforced plastics based on unsaturated polyester resins by gas chromatography
  • GB/T 12701-2014 Ethylene and propylene for industrial use.Determination of trace oxygenates.Gas chromatographic method
  • GB/T 14605-1993 Determination of trace argon, nitrogen and krypton inoxygen. Gas chromatographic method
  • GB/T 30931-2014 Determination of benzalkonium chloride in cosmetics.High performance liquid chromatography
  • GB/T 2366-2008 Determination of water content in industrial chemicals.Gas chromatographic method
  • GB/T 23992-2009 Determination of chlorhydrocarbon content in coatings.Gas chromatographic method
  • GB/T 32952-2016 Determination of polycyclic aromatic hydrocarbons content for fertilizers.Gas chromatography-mass spectrometry method
  • GB/T 7717.12-1994 Acrylonitrile for industrial use-Determination of content of acetonitrile acetone and acrolein-Gas chromatographic method
  • GB/T 22331-2008 Determination of polychlorinated biphenyls residues in fishery products.Gas chromatography
  • GB/T 24199-2009 Refined pyridine.Determination of pyridine content.Gas chromatographic method
  • GB/T 2366-1986 Chemical products for industrial use--Determination of water content--Gas chromatographic method
  • GB/T 41953-2022 Paints and varnishes—Determination of water content of coating materials—Gas-chromatographic method
  • GB/T 5177.3-1985 Determination of mean relative molecular mass for industrial alkylbenzene--Gas-liquid chromatographic method
  • GB/T 29644-2013 Rubber,vulcanized.Determination the content of N- phenyl-β-naphthylamine.High performance liquid chromatogramic method
  • GB/T 17623-1998 Determination of componental contents of gases dissolved in insulating oil by gas chromatography method

CZ-CSN, Determination of Benzene and Ethanol by Gas Chromatography

  • CSN 66 1240-1983 Determination of ethanol by gas chroma- tography
  • CSN 66 1251-1985 Determination of n-butanol content by gas chromatography
  • CSN 38 5538-1989 Gaseous fuels. Determination of the content of ethin by gas chromatography
  • CSN 66 2108-1983 Petroleum benzene. Determination of benzene content and its impurities by gas chromatography
  • CSN 65 6145-1967 Determination of the hydrocarbon ontent by gas chromatography
  • CSN 65 6150-1979 Determination of the ontent of aromates by as chromatography in etroleum products

国家烟草专卖局, Determination of Benzene and Ethanol by Gas Chromatography

  • YC/T 242-2020 Determination of tobacco flavor ethanol, 1,2-propylene glycol and glycerol by gas chromatography

YU-JUS, Determination of Benzene and Ethanol by Gas Chromatography

  • JUS H.G8.204-1985 Reagents. Methanol. Determination of methanol content. Gaschromatographic method
  • JUS H.G8.348-1989 Reagents. Acetone. Determinati on of methanol content. Gas chromatogranhic method
  • JUS H.F8.300-1989 Natural gas. ?etermination of itater and methanol contents. Gas chromatographic method
  • JUS H.F8.132-1986 Gases. Determination of nitrogen content. Gas chromatographic method
  • JUS ISO 2561:1992 Plastics. Determination of residual styrene monomer in polystyrene. Gas chromatographic method
  • JUS ISO 4581:1992 Plastics. Styrene/acrylonitrile copolymers. Determination of residual acrylonitrile monomer content. Gas chromatography method
  • JUS H.F8.152-1986 Gases. Determination ofcarbon dioxid content. Gas chromatographic methctC/
  • JUS H.B8.702-1997 Basic petroleum products - Detertnination of hydrocarbons content in high-purity ethylene - Gas chromatographic method
  • JUS H.G8.347-1989 Reagents. Acetone. Determination of acetone content. Gas chromatoyraohic method

Chongqing Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB50/T 862-2018 Determination of methanol, acetaldehyde, benzene, toluene, ethylbenzene and xylene in car perfume by gas chromatography
  • DB50/T 837-2017 Determination of ethanethiol in waste gas from stationary pollution sources by gas chromatography

Professional Standard - Tobacco, Determination of Benzene and Ethanol by Gas Chromatography

  • YC/T 242-2008 Tobacco flavouring.Determination of ethanol ,1,2,propylene glycol and glycerol.Gas chromatographic method
  • YC/T 373-2010 Determination of benzene,toluene,ethylbenzene and xylene in polypropylene fiber tow and polypropylene fiber tow filter rod.Gas chromatography-mass spectrometry method

海关总署, Determination of Benzene and Ethanol by Gas Chromatography

  • SN/T 5348-2021 Determination of industrial nonanol content by gas chromatography
  • SN/T 5112-2019 Determination of propylene glycol content in food animals and feed for import and export by gas chromatography and gas chromatography-mass spectrometry
  • SN/T 5345-2021 Determination of mesoxylylene isocyanate content in PET plastics by gas chromatography-mass spectrometry
  • SN/T 5310-2021 Determination of 4-tert-amylphenol and p-tert-octylphenol in paints by gas chromatography
  • HS/T 26-2017 Determination of isomer content in toluene diisocyanate by gas chromatography
  • HS/T 40-2013 Determination of toluene, acetone and butanone in paints by headspace gas chromatography-mass spectrometry
  • SN/T 5421-2022 Determination of non-chlorophenol compounds in imported and exported textiles by gas chromatography-mass spectrometry
  • SN/T 5235-2020 Determination of 19 kinds of chlorophenol residues in imported and exported textiles by liquid chromatography-mass spectrometry

American Society for Testing and Materials (ASTM), Determination of Benzene and Ethanol by Gas Chromatography

  • ASTM D5501-94(1998)e1 Standard Test Method for Determination of Ethanol Content of Denatured Fuel Ethanol by Gas Chromatography
  • ASTM D5501-20 Standard Test Method for Determination of Ethanol and Methanol Content in Fuels Containing Greater than 20 % Ethanol by Gas Chromatography
  • ASTM D5501-12(2016) Standard Test Method for Determination of Ethanol and Methanol Content in Fuels Containing Greater than 20% Ethanol by Gas Chromatography
  • ASTM D5501-12 Standard Test Method for Determination of Ethanol and Methanol Content in Fuels Containing Greater than 20% Ethanol by Gas Chromatography
  • ASTM D5501-12e1 Standard Test Method for Determination of Ethanol and Methanol Content in Fuels Containing Greater than 20% Ethanol by Gas Chromatography
  • ASTM D3545-06(2012) Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
  • ASTM D7576-10 Standard Test Method for Determination of Benzene and Total Aromatics in Denatured Fuel Ethanol by Gas Chromatography
  • ASTM D3545-06 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
  • ASTM D3545-02 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
  • ASTM D3545-95 Standard Test Method for Alcohol Content and Purity of Acetate Esters by Gas Chromatography
  • ASTM D5008-07 Standard Test Method for Ethyl Methyl Pentanol Content and Purity Value of 2-Ethylhexanol By Gas Chromatography
  • ASTM UOP755-92 Trace Impurities in High-Purity Ethylbenzene by Gas Chromatography
  • ASTM UOP913-92 Impurities in Styrene by Gas Chromatography
  • ASTM D5008-01 Standard Test Method for Ethyl Methyl Pentanol Content and Purity Value of 2-Ethylhexanol By Gas Chromatography
  • ASTM D5008-97e1 Standard Test Method for Ethyl Methyl Pentanol Content and Purity Value of 2-Ethylhexanol By Gas Chromatography
  • ASTM D5008-22 Standard Test Method for Ethyl Methyl Pentanol Content and Purity Value of 2-Ethylhexanol By Gas Chromatography
  • ASTM D5008-07(2012) Standard Test Method for Ethyl Methyl Pentanol Content and Purity Value of 2-Ethylhexanol By Gas Chromatography
  • ASTM UOP845-90 Trace Alcohols in LPG by GC
  • ASTM UOP798-96 Trace p-DEB or Indan in C8 Aromatics and Trace C8 Aromatics in p-DEB by GC
  • ASTM UOP735-73 Hydrogen Content of Gases by Gas Chromatography
  • ASTM D7875-14 Standard Test Method for Determination of Butanol and Acetone Content of Butanol for Blending with Gasoline by Gas Chromatography
  • ASTM E611-08(2015) Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas Chromatography
  • ASTM D7576-16 Standard Test Method for Determination of Benzene and Total Aromatics in Denatured Fuel Ethanol by Gas Chromatography
  • ASTM UOP1021-19 Determination of Trace Methyl Mercaptan, Ethyl Mercaptan, and Isopropyl Disulfide in Polymer Grade Ethylene and Propylene by Gas Chromatography Mass Spectrometry
  • ASTM UOP1015-17 Determination of Trace Oxygenates in Polymer Grade Ethylene & Propylene by Gas Chromatography Mass Spectrometry
  • ASTM UOP1021-17 Determination of Trace Methyl and Ethyl Mercaptan in Polymer Grade Ethylene & Propylene by Gas Chromatography Mass Spectrometry
  • ASTM D7875-20 Standard Test Method for Determination of Butanol and Acetone Content of Butanol for Blending with Gasoline by Gas Chromatography
  • ASTM D7716-11a Standard Test Method for Determination of Residual Methanol in Glycerin by Gas Chromatography
  • ASTM E611-08(2015)e1 Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas Chromatography
  • ASTM E611-08 Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas Chromatography
  • ASTM D3606-99 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D3606-92 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D3606-10 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D6438-99 Standard Test Method for Acetone, Methyl Acetate, and Parachlorobenzotrifluoride Content of Paints, and Coatings by Solid Phase Microextraction-Gas Chromatography
  • ASTM D6438-05(2015) Standard Test Method for Acetone, Methyl Acetate, and Parachlorobenzotrifluoride Content of Paints, and Coatings by Solid Phase Microextraction-Gas Chromatography
  • ASTM D8133-21 Standard Test Method for Determination of Low Level Phthalates in Poly(Vinyl Chloride) Plastics by Solvent Extraction—Gas Chromatography/Mass Spectrometry
  • ASTM D5580-02(2007) Standard Test Method for Determination of Benzene, Toluene, Ethylbenzene, p/m-Xylene, o-Xylene, C9 and Heavier Aromatics, and Total Aromatics in Finished Gasoline by Gas Chromatography
  • ASTM D5060-07 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
  • ASTM D7731-11 Standard Test Method for Determination of Dipropylene Glycol Monobutyl Ether and Ethylene Glycol Monobutyl Ether in Sea Water by Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
  • ASTM D3606-06e1 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D3606-06 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D3606-04a Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D8133-23 Standard Test Method for Determination of Low Level Phthalates in Poly(Vinyl Chloride) Plastics by Solvent Extraction—Gas Chromatography/Mass Spectrometry
  • ASTM D5060-95(2000) Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
  • ASTM D5060-12(2021)e1 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
  • ASTM D5060-06 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
  • ASTM D5060-95(2000)e1 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
  • ASTM D8133-20 Standard Test Method for Determination of Low Level Phthalates in Poly(Vinyl Chloride) Plastics by Solvent Extraction—Gas Chromatography/Mass Spectrometry
  • ASTM D8133-18 Standard Test Method for Determination of Low Level Phthalates in Poly(Vinyl Chloride) Plastics by Solvent Extraction—Gas Chromatography/Mass Spectrometry
  • ASTM D7823-18 Standard Test Method for Determination of Low Level Phthalates in Poly (Vinyl Chloride) Plastics by Thermal Desorption—Gas Chromatography/Mass Spectrometry
  • ASTM D7823-20 Standard Test Method for Determination of Low Level Phthalates in Poly (Vinyl Chloride) Plastics by Thermal Desorption—Gas Chromatography/Mass Spectrometry
  • ASTM D3606-07 Standard Test Method for Determination of Benzene and Toluene in Finished Motor and Aviation Gasoline by Gas Chromatography
  • ASTM D8133-17 Standard Test Method for Determination of Low Level, Regulated Phthalates in Poly(Vinyl Chloride) Plastics by Solvent Extraction—Gas Chromatography/Mass Spectrometry
  • ASTM UOP931-94 Trace Impurities in Mixed Xylenes by Gas Chromatography
  • ASTM D5769-10 Standard Test Method for Determination of Benzene, Toluene, and Total Aromatics in Finished Gasolines by Gas Chromatography/Mass Spectrometry
  • ASTM D3695-95(2007) Standard Test Method for Volatile Alcohols in Water by Direct Aqueous-Injection Gas Chromatography
  • ASTM UOP744-04 Aromatics in Hydrocarbons by Gas Chromatography

Group Standards of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • T/JXJK 007-2022 Determination of ethanol concentration in disinfection products by gas chromatography
  • T/NAIA 014-2020 Determination of Moisture Content in Methanol by Gas Chromatography
  • T/SDAQI 031-2021 Determination of methanol content in liquefied petroleum gas by gas chromatography
  • T/GDFDTAEC 04-2022 Determination of Divinylbenzene residue in Plant extract Gas chromatography-Mass spectrometr
  • T/GZZJ 04-2019 Determination of p-hydroxyacetophenone in cosmetics. High performance liquid chromatography
  • T/JMZJXH 006-2020 Determination of ethyl carbamate content in the coating —Gas chromatography-mass spectrometry
  • T/GXAF 0011-2023 Determination of 2-acetyl-1-pyrroline content in rice by gas chromatography-mass spectrometry
  • T/AHFIA 068-2022 Determination of Formaldehyde in baijiu Gas Chromatography
  • T/CSTM 00638-2022 Determination of aromatic hydrocarbon content in coatings— Gas chromatography-mass spectrometry method
  • T/FSI 102-2023 Determination of Hydrogen Content in Hydrogen Silicone Oil by Headspace Gas Chromatography
  • T/BSM 0001-2023 Determination of hydrogen content in hydrogen water Headspace gas chromatographic method
  • T/FSI 103-2023 Determination of vinyl content in vinyl silicone oil and methyl vinyl silicone rubber by headspace gas chromatography
  • T/GZZJ 10-2019 Determination of Hydroquinone and Phenol in Cosmetics by High Performance Liquid Chromatography
  • T/SATA 0001-2017 Determination of Ergosterol in Ganoderma lucidum spore oil by HPLC
  • T/NAIA 085-2021 Determination of flavanols in wine by high performance liquid chromatography
  • T/NAIA 082-2021 Determination of Flavonols in Wine by High Performance Liquid Chromatography
  • T/LNEMA 005-2022 Determination of Monochloroethane in Ambient Air and Exhaust Gas Adsorption on Activated Carbon/Desorption of Methanol - Gas Chromatography

工业和信息化部, Determination of Benzene and Ethanol by Gas Chromatography

  • YB/T 6051-2022 Determination of benzene content in coke oven gas by gas chromatography
  • YB/T 4824-2020 Determination of 3,4-benzopyrene content in coal pitch by gas chromatography
  • YS/T 1434-2021 Determination of hexachlorodisilane component content by gas chromatography
  • QB/T 5347-2018 Determination of benzoic acid, salicylic acid, sorbic acid and phenoxyethanol in toothpaste for oral hygiene care products by high performance liquid chromatography
  • YB/T 4929-2021 Determination of naphthalene content in coke oven gas by gas chromatography
  • QB/T 5703-2022 Oral hygiene and care products. Determination of ethanol and methanol content in oral hygiene and care solutions. Gas chromatography.
  • YB/T 4990-2022 Determination of coked light oil phenol content by gas chromatography
  • YS/T 1392-2020 Determination of chlorosilane component content by gas chromatography
  • YS/T 987-2021 Determination of carbon content in chlorosilanes by gas chromatography mass spectrometry

International Organization for Standardization (ISO), Determination of Benzene and Ethanol by Gas Chromatography

  • ISO 6977:1983 Natural gas; Determination of water and methanol contents; Gas chromatographic method
  • ISO 12228:1999 Animal and vegetable fats and oils - Determination of individual and total sterols contents - Gas chromatographic method
  • ISO 2561:1974 Plastics; Determination of residual styrene monomer in polystyrene by gas chromatography
  • ISO 21257:2018 Plastics - Polymer polyols for use in the production of polyurethane - Determination of the residual acrylonitrile and styrene monomer content by gas chromatography
  • ISO 7353:1985 Oil of rosewood; determination of alpha-terpineol content; gas chromatographic method on packed columns
  • ISO 23157:2021 Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method
  • ISO 4581:1987 Plastics; Styrene/acrylonitrile copolymers; Determination of residual acrylonitrile monomer content; Gas chromatography method
  • ISO 4581:1994 Plastics - Styrene/acrylonitrile copolymers - Determination of residual acrylonitrile monomer content - Gas chromatography method
  • ISO 8174:1986 Ethylene and propylene for industrial use; Determination of acetone, acetonitrile, propan-2-ol and methanol; Gas chromatographic method
  • ISO 23168:2019 Paints and varnishes — Determination of water content — Gas-chromatographic method
  • ISO 12871:2019 Olive oils and olive-pomace oils — Determination of aliphatic and triterpenic alcohols content by capillary gas chromatography
  • ISO 15302:1998 Animal and vegetable fats and oils - Determination of benzo[a]pyrene content - Reverse-phase high-performance liquid chromatography method
  • ISO 2561:2006 Plastics - Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
  • ISO 2561:2012 Plastics - Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
  • ISO 12871:2010 Olive oils and olive-pomace oils - Determination of aliphatic alcohols content by capillary gas chromatography
  • ISO 12228-1:2014 Determination of individual and total sterols contents - Gas chromatographic method - Part 1: Animal and vegetable fats and oils
  • ISO 19739:2004 Natural gas - Determination of sulfur compounds using gas chromatography
  • ISO/TS 23942:2020 Determination of hydroxytyrosol and tyrosol content in extra virgin olive oils — Reverse phase high performance liquid chromatography (RP-HPLC)
  • ISO 16560:2015 Surface active agents - Determination of polyethylene glycol content in nonionic ethoxylated surfactants - HPLC method
  • ISO 23942:2022 Determination of hydroxytyrosol and tyrosol content in extra virgin olive oils — Reverse phase high performance liquid chromatography (RP-HPLC) method
  • ISO 16632:2013 Tobacco and tobacco products - Determination of water content - Gas-chromatographic method
  • ISO 16632:2003 Tobacco and tobacco products - Determination of water content - Gas-chromatographic method
  • ISO 7104:1985 Liquefied anhydrous ammonia for industrial use; Determination of water content; Gas chromatographic method
  • ISO 16632:2021 Tobacco and tobacco products - Determination of water content - Gas-chromatographic method

Professional Standard - Petrochemical Industry, Determination of Benzene and Ethanol by Gas Chromatography

  • SH/T 1485.2-1995 Determination of the content of each component in divinylbenzene for industrial use Gas chromatography
  • SH/T 1054-1991 Determination of ethylene glycol and triethylene glycol in diethylene glycol for industrial use (gas chromatography)
  • SH/T 1497-2002 Tert-butylalcohol for industrial use - Determination of purity and impurities - Gas chromatographic method
  • SH/T 1840-2023 Determination of the content of polycyclic aromatic hydrocarbons in oil-extended styrene-butadiene rubber(SBR)— Gas chromatography-mass spectrum method
  • SH/T 0707-2001 Determination of benzene and toluene in petroleum waxes using headspace gas chromatography with flame ionization detection
  • SH/T 1628.7-2023 Vinyl acetate for industrial use – Part 7:Determination of trace benzene series– Gas chromatography–mass spectrometry method
  • SH/T 0713-2002 Standard test method for determination of benzene and toluene in finished motor and aviation gasoline by gas chromatography
  • SH/T 1796-2015 Triethylene glycol for industrial use.Determination of purity and impurities.Gas chromatographic method
  • SH/T 1054-2022 Determination of purity and impurities of diethylene glycol for industrial use by gas chromatography
  • SH/T 1613.2-1995 Determination of the purity of petroleum o-xylene and the content of hydrocarbon impurities by gas chromatography
  • SH/T 1148-2001 Ethylbenzene for industrial use - Determination of purity and hydrocarbon impurities - Gas chromatographic method

Professional Standard - Supply and Marketing Cooperative, Determination of Benzene and Ethanol by Gas Chromatography

Professional Standard - Agriculture, Determination of Benzene and Ethanol by Gas Chromatography

  • NY/T 3111-2017 Determination of Sterol Content in Vegetable Oil by Gas Chromatography-Mass Spectrometry
  • SN/T 5520-2023
  • SN/T 5510-2023 Determination of phenol content in rubber and rubber products by gas chromatography-mass spectrometry
  • SN/T 5073-2018 Determination of residual solvents such as toluene and methanol in food additives for export by headspace gas chromatography
  • SN/T 5066-2018 Determination of N-ethylaniline in natural rubber and its products by gas chromatography
  • 农业农村部公告第600号 Determination of Clenbuterol, Ractopamine, Salbutamol, and Phenylethanolamine A in Animal Hair by Liquid Chromatography–Tandem Mass Spectrometry
  • NY/T 2819-2015 Determination of fenbuconazole residues in vegetable foods.GC-MS method
  • NY/T 4225-2022 Determination of Fatty Acid Content in Natural Raw Rubber by Gas Chromatography

Guangxi Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB45/T 1013-2014 Determination of Phenylethanolamine A in Urine by Liquid Chromatography-Mass Spectrometry/Mass Spectrometry
  • DB45/T 1244-2015 Determination of Aniline Compounds in Gasoline by Gas Chromatography-Mass Spectrometry
  • DB45/T 885-2012 Determination of Linalool and Camphor in Cinnamomum camphora Leaf (Essential) Oil by Capillary Column Gas Chromatography
  • DB45/T 1245-2015 Determination of Methylal Content in Gasoline by Gas Chromatography-Mass Spectrometry
  • DB45/T 1453-2016 Determination of Oleic Acid Content in Leech Broadbodied by Gas Chromatography
  • DB45/T 2256-2021 Determination of Caryophyllene Content in Heavy Turpentine Oil by Gas Chromatography

Professional Standard - Hygiene , Determination of Benzene and Ethanol by Gas Chromatography

  • WS/T 54-1996 Urine.Determination of phenylglyoxylic acid and mandelic acid.High performance Iiquid chromatographic method

RO-ASRO, Determination of Benzene and Ethanol by Gas Chromatography

  • STAS SR 13208-1994 Surface water and waste water Determination of the nitro-ethyl-benzene content Gas chromatography method

Hebei Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB13/T 5029-2019 Determination of Methanol Content in Alcohol-Based Fuels - Gas Chromatography - Infrared Spectroscopy
  • DB13/T 5254-2020 Determination of coal tar benzene, toluene, phenol, naphthalene, fluorene, phenanthrene, anthracene, pyrene by gas chromatography
  • DB13/T 5071-2019 Determination of 1,4-butanediol content in food contact paints and coatings by gas chromatography-mass spectrometry

Jilin Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB22/T 249-2018 Determination of industrial octanol (2-ethylhexanol) content by large-bore capillary column gas chromatography
  • DB22/T 250-2018 Determination of Industrial n-Butanol Content by Large Bore Capillary Column Gas Chromatography
  • DB22/T 251-2018 Determination of Industrial Acetylacetone Content by Gas Chromatography with Large Bore Capillary Column
  • DB22/T 260-2018 Determination of Industrial Perchlorethylene Content by Gas Chromatography with Large Bore Capillary Column
  • DB22/T 256-2018 Determination of industrial p-tert-butylphenol content by gas chromatography with large bore capillary column
  • DB22/T 263-2018 Determination of industrial 2,4-di-tert-butylphenol content by gas chromatography with large bore capillary column
  • DB22/T 262-2018 Determination of industrial 2,6-di-tert-butylphenol content by gas chromatography with large bore capillary column

Sichuan Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB51/T 1921-2014 Determination of Toluene Content in Nail Polish by Gas Chromatography
  • DB51/T 1175-2010 Determination of phenylethanolamine A in feed by high performance liquid chromatography
  • DB51/T 2182-2016 Determination of Aniline Content in Motor Gasoline by Gas Chromatography

Association Francaise de Normalisation, Determination of Benzene and Ethanol by Gas Chromatography

  • NF M07-044:1986 Détermination de la teneur en benzène dans les solvants hydrocarbonés légers - Méthode par chromatographie en phase gazeuse
  • NF EN 16761-1:2016 Carburants pour automobiles - Détermination de la teneur en méthanol dans le carburant éthanol (E85) pour automobiles par chromatographie en phase gazeuse - Partie 1 : méthode avec une seule colonne
  • NF T20-809:1982 Ethylene for industrial use. Determination of hydrocarbon impurities. Gas chromatographic method.
  • NF EN 16761-2:2016 Carburants pour automobiles - Détermination de la teneur en méthanol dans le carburant éthanol (E85) pour automobiles par chromatographie en phase gazeuse - Partie 2 : méthode 'heart-cutting'
  • NF EN ISO 23157:2022 Détermination de la teneur en groupes silanol à la surface de la silice pyrogénée - Méthode par analyse chromatographique en phase gazeuse des gaz de réaction
  • NF ISO 8174:1987 Éthylène et propylène à usage industriel - Dosage de l'acétone, de l'acetonitrile, du propanol-2 et du méthanol - Méthode par chromatographie en phase gazeuse.
  • NF EN 12177:2022 Produits pétroliers liquides - Essence sans plomb - Détermination de la teneur en benzène par chromatographie en phase gazeuse
  • NF T20-816*NF ISO 8174:1987 Ethylene and propylene for industrial use. Determination of acetone, acetonitrile, propan-2-ol and methanol. Gas chromatographic method.
  • NF T30-317*NF EN ISO 23168:2020 Paints and varnishes - Determination of water content - Gas-chromatographic method
  • NF EN ISO 23168:2020 Peintures et vernis - Détermination de la teneur en eau - Méthode par chromatographie en phase gazeuse
  • NF T75-406:1985 Oil of coriander. Determination of linalol content. Oils of bergamot, lavander and lavandin. Determination of linalol and linalyl acetate content. Gas chromatographics methods on packed and capillary columns.
  • NF ISO 12871:2019 Huiles d'olive et huiles de grignons d'olive - Détermination de la teneur en alcools aliphatiques et triterpéniques par chromatographie en phase gazeuse sur colonne capillaire
  • NF T75-512*NF ISO 17494:2002 Aromatic extracts, flavouring and perfuming compositions - Determination of ethanol content - Gas chromatographic method on packed and capillary columns.
  • NF V03-131*NF EN 12821:2009 Foodstuffs - Determination of vitamin D by high performance liquid chromatography - Measurement of cholecalciferol (D3) or ergocalciferol (D2).
  • NF T60-871:2010 Olive oils and olive-pomace oils - Determination of aliphatic alcohols content by capillary gas chromatography.
  • NF T60-258-1*NF EN ISO 12228-1:2014 Determination of individual and total sterols contents - Gas chromatographic method - Part 1 : animal and vegetable fats and oils
  • NF T75-405:1985 Oil of rosewood. Determination of alpha-terpineol. Gas chromatographic method on packed and capillary column.
  • NF EN 16857:2017 Produits alimentaires - Détermination de la teneur en benzène dans les boissons non alcoolisées, les autres boissons et les aliments pour nourrissons à base de légumes par chromatographie en phase gazeuse avec espace de tête couplée à la spectr...
  • NF EN 14666:2005 Agents de surface - Détermination de la teneur en tétra-acétyl-éthylène diamine (TAED) dans les granulés de TAED - Méthode par chromatographie en phase gazeuse
  • NF M07-131*NF EN 15721:2013 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and other impurities - Gas chromatographic method
  • NF T60-871*NF ISO 12871:2019 Olive oils and olive-pomace oils - Determination of aliphatic and triterpenic alcohols content by capillary gas chromatography
  • NF EN ISO 12228-1:2014 Détermination de la teneur en stérols individuels et totaux - Méthode par chromatographie en phase gazeuse - Partie 1 : corps gras d'origines animale et végétale
  • NF T73-288*NF EN 14666:2005 Surface active agents - Determination of tetraacetyl ethylene diamine (TAED) content in TAED granules - Gas-chromatographic method
  • NF X20-530:1984 Natural gas. Determination of water and methanol contents. Gas chromatographic method.
  • NF ISO 23942:2023 Détermination de la teneur en hydroxytyrosol et tyrosol dans les huiles d'olive vierges extra - Méthode par chromatographie liquide à haute performance en phase inverse (CLHP-RP)
  • NF V37-027:2013 Tobacco and tobacco products - Determination of water content - Gas-chromatographic method
  • NF V37-026:1992 CIGARETTES. DETERMINATION OF NICOTINE IN SMOKE CONDENSATES. GAS-CHROMATOGRAPHIC METHOD.
  • NF T20-803:1976 Propylene. Determination of the propene and propadine. Gas phase chromatographic method.
  • NF T52-140:1980 Plastics-basic materials for polyurethanes. Determination of the free tolyylenediisocyanate content of prepolymers gas chromatography method.
  • NF T75-512:1996 Aromatic extracts, flavouring and perfuming compositions. Determination of ethanol content. Gas chromatographic method on packed and capillary column.
  • NF ISO 17494:2002 Extraits aromatiques et compositions aromatisantes et parfumantes - Détermination de la teneur en éthanol - Méthode par chromatographie en phase gazeuse sur colonne remplie et sur colonne capillaire

国家质量监督检验检疫总局, Determination of Benzene and Ethanol by Gas Chromatography

  • SN/T 4438-2016 Determination of methanol content in crude oil by multidimensional gas chromatography
  • SN/T 4503-2016 Determination of 2-phenyl-2-propanol in plastics and plastic products by gas chromatography-mass spectrometry
  • SN/T 4487-2016 Determination of residual amounts of glycol ether organic solvents in imported and exported textiles by gas chromatography-mass spectrometry
  • SN/T 1802-2014 Determination of glycol ethers and their esters in interior paints by gas chromatography
  • SN/T 4573-2016 Determination of diethylene glycol dimethyl ether in coatings, inks and adhesives by gas chromatography-mass spectrometry
  • SN/T 4569-2016 Determination of methanol, ethanol, n-propanol, isopropanol, n-butanol, isobutanol, tert-butanol and sec-butanol in biodiesel by gas chromatography

Professional Standard - Commodity Inspection, Determination of Benzene and Ethanol by Gas Chromatography

  • SN/T 4244-2015 Determination of chloride in ethylene glycol,diethylene glycol and triethylene glycol.Ion chromatography
  • SN/T 1792-2014 Determination of polychlorinated biphenyls in electrical insulating oil.Gas chromatography
  • SN/T 1802-2006 B1 in interior coatings. Determination of Alcohol Ethers by Gas Chromatography
  • SN/T 4303-2015 Determination of aniline and methyl aniline compounds in motor gasoline.Gas chromatography
  • SN/T 1098-2010 Determination of α-terpineol content in pine oil and terpineol for import and export.Gas chromatography method
  • SN/T 3913-2014 Determination of terephthalic acid and ethylene glycol in polyethylene terephthalate ester (PET) and polyethylene terephthalate products.Gas chromatography-mass spectrometry(GC-MS) method
  • SN/T 1098-2002 Determination of α-terpineol content in pine oil and terpineol for import and export.Gas chromatography method on capillary column
  • SN/T 3870-2014 Determination of monochloroacetic acid in drinks and alcoholic beverages for export.GC method
  • SN/T 3622-2013 Determination of 2-chloroaniline in foodstuffs for export.LC/MS/MS method
  • SN/T 3525-2013 Determination of styrene in adhesives used in buiding for import and export.Gas chromatography-mass spectrometry
  • SN/T 1111-2002 Determination of Glycerol Content by Capillary Gas Chromatography
  • SN/T 3618.2-2013 Determination of acetophenone in plastic materials - Part 2: Gas chromatography-mass spectrometry
  • SN/T 3819-2014 Determination of 2-(2-butoxyethoxy) ethanol in liquid abstergent.Gas chromatography
  • SN/T 3599-2013 Determination of organic oxygenate compounds and benzene content in gasoline.Two-dimensional gas chromatography using a heart-cutting system
  • SN/T 2456-2010 Determination of propham residues in food for import and export-GC-MS method
  • SN/T 2789-2011 Determination of Linalyl Acetate and Linalool in Sclare Oil for Import and Export by Gas Chromatography-Mass Spectrometry
  • SN/T 0702-2011 Determination of chlorobenzilate residues in grains and nuts for import and export.GC-MS method
  • SN/T 1792-2006 Determination of polychlorinated biphenyls in electrical insulating oil.Gas chromatography

国家能源局, Determination of Benzene and Ethanol by Gas Chromatography

  • SH/T 1817-2017 Determination of residual acetaldehyde content in polyethylene terephthalate (PET) resin for plastic bottles by headspace gas chromatography
  • SH/T 1819-2018 Determination of residual styrene content in carboxylated styrene-butadiene latex by capillary column gas chromatography
  • SH/T 0707-2016 Determination of benzene and toluene content in paraffin wax by headspace sampling gas chromatography
  • SH/T 1810-2017 Determination of hydrocarbon components of industrial diethylbenzene by gas chromatography
  • SH/T 1148-2018 Determination of purity and hydrocarbon impurities of ethylbenzene for industrial use by gas chromatography

农业农村部, Determination of Benzene and Ethanol by Gas Chromatography

  • NY/T 3140-2017 Determination of phenylethanolamine A in feed by high performance liquid chromatography
  • NY/T 3170-2017 Determination of lentinin content in shiitake mushrooms using gas chromatography-mass spectrometry
  • NY/T 3566-2020 Determination of fatty acid content in food crops by gas chromatography

Military Standard of the People's Republic of China-General Armament Department, Determination of Benzene and Ethanol by Gas Chromatography

  • GJB 533.28-1988 Detection methods for 45 components of submarine cabin air. Determination of benzene, toluene, ethylbenzene, xylene, and 1,2-dichloroethane content by gas chromatography.
  • GJB 533.26-1988 Detection methods for 45 components of submarine cabin air. Determination of methanol, ethanol, acetaldehyde, and methylene chloride content by gas chromatography.
  • GJB 533.25-1988 Detection method for 45 components of submarine cabin air. Determination of n-propanol and n-butanol content by gas chromatography.
  • GJB 533.33-1991 Detection method of air components in submarine cabin. Determination of cumene, n-propylbenzene, tert-butylbenzene, n-butylbenzene, 1,3,5-trimethylbenzene (including other butylbenzene) and 1,2,4-trimethylbenzene in gas phase. chromatography
  • GJB 533.33A-2021 Part 33 of the method for detecting air components in submarine cabins: Cumene, n-propylbenzene, tert-butylbenzene, n-butylbenzene, sec-butylbenzene, 1,3,5-trimethylbenzene (including other butylbenzene), 1,2, 4-Determination of trimethylbenzene content b

Korean Agency for Technology and Standards (KATS), Determination of Benzene and Ethanol by Gas Chromatography

  • KS H ISO 12228:2008 Animal and vegetable fats and oils-Determination of individual and total sterols contents-Gas chromatographic method
  • KS M ISO 2561:2013 Plastics — Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
  • KS M ISO 2561:2003 Plastics-Determination of residual styrene monomer in polystyrene(PS) and inpact-resistant polystyrene(PS-I) by gas chromatography
  • KS M ISO 4581:2006 Plastics ? Styrene/acrylonitrile copolymers-Determination of residual acrylonitrile monomer content-Gas chromatography method
  • KS M ISO 4581:2016 Plastics ? Styrene/acrylonitrile copolymers-Determination of residual acrylonitrile monomer content-Gas chromatography method
  • KS M ISO 4581-2016(2021) Plastics?Styrene/acrylonitrile copolymers-Determination of residual acrylonitrile monomer content-Gas chromatography method
  • KS M ISO 8174:2007 Ethylene and propylene for industrial use-Determination of acetone, acetonitrile, propan-2-ol and methanol-Gas chromatographic method
  • KS M ISO 8174-2017(2022) Ethylene and propylene for industrial use — Determination of acetone, acetonitrile, propan-2-ol and methanol — Gas chromatographic method
  • KS M ISO 8174:2017 Ethylene and propylene for industrial use — Determination of acetone, acetonitrile, propan-2-ol and methanol — Gas chromatographic method
  • KS M ISO 8974-2010(2020) Plastics-Phenolic resins-Determination of residual phenol content by gas chromatography
  • KS H ISO 17494-2006(2016) Aromatic extracts, flavouring and perfuming compounds-Determination of ethanol content-Gas chromatographic method on packed and capillary columns
  • KS M 3308-2016 Test method for residual vinyl chloride monomer content of poly vinyl chloride by gas chromatography/mass spectrometer
  • KS H ISO 12228-2008(2018) Animal and vegetable fats and oils-Determination of individual and total sterols contents-Gas chromatographic method
  • KS M 3308-2016(2021) Test method for residual vinyl chloride monomer content of poly vinyl chloride by gas chromatography/mass spectrometer
  • KS I ISO 19739:2010 Natural gas-Determination of sulfur compounds using gas chromatography
  • KS M ISO 2561-2013(2018) Plastics — Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
  • KS H ISO 17494:2021 Aromatic extracts, flavouring and perfuming compounds — Determination of ethanol content — Gas chromatographic method on packed and capillary columns
  • KS H ISO 16632:2007 Tobacco and tobacco products-Determination of water content-Gas-chromatographic method
  • KS H ISO 16632:2022 Tobacco and tobacco products — Determination of water content — Gas-chromatographic method
  • KS H ISO 16632:2017 Tobacco and tobacco products-Determination of water content-Gas-chromatographic method

German Institute for Standardization, Determination of Benzene and Ethanol by Gas Chromatography

  • DIN EN ISO 12228:1999 Animal and vegetable fats and oils - Determination of individual and total sterols contents - Gas chromatographic method (ISO 12228:1999); German version EN ISO 12228:1999
  • DIN 51438:2005 Testing of benzene and benzene homologues - Determination of the thiophene content of benzene - Gas chromatography
  • DIN 51438:2005-02 Testing of benzene and benzene homologues - Determination of the thiophene content of benzene - Gas chromatography
  • DIN 51375-2:2001-06 Testing of lubricants - Determination of 1,2-ethanediol content of motor oils - Part 2: Gas chromatography
  • DIN EN ISO 23157:2022-12 Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021); German version EN ISO 23157:2022
  • DIN 51413-2:1984 Analysis of liquid petroleum products by gas chromatography; determination of benzene content
  • DIN EN ISO 8974:2002-09 Plastics - Phenolic resins - Determination of residual phenol content by gas chromatography (ISO 8974:2002); German version EN ISO 8974:2002
  • DIN EN ISO 23157:2022 Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021)
  • DIN EN 12177:2023 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • DIN EN 12177 Berichtigung 1:2006 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography; German version EN 12177:1998, Corrigenda to DIN EN 12177:1998-08; German version EN 12177:1998/AC:2000
  • DIN EN 12177:2023-01 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography; German version EN 12177:2022
  • DIN EN 17844:2022 Construction products: Assessment of release of dangerous substances - Determination of the content of polycyclic aromatic hydrocarbons (PAH) and of benzene, toluene, ethylbenzene and xylenes (BTEX) - Gas chromatographic method with mass spectrometric det
  • DIN 51437:2004-07 Testing of benzene and benzene homologues - Determination of the non-aromatics, toluene and C<(Index)8>-aromatics content of benzene - Gas chromatography
  • DIN 51437:2004 Testing of benzene and benzene homologues - Determination of the non-aromatics, toluene and C<(Index)8>-aromatics content of benzene - Gas chromatography
  • DIN EN ISO 23168:2021-02 Paints and varnishes - Determination of water content - Gas-chromatographic method (ISO 23168:2019); German version EN ISO 23168:2020
  • DIN 53741:1971 Testing of Plastics; Determination of Volatile Aromatic Hydrocarbons in Polystyrene; Gas chromatographic Method
  • DIN EN 15721:2013-12 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and other impurities - Gas chromatographic method; German version EN 15721:2013
  • DIN ISO 16632:2004 Tobacco and tobacco products - Determination of water content - Gas-chromatographic method (ISO 16632:2003)

Professional Standard - Energy, Determination of Benzene and Ethanol by Gas Chromatography

  • NB/SH/T 0663-2014 Standard test method for determination of alcohols and ethers in gasoline by gas chromatography
  • NB/SH/T 0903-2015 Standard test method for determination of methanol content in fatty acid methyl esters by gas chromatography
  • NB/SH/T 0707-2016 Determination of Benzene and Toluene in Paraffin Waxes by Headspace Injection Gas Chromatography
  • NB/SH/T 0876-2013 Standard test method for trace ethylene glycol in used engine oil
  • DL/T 2445-2021 Determination of Methanol Content in Running Transformer Oil by Gas Chromatography-Mass Spectrometry
  • NB/SH/T 6004-2020 Determination of Alcohols, Ethers and Ketones in Naphtha by Gas Chromatography

国家市场监督管理总局、中国国家标准化管理委员会, Determination of Benzene and Ethanol by Gas Chromatography

  • GB/T 38271-2019 Plastics—Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I)—Gas chromatography
  • GB/T 40896-2021 Determination of diethylene glycol monoethyl ether in cosmetics—Gas chromatography mass spectrometry
  • GB/T 39765-2021 Determination of benzene,methylbenzene,ethylbenzene,dimethybenzene in stationery—Gas chromatographic method
  • GB/T 40394-2021 Determination of trace trimethylamine in methanol for industrial use—Gas chromatography-mass spectrometry
  • GB/T 40641-2021 Determination of polyprenol from pine needles—High performance liquid chromatography
  • GB/T 12688.10-2020 Test method of styrene for industrial use—Part 10: Determination of oxygenates—Gas chromatography

British Standards Institution (BSI), Determination of Benzene and Ethanol by Gas Chromatography

  • BS EN ISO 12228:1999 Animal and vegetable fats and oils - Determination of individual and total sterols contents - Gas chromatographic method
  • BS EN ISO 23157:2022 Determination of the silanol group content on the surface of fumed silica. Reaction gas chromatographic method
  • BS ISO 21257:2018 Plastics. Polymer polyols for use in the production of polyurethane. Determination of the residual acrylonitrile and styrene monomer content by gas chromatography
  • BS ISO 23157:2021 Determination of the silanol group content on the surface of fumed silica. Reaction gas chromatographic method
  • BS EN ISO 12228-1:2014 Determination of individual and total sterols contents. Gas chromatographic method. Animal and vegetable fats and oils
  • 21/30429402 DC BS ISO 23157. Determination of the silanol group content on the surface of fumed silica. Reaction gas chromatographic method
  • BS EN 16761-1:2015 Automotive fuels. Determination of methanol in automotive ethanol (E85) fuel by gas chromatography. Method using single column technique
  • BS EN 15721:2013 Ethanol as a blending component for petrol. Determination of higher alcohols, methanol and other impurities. Gas chromatographic method
  • BS EN 16761-2:2015 Automotive fuels. Determination of methanol in automotive ethanol (E85) fuel by gas chromatography. Method using heart cut technique
  • 22/30405909 DC BS EN 17844. Construction products: Assessment of release of dangerous substances. Determination of the content of polycyclic aromatic hydrocarbons (PAH) and of benzene, toluene, ethylbenzene and xylenes (BTEX). Gas chromatographic method with…
  • BS ISO 2561:2012 Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PSI) by gas chromatography
  • 22/30440232 DC BS EN 12177. Liquid petroleum products. Unleaded petrol. Determination of benzene content by gas chromatography
  • BS ISO 12871:2010 Olive oils and olive-pomace oils - Determination of aliphatic alcohols content by capillary gas chromatography
  • BS EN 14666:2005 Surface active agents - Determination of tetraacetyl ethylene diamine (TAED) content in TAED granules - Gas chromatographic method
  • BS DD CEN ISO/TS 17764-2:2007 Animal feeding stuffs - Determination of the content of fatty acids - Gas chromatographic method
  • BS EN ISO 23168:2020 Paints and varnishes. Determination of water content. Gas-chromatographic method
  • DD CEN ISO/TS 17764-2:2006 Animal feeding stuffs. Determination of the content of fatty acids. Gas chromatographic method
  • BS EN 15721:2009 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and volatile impurities - Gas chromatographic method
  • BS EN ISO 12228-2:2014 Determination of individual and total sterols contents. Gas chromatographic method. Olive and olive pomace oils
  • BS ISO 12871:2019 Tracked Changes. Olive oils and olive-pomace oils. Determination of aliphatic and triterpenic alcohols content by capillary gas chromatography
  • BS ISO 16632:2021 Tobacco and tobacco products. Determination of water content. Gas-chromatographic method
  • BS ISO 16632:2013 Tobacco and tobacco products. Determination of water content.Gas-chromatographic method

Agricultural Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

Guangdong Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB44/T 1031-2012 Determination of Methanol Content in Pulping Waste Liquid by Headspace Gas Chromatography
  • DB44/T 1708-2015 Determination of Chlorophenols in Wooden Stationery by Gas Chromatography-Mass Spectrometry
  • DB44/T 1094-2012 Determination of sec-butyl acetate content in motor gasoline by gas chromatography
  • DB44/T 938-2011 Identification of ethylene-octene copolymer and determination of octene content by pyrolysis gas chromatography-mass spectrometry
  • DB44/T 2040-2017 Determination of glyoxal content in paper and paperboard by high performance liquid chromatography

VN-TCVN, Determination of Benzene and Ethanol by Gas Chromatography

  • TCVN 7873-2008 water.Determination of benzene content.Purge and trap capillary-column gas chromatographic/mass spectrometry method
  • TCVN 3895-1984 Natural gases.Gas chromatography method for the determination of carbon dioxided and hydrogen contents
  • TCVN 3166-2008 Gasoline.Determination of benzene, toluene, ethylbenzene, p/m-xylene, o-xylene, C9 and heavier aromatics, and total aromatics.Gasoline chromatography method
  • TCVN 6703-2010 Standard test method for determination of benzene and toluene in finished motor and aviation gasoline by gas chromatography

Hunan Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB43/T 1656-2019 Determination of Propylene Glycol Content in Wet Wipes Gas Chromatography-Mass Spectrometry (GC-MS)
  • DB43/T 642-2011 Determination of Pentachlorophenol Content in Bamboo and Wood Products by Gas Chromatography
  • DB43/T 2197-2021 Determination of Methamphetamine and Amphetamine in Water Environment by Liquid Chromatography-Tandem Mass Spectrometry

PL-PKN, Determination of Benzene and Ethanol by Gas Chromatography

  • PN Z04152-05-1993 Air purity protection. Tests for styrene content. Determination of styrene in ambient air (imission) by gas chromatography
  • PN Z04078-02-1991 Air purity protection Tests for a-chloroacetophenone Determination of a-chloroacetophenone in work places by gas chromatography
  • PN Z04212-02-1989 Air purity protection Tests for nitroglycol Determination of nitroglycol in work places by gas chromatography
  • PN Z04224-02-1992 Air punty protection Tests for propyl alcohol content Determination of isopropyl alcohol in work places by gas chromatography
  • PN Z04167-02-1986 Air purity protection ests for methoxyethyl alcohol etermination of 2-methoxyethyl lcohol in work places by gas hromatography with sample nrichment
  • PN Z04159-05-1993 Air purity protection. Tests for phenol content. Determination of phenol in ambient air (imission) by gas chromatography
  • PN C97090-1990 Coal derivate products Determination of naphthalcnc content in sodium phenolate by gas chromatography
  • PN Z04004-02-1990 Air purity protection Tests for 2-ethoxyethyl alcohol Determination of 2-ethoxyethyl alcohol in work places by gas chromatography with sample enrichment
  • PN Z04004-10-1991 Air purity protection Tests for 2-ethoxyethyl alcohol Determination of 2-ethoxyethyl alcohol in permanent residence area air by gas chromatography with sample enrichment
  • PN Z04182-07-1987 Air purity protection ests for pesticides etermination of bromfenvinfos in ork places by gas chromatography
  • PN-EN ISO 23168-2021-06 E Paints and varnishes--Determination of water content--Gas-chromatographic method (ISO 23168:2019)
  • PN Z04203-02-1988 Air purity protection ests for ethylene glycol ? etermination of vapor and aerosol f ethylene glycol in work places y gas chromatography
  • PN C45300-08-1989 Aromatic hydrocarbons Test methods Determination of impurities in toluene by gas chromatography and evaluation of toluene content
  • PN C89417-1990 Plastics Compounds and products from poly(vinyl chloride) Determination of phthalates content by gas chromatography method
  • PN Z04023-02-1989 Air purity protection -- Tests for content (in mixtures) of harmful substances evolving from nitrocellulose paints and varnishes -- Determination of acetone ethyl, n-butyl, isobutyl, ethoxyethyl, butoxyethyl alcohols; ethyl, n-butyl, ethoxyethyl acetates,

Professional Standard - Customs, Determination of Benzene and Ethanol by Gas Chromatography

  • HS/T 23-2009 Determination of naphthalene content.gas chromatography
  • HS/T 26-2009 Quantitive analysis for isomer of toluene diisocyanate.gas-chromatography

未注明发布机构, Determination of Benzene and Ethanol by Gas Chromatography

  • BS EN ISO 23157:2022(2023) Determination of the silanol group content on the surface of fumed silica — Reaction gas chromatographic method
  • BS ISO 23168:2019 Paints and varnishes — Determination ofwater content — Gas - chromatographic method
  • BS EN ISO 12228-1:2014(2017) Determination of individual and total sterols contents — Gas chromatographic method Part 1 : Animal and vegetable fats and oils
  • BS EN 12177:2022 Tracked Changes. Liquid petroleum products. Unleaded petrol. Determination of benzene content by gas chromatography

ES-UNE, Determination of Benzene and Ethanol by Gas Chromatography

  • UNE-EN ISO 23157:2023 Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021)
  • UNE-EN 12177:2023 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • UNE-EN ISO 23168:2021 Paints and varnishes - Determination of water content - Gas-chromatographic method (ISO 23168:2019)

European Committee for Standardization (CEN), Determination of Benzene and Ethanol by Gas Chromatography

  • EN ISO 12228:1999 Animal and Vegetable Fats and Oils - Determination of Individual and Total Sterols Contents - Gas Chromatographic Method ISO 12228:1999
  • EN ISO 23157:2022 Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021)
  • EN 12177:1998 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • EN ISO 23168:2020 Paints and varnishes - Determination of water content - Gas-chromatographic method (ISO 23168:2019)
  • EN 12177:1998/AC:2000 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography; Amendment AC
  • EN ISO 12228-1:2014 Determination of individual and total sterols contents - Gas chromatographic method - Part 1: Animal and vegetable fats and oils (ISO 12228-1:2014)
  • EN 14666:2005 Surface active agents - Determination of tetraacetyl ethylene diamine (TAED) content in TAED granules - Gaschromatographic method
  • EN 15721:2009 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and volatile impurities - Gas chromatographic method
  • EN 15721:2013 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and other impurities - Gas chromatographic method
  • EN ISO 12228-2:2014 Determination of individual and total sterols contents - Gas chromatographic method - Part 2: Olive and olive pomace oils
  • EN ISO 19739:2005 Natural gas - Determination of sulfur compounds using gas chromatography (ISO 19739:2004)

Professional Standard - Chemical Industry, Determination of Benzene and Ethanol by Gas Chromatography

  • HG/T 2621-1994 Determination of Residual Phenol Content in Phenolic Resin by Gas Chromatography

SE-SIS, Determination of Benzene and Ethanol by Gas Chromatography

  • SIS SS-ISO 2561:1987 Plastics - Determination of residual styrene monomer in polystyrene by gas chromatography

Jiangsu Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB32/T 3844-2020 Determination of content of bifenthrin preparation for termite control by gas chromatography

Danish Standards Foundation, Determination of Benzene and Ethanol by Gas Chromatography

  • DS/EN ISO 12228:1999 Animal and vegetable fats and oils - Determination of individual and total sterols contents - Gas chromatographic method
  • DS/EN 12177/AC:2001 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • DS/EN 12177:2000 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • DS/EN ISO 8974:2002 Plastics - Phenolic resins - Determination of residual phenol content by gas chromatography
  • DS/EN 15721:2013 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and other impurities - Gas chromatographic method
  • DS/EN 14666:2005 Surface active Agents – Determination of tetraacetyl ethylene diamine (TAED) content in TAED granules – Gas chromatographic method
  • DS/EN ISO 23168:2020 Paints and varnishes – Determination of water content – Gas-chromatographic method (ISO 23168:2019)

Professional Standard - Aquaculture, Determination of Benzene and Ethanol by Gas Chromatography

  • SC/T 3019-2004 Determination of olaquindox residues in fishery products High-performance of liquid chromatography
  • SC/T 3036-2006 Determination of nitrobenzene residues in fishery products Gas chromatography
  • SC/T 3040-2008 Determination of diedol residues in aquatic products by gas chromatography

Anhui Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB34/T 2508-2015 Determination of Esters and Methylanilines in Gasoline by Gas Chromatography
  • DB34/T 1765-2012 Determination of Cholesterol Content in Animal Fats and Fats by Liquid Chromatography Tandem Mass Spectrometry

KR-KS, Determination of Benzene and Ethanol by Gas Chromatography

  • KS M ISO 4581-2016 Plastics?Styrene/acrylonitrile copolymers-Determination of residual acrylonitrile monomer content-Gas chromatography method
  • KS M ISO 8174-2017 Ethylene and propylene for industrial use — Determination of acetone, acetonitrile, propan-2-ol and methanol — Gas chromatographic method
  • KS H ISO 17494-2021 Aromatic extracts, flavouring and perfuming compounds — Determination of ethanol content — Gas chromatographic method on packed and capillary columns
  • KS H ISO 16632-2022 Tobacco and tobacco products — Determination of water content — Gas-chromatographic method

Professional Standard - Light Industry, Determination of Benzene and Ethanol by Gas Chromatography

  • QB/T 4555-2013 Footwear.Chemical test method.Determination of acetophenone.GC/MS

Lithuanian Standards Office , Determination of Benzene and Ethanol by Gas Chromatography

  • LST EN 12177-1999 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • LST EN 12177-1999/AC-2002 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • LST EN 15721-2009 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and volatile impurities - Gas chromatographic method
  • LST EN ISO 12228:2000 Animal and vegetable fats and oils - Determination of individual and total sterols contents - Gas chromatographic method (ISO 12228:1999)
  • LST EN ISO 8974:2003 Plastics - Phenolic resins - Determination of residual phenol content by gas chromatography (ISO 8974:2002)
  • LST EN 14666-2005 Surface active Agents - Determination of tetraacetyl ethylene diamine (TAED) content in TAED granules - Gas chromatographic method
  • LST EN ISO 23168:2021 Paints and varnishes - Determination of water content - Gas-chromatographic method (ISO 23168:2019)

AENOR, Determination of Benzene and Ethanol by Gas Chromatography

  • UNE-EN 12177:1999 Liquid petroleum products - Unleaded petrol - Determination of benzene content by gas chromatography
  • UNE-EN 15721:2014 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and other impurities - Gas chromatographic method
  • UNE-ISO 2561:2014 Plastics. Determination of residual styrene monomer in polystyrene (PS) and impact-resistant polystyrene (PS-I) by gas chromatography
  • UNE-EN 14666:2005 Surface active Agents - Determination of tetraacetyl ethylene diamine (TAED) content in TAED granules - Gas chromatographic method
  • UNE 81585:1992 AIR QUALITY. WORKPLACE ATMOSPHERES. DETERMINATION OF GLYCOL ETHERS (1-METHOXY-2-PROPANOL, 2-ETHOXYETHANOL) IN AIR. CHARCOAL TUBE/SOLVENT DESORPTION/GAS CHROMATOGRAPHIC METHOD.
  • UNE-EN ISO 8974:2002 Plastics - Phenolic resins - Determination of residual phenol content by gas chromatography. (ISO 8974:2002)
  • UNE-ISO 4901:2014 Reinforced plastics based on unsaturated-polyester resins. Determination of the residual styrene monomer content, as well as the content of other volatile aromatic hydrocarbons, by gas chromatography
  • UNE 81750:1997 AIR QUALITY. WORKPLACE ATMOSPHERES. DETERMINATION OF STYRENE IN AIR. DIFFUSIVE SAMPLING/SOLVENT DESORPTION/GAS CHROMATOGRAPHIC METHOD.
  • UNE 81750/1M:1998 AIR QUALITY. WORKPLACE ATMOSPHERES. DETERMINATION OF STYRENE IN AIR. Diffusive sampling/Solvent desorption/Gas chromatography method.

BELST, Determination of Benzene and Ethanol by Gas Chromatography

  • STB GOST R 51698-2001 Vodka and ethanol from food raw material. Gas-chromatographic express-method for determination of toxic microadmixtures content

Professional Standard - Electricity, Determination of Benzene and Ethanol by Gas Chromatography

  • DL/T 703-1999 Determination of dissolved gas content in insulating oil by gas chromatography
  • DL/T 703-2015 Determination of dissolved gas content in insulating oil by gas chromatography

中华人民共和国国家质量监督检验检疫总局、中国国家标准化管理委员会, Determination of Benzene and Ethanol by Gas Chromatography

  • GB/T 35104-2017 Determination of plasticizers (phthalic acid esters) in fertilizer—Gas chromatography-mass spectrometry(GC-MS)
  • GB/T 34723-2017 Residual styrene monomer content determination in unsaturated polyester decorative wood-based panels by gas chromatography
  • GB/T 17830-2017 Determination of polyethylene glycol content in nonionic ethoxylated surfactants—HPLC method
  • GB/T 35492-2017 Determination of organotin content of latex products—GC-MS method
  • GB/T 17623-2017 Determination of componental contents of gases dissolved in insulating oil by gas chromatography method

IT-UNI, Determination of Benzene and Ethanol by Gas Chromatography

GM North America, Determination of Benzene and Ethanol by Gas Chromatography

Professional Standard - Ferrous Metallurgy, Determination of Benzene and Ethanol by Gas Chromatography

  • YB/T 5078-2010 Determination of Naphthalene Content in Coal Tar by Gas Chromatography
  • YB/T 4496-2015 Coke oven gas.Determination of the hydrogen sulfide content.Gas chromatography
  • YB/T 5099-1993 Gas Chromatographic Determination Method of Pyridine Content in Pure Pyridine

National Health Commission of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • GB 23200.61-2016 National food safety standards-Determination of propham residue in food Gas chromatography-mass spectrometry
  • GB 23200.49-2016 National food safety standards— Determination of difenoconazole residue in foods Gas chromatography-mass spectrometry
  • GB 23200.67-2016 National food safety standards- Determination of propyzamide residue in foods Gas chromatography-mass spectrometry

Shandong Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB37/T 3993-2020 Determination of benzene residues in edible oil—Headspace-GC/MS method

Fujian Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB35/T 1817-2019 Determination of Benzene, Vinyl Chloride and Oxygenated Organic Compounds in Liquid Carbon Dioxide by Gas Chromatography
  • DB35/T 1625-2016 Determination of impurity content in carbon monoxide by gas chromatography

Association of German Mechanical Engineers, Determination of Benzene and Ethanol by Gas Chromatography

  • VDI 3493 Blatt 1-1982 Gaseous emission measurement; determination of vinyl chloride; gas chromatographic method; grab sampling
  • VDI 2457 Blatt 2-1996 Gaseous emission measurement - Gas chromatographic determination of organic compounds - Sampling by absorption in a solvent (2-(2-methoxyethoxy)ethanol, methyldiglycol) at low temperature

Professional Standard - Nuclear Industry, Determination of Benzene and Ethanol by Gas Chromatography

  • EJ/T 20143-2016 Determination of Equivalent Water Content in Fuel Rods by Gas Chromatography

CEN - European Committee for Standardization, Determination of Benzene and Ethanol by Gas Chromatography

  • PREN 15721-2012 Ethanol as a blending component for petrol - Determination of higher alcohols@ methanol and volatile impurities - Gas chromatographic method

Japanese Industrial Standards Committee (JISC), Determination of Benzene and Ethanol by Gas Chromatography

  • JIS K 6869:2009 Plastics -- Determination of residual styrene monomer in polystyrene(PS) and impact-resistant polystyrene(PS-I) by gas chromatography
  • JIS K 1557-8:2020 Plastics -- Polyols for use in the production of polyurethanes -- Part 8: Determination of the residual acrylonitrile and styrene monomer content by gas chromatography
  • JIS K 6904:2016 Plastics -- Unsaturated-polyester resins -- Determination of the residual styrene monomer content, as well as the content of other volatile aromatic hydrocarbons, by gas chromatography

Henan Provincial Standard of the People's Republic of China, Determination of Benzene and Ethanol by Gas Chromatography

  • DB41/T 1425-2017 Determination of Methylal Content in Gasoline by Gas Chromatography
  • DB41/T 740-2012 Method for Determination of Glyceryl Triacetate Content in Cellulose Acetate Filter Sticks Solid Phase Microextraction-Gas Chromatography-Mass Spectrometry

(U.S.) Ford Automotive Standards, Determination of Benzene and Ethanol by Gas Chromatography

NL-NEN, Determination of Benzene and Ethanol by Gas Chromatography

  • NEN 6498-1986 Drinking water Gas chromatographic determination of the trihalogenated methanes contents

AT-ON, Determination of Benzene and Ethanol by Gas Chromatography

  • OENORM EN ISO 23168:2021 Paints and varnishes - Determination of water content - Gas-chromatographic method (ISO 23168:2019)

CH-SNV, Determination of Benzene and Ethanol by Gas Chromatography

  • SN EN ISO 23168:2021 Paints and varnishes - Determination of water content - Gas-chromatographic method (ISO 23168:2019)

ZA-SANS, Determination of Benzene and Ethanol by Gas Chromatography

  • SANS 8165-2:1999 Water quality - Determination of selected monovalent phenols Part 2: Method by derivatization and gas chromatography




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