Determination of Ethylene Glycol by Headspace Gas Chromatography

Determination of Ethylene Glycol by Headspace Gas Chromatography, Total:163 items.

The international standard classification for "Determination of Ethylene Glycol by Headspace Gas Chromatography" includes: Alcohols. Ethers , Workplace atmospheres , Ambient atmospheres , Beekeeping , Cosmetics. Toiletries , Materials and articles in contact with foodstuffs , Animal feeding stuffs , Tobacco, tobacco products and related equipment , Alcoholic beverages , Milk and processed milk products , Occupational safety. Industrial hygiene , Protection against crime .

The Chinese standard classification for "Determination of Ethylene Glycol by Headspace Gas Chromatography" includes: Basic organic chemicals , Labor sanitation , Analysis methods for toxic substances in atmosphere , Cosmetics , Food sanitation , Livestock and poultry feed and additive , Diagnostic standard for occupational diseases , Industrial dust and gas prevention technology , Sampling methods for solid waste, soil and other environmental elements , Basic standards and general methods , Tobacco , Tobacco curing in general , Fermented wines , Basic Subject in general , Crime judging technology .

Professional Standard - Petrochemical Industry

SH/T 1796-2015 Triethylene glycol for industrial use. Determination of purity and impurities. Gas chromatographic method
SH/T 1054-2022 Diethylene glycol for industrial use-Determination of purity and impurities-Gas chromatography
SH/T 1054-1991 Determination for ethanediol and triethylene glycol content in industrial diethylene glycol - Gas chromatographic method

Chongqing Provincial Standard of the People's Republic of China

DB50/T 835-2017 Determination of Methanol in Water by Headspace 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

General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China

GB/T 17075-1997 Workplace air--Determination of butyl alcohol--Solvent desorption gas chromatographic method
GB/T 32947-2016 Determination of octacosanol and triacontanol in beeswax - Gas chromatographic method
GB/T 35953-2018 Determination of restricted dichloromethane and 1,1,1-trichloroethane in cosmetics—Headspace gas chromatography
GB/T 16085-1995 Workplace air―Determination of dichloroethane―Direct injection gas chromatographic method
GB/T 14670-1993 Air quality－Determination of styrene－Gas chromatography
GB/T 16062-1995 Workplace air--Determination of methyl alcohol--Direct injection gas chromatographic method
GB/T 14678-1993 Air quality －Determination of sulfuretted hydrogen, methyl sulfhydryl, dimethyl sulfide and dimethyl disulfide －Gas chromatography
GB/T 8381.7-2009 The determination of olaquindox in feed - High performance liquid chromatography
GB/T 16086-1995 Workplace air―Determination of dichloroethane―Direct injection gas chromatographic method(PEG 20M)
GB/T 30942-2014 Determination of 2-methoxyethanol,2-ethoxyethanol and 2-(2-methoxyethoxy) ethanol in cosmetics―Gas chromatography
GB/T 17084-1997 Workplace air--Determination of 2-methoxyethanol--Solvent desorption gas chromatographic method
GB/T 30932-2014 Determination of dioxane residue in cosmetics―Headspace gas chromatography-mass spectrometry
GB/T 16063-1995 Workplace air--Determination of methyl alcohol--Thermal desorption gas chromatographic method
GB/T 17086-1997 Workplace air--Determination of 2-butoxyethanol--Solvent desorption gas chromatographic method
GB/T 17064-1997 Workplace air--Determination of methyl mercaptan--Gas chromafography method
GB/T 14677-1993 Air quality. Determination of toluene, dimethyl benzene and styrene. Gas chromatography
GB/T 23296.18-2009 Food contact materials - Polymer - Determination of monoethylene glycol and diethylene glycol in food simulants - Gas chromatography
GB/T 12701-1990 Ethylene and propylene for industrial use－Determination of trace of methanol－Gas chromatographic method
GB/T 17066-1997 Workplace air--Determination of diethylamine--Gas chromatographic method
GB/T 17085-1997 Workplace air--Determination of 2-ethoxyethanol--Solvent desorption gas chromatographic method
GB/T 14571.2-1993 glycol for industrial use. Determination of diethylene glycol and triethylene glycol. Gas chromatographic method

Professional Standard - Hygiene

WS/T 160-1999 Workplace air. Determination of furfuryl alcohol. Gas chromatographic method
WS/T 165-1999 Workplace air. Determination of iso-octanol. Gas chromatographic method
WS/T 70-1996 Workplace air - Determination of dimethyl acetamide - Gas chromatographic method
WS/T 62-1996 Urine - Determination of methanol - Headspace - Gas chromatographic method

国家市场监督管理总局、中国国家标准化管理委员会

GB/T 40896-2021 Determination of diethylene glycol monoethyl ether in cosmetics—Gas chromatography mass spectrometry
GB/T 41701-2022 E-liquid—Determination of nicotine, propylene glycol and glycerol—Gas chromatographic method

Professional Standard - Environmental Protection

HJ 1072-2019 Water quality—Determination of pyridine—Headspace / gas chromatography
HJ 975-2018 Solid waste - Determination of benzene and its analogies - Headspace-gas chromatography
HJ 810-2016 Water quality–Determination of volatile organic compounds –Headspace/Gas chromatography mass spectrometry
HJ 976-2018 Solid waste - Determination of benzene and its analogies - Headspace/gas chromatography-mass spectrometry
HJ 895-2017 Water quality - Determination of methanol and acetone - Headspace gas chromatography
HJ 679-2013 Soil and sediment - Determination of acrolein, acrylonitrile, acetonitrile Headspace-Gas chromatography method
HJ 874-2017 Solid waste - Determination of acrolein, acrylonitrile and acetonitrile - Headspace gas chromatography method
HJ 1067-2019 Water quality—Determination of benzene and its analogies —Headspace / gas chromatography
HJ 959-2018 Water quality - Determination of tetraethyl lead - Headspace /gas chromatography-mass spectrometry

国家能源局

SH/T 1817-2017 Plastics. Determination of residual acetaldehyde in polyethylene terephthalate(PET)resin for bottles. Headspace gas chromatography

中华人民共和国国家卫生和计划生育委员会

WS/T 96-1996 Urine―Determination of trichloroacetic acid―Headspace gas chromatographic method
WS/T 63-1996 Urine—Determination of thiodiglycolic acid—Gas chromatographic method

Guangdong Provincial Standard of the People's Republic of China

DB44/T 1031-2012 Determination of Methanol Content in Pulping Waste Liquid by Headspace Gas Chromatography

国家质量监督检验检疫总局

SN/T 4675.2-2016 Determination of 2,3-butanediol in wine for export―Gas chromatographic method
SN/T 4949-2017 Determination of 1,4-dioxane in detergents - Headspace gas chromatography-mass spectrometry method
SN/T 4423-2016 Textiles一Determination of vinyl chloride in polyvinyl chloride coating materials一Headspace gas chromatography-mass spectrometry
SN/T 4573-2016 Determination of bis(2-methoxy ethyl)ether in coatings、inks and adhesives- Gas chromatography/mass spectrometry
SN/T 4487-2016 Textiles for import and export-Determination of residual glycol ethers-Gas chromatography-mass spectrometry method
SN/T 4675.9-2016 Determination of diethylene glycol in wine for export―GC/MS method
SN/T 1802-2014 Determination of ethyleneglycol monoalkyl ethers in indoor coating - Gas chromatography
SN/T 4358-2015 Determination of 1.1-dichloroethlene and 1.2-dichloroethlene in textiles of import and export-Headspace gas chromatography

国家烟草专卖局

YC/T 242-2020 Tobacco flavorings-Determination of ethanol,1,2-propylene glycol and glycerol-Gas chromatography method

Military Standard of the People's Republic of China-General Armament Department

GJB 3647A-2021 Determination of thiodiglycol by high performance liquid chromatography
GJB 3647-1999 Determination of thiodiglycol by high performance liquid 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 4360-2002 Determination of diethyl dimethylaminophosphate by gas chromatography

Professional Standard - Commodity Inspection

SN/T 3819-2014 Determination of diethylene glycol butyl ether in liquid cleaning products - Gas chromatographic method
SN/T 4244-2015 Determination of chloride in ethylene glycol,diethylene glycol and triethylene
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 3385-2012 Food contact materials-Polymer-Determination of acetaldehyde in polyethylene terephthalate(PET)resin and article-Headspace gas chromatography
SN/T 1802-2006 Determination of ethyleneglycol monoalkyl ethers in indoor coating-Gas chromatography
SN/T 3046-2011 Food Contact Materials for Export. Polymers. Determination of 1.1-D Ichloroethylene. Headspace Gas Chromatography

Shaanxi Provincial Standard of the People's Republic of China

DB61/T 971-2015 Determination of Methanol in Water by Static Headspace/Direct Injection Gas Chromatography

Professional Standard - Tobacco

YC/T 267-2008 Determination of vinyl acetate in polyvinyl acetate emulsion adhesive for cigarette—Headspace-gas chromatography
YC/T 243-2008 Tobacco and tobacco products—Determination of 1 2-propylene glycol and glycerol—Gas chromatographic method
YC/T 242-2008 Tobacco flavouring - Determination of ethanol 1 2 - Propylene glycol and glycerol - Gas chromatographic method

Professional Standard - Energy

NB/SH/T 0876-2013 Standard Test Method for Trace Ethylene Glycol in Used Engine Oil

工业和信息化部

QB/T 5411-2019 Determination of Prohibited Substance Diethylene Glycol in Cosmetics by Gas Chromatography
QB/T 4849-2015 Determination of volatile alcohol components in wine. Static headspace-gas chromatography
SJ/T 11634-2016 Determination of methanol in developing solutions for the electronics industry by headspace gas chromatography

Professional Standard - Light Industry

QB/T 4708-2014 Determination of Volatile Alcohol Components in Chinese Rice Wine - Static Headspace - Gas Chromatography

Professional Standard - Agriculture

NY/T 1662-2008 Determination of 1,2-propylene glycol in milk and dairy products—Gas chromatography method
GB/T 43778-2024 Determination of styrene and 2-chloroethanol in cell culture medium—Gas chromatography-mass spectrometry (GC-MS）
SN/T 5503-2023 Determination of vinyl acetate in cosmetics for import and export-Headspace gas chromatography-mass spectrometry method

Group Standards of the People's Republic of China

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/CPCIF 0044-2020 Test method for polyol's purity - Gas chromatography
T/FSI 103-2023 Determination of vinyl content in vinyl silicone oil and methyl vinyl silicone rubber by headspace gas chromatography
T/NAIA 081-2021 Determination of Volatile Alcohol Components in Wine Headspace-Solid Phase Microextraction-Gas Chromatography-Mass Spectrometry
T/JXJK 007-2022 Determination of ethanol concentration in disinfection products by gas chromatography
T/LNEMA 005-2022 Determination of Monochloroethane in Ambient Air and Exhaust Gas Adsorption on Activated Carbon/Desorption of Methanol - Gas Chromatography
T/PCA 005-2024 Determination of methyl bromide in coffee Headspace/Gas Chromatography Mass Spectrometry
T/NAIA 0141-2022 Determination of 1,2-propanediol and 2,3-butanediol in wine by gas chromatography-mass spectrometry

National Health Commission of the People's Republic of China

GBZ/T 335-2024 Standard headspace gas chromatography method for determination of trichloroacetic acid in urine (replacing WS/T 96—1996)
GBZ/T 310-2018 Determination of 1-bromopropane in urine— Headspace-gas chromatography method
GBZ/T 309-2018 Determination of acetone in urine— Headspace-gas chromatography method
GBZ/T 286-2016 Gas chromatography-mass spectrometry method for determination of 1,2-dichloroethane in blood

Professional Standard - Public Safety Standards

GA/T 1073-2013 HS-GC examination methods for ethanol,methanol,n-propanol,aldehyde,acetone,isopropanol and n-butanol in blood and urine
GA/T 208-2019 Forensic sciences—Examination methods for phosphide in biological samples—HSGC and HSGC-MS

Agricultural Standard of the People's Republic of China

农业部958号公告-10-2007 Determination of estradiol residues in fishery products Gas chromatography-mass spectrometry method
农业部2224号公告-3-2015 Determination of estradiol in feeds.Liquid chromatography tandem mass spectrometry(LC-MS/MS)

海关总署

SN/T 5112-2019 Determination of propylene glycol in edibe animals and feeds for import and export - GC Method and GC-MS method

Shandong Provincial Standard of the People's Republic of China

DB37/T 3993-2020 Determination of benzene residues in edible oil—Headspace-GC/MS method
DB37/T 4160-2020 Water quality—Determination of thioether—Headspace-gas chromatography-Mass spectrometry

Tianjin Provincial Standard of the People's Republic of China

DB12/T 798-2018 Determination of ethanolamine in workplace air by ion 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

GB/T 14571.2-2018 Test method of ethylene glycol for industrial use—Part 2:Determination of purity and impurities—Gas chromatography

Hunan Provincial Standard of the People's Republic of China

DB43/T 1656-2019 Determination of Propylene Glycol Content in Wet Wipes Gas Chromatography-Mass Spectrometry (GC-MS)

Shanxi Provincial Standard of the People's Republic of China

DB14/T 1948-2019 Determination of Halogenated Hydrocarbons in Water Quality Headspace/Solid Phase Microextraction-Gas Chromatography
DB14/T 1949-2019 Determination of Soil Halogenated Hydrocarbons Headspace/Solid Phase Microextraction-Gas Chromatography

CZ-CSN

CSN 66 1240-1983 Determination of ethanol by gas chroma- tography
CSN 66 1261-1986 Determination of 2-ethylhexanol by gas chromatography
CSN 38 5538-1989 Gaseous fuels. Determination of the content of ethin by gas chromatography
CSN 66 1251-1985 Determination of n-butanol content by gas chromatography

PL-PKN

PN Z04212-02-1989 Air purity protection Tests for nitroglycol Determination of nitroglycol in work places by gas chromatography
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 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 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 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 Z04191-02-1988 Air purity protection Tests for ethylenediamine Determination of ethylenediamine in work places by gaschromatography with sample enrichment

American Society for Testing and Materials (ASTM)

ASTM E611-08(2015) Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol 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 E2409-20a Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and Dipropylene Glycol (Gas Chromatographic Method)
ASTM E2409-20 Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and Dipropylene Glycol (Gas Chromatographic Method)
ASTM RR-D16-1074 2020 D8311-Test Method for Impurities in Monoethylene Glycol by Gas Chromatography with Normalization
ASTM D7599-09e1 Standard Test Method for Determination of Diethanolamine, Triethanolamine, N -Methyldiethanolamine and N -Ethyldiethanolamine in Water by Single Reaction Monitoring Liquid Chromatography/Tandem Mass Sp
ASTM E611-03 Standard Test Methods for Low Concentrations of Diethlyene Glycol in Ethylene Glycol by Gas Chromatography
ASTM D7599-16 Standard Test Method for Determination of Diethanolamine, Triethanolamine, N -Methyldiethanolamine and N -Ethyldiethanolamine in Water by Single Reaction Monitoring Liquid Chromatography/Tandem Mass S
ASTM RR-D19-1188 2009 D7599-Test Method for Determination of Diethanolamine, Triethanolamine, N-Methyldiethanolamine and N-Ethyldiethanolamine in Water by Single Reaction Monitoring Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
ASTM D7599-16(2017) Standard Test Method for Determination of Diethanolamine, Triethanolamine, N -Methyldiethanolamine and N -Ethyldiethanolamine in Water by Single Reacti
ASTM D8311-20 Standard Test Method for Impurities in Monoethylene Glycol by Gas Chromatography with Normalization
ASTM D7922-23 Standard Test Method for Determination of Glycol for In-Service Engine Oils by Gas Chromatography
ASTM D7599-09 Standard Test Method for Determination of Diethanolamine, Triethanolamine, N -Methyldiethanolamine and N -Ethyldiethanolamine in Water by Single Reaction Monitoring Liquid Chromatography/Tandem Mass Sp
ASTM D7922-21 Standard Test Method for Determination of Glycol for In-Service Engine Oils by Gas Chromatography
ASTM D7599-09e2 Standard Test Method for Determination of Diethanolamine, Triethanolamine, N -Methyldiethanolamine and N -Ethyldiethanolamine in Water by Single Reaction Monitoring Liquid Chromatography/Tandem Mass Sp
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 E2409-13 Standard Test Method for Glycol Impurities in Mono-, Di-, Tri- and Tetraethylene Glycol and in Mono- and Dipropylene Glycol (Gas Chromatographic Method)
ASTM D8086-20 Standard Test Method for Determination of Methanol and Ethanol in Electrical Insulating Liquids of Petroleum Origin by Headspace (HS)-Gas Chromatography (GC) Using Mass Spectrometry (MS) or Flame Ioni
ASTM D7922-14 Standard Test Method for Determination of Glycol for In-Service Engine Oils by Gas Chromatography
ASTM RR-D02-1266 1994 D5501-Test Method for Determination of Ethanol and Methanol Content in Fuels Containing Greater than 20 % Ethanol by Gas Chromatography
ASTM RR-D15-1022 2009 D7515-Test Method for Purity of 1,3-Propanediol (Gas Chromatographic Method)
ASTM D7731-17(2024) 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 RR-D01-1118 2000 D5008-Test Method for Ethyl Methyl Pentanol Content and Purity Value of 2-Ethylhexanol By Gas Chromatography

RU-GOST R

GOST 25742.4-1983 Methanol poison, technical. Gas chromatographic method of ethyl alcohol determination
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 R 59632-2021 Wine production. Determination of 1,2-propylene glycol by method of high effective gas chromatography

Korean Agency for Technology and Standards (KATS)

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 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

International Organization for Standardization (ISO)

ISO 8174:1986 Ethylene and propylene for industrial use; Determination of acetone, acetonitrile, propan-2-ol and methanol; Gas chromatographic method

Association Francaise de Normalisation

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 ISO 8174:1987 Ethylene and propylene for industrial use - Determination of acetone, acetonitrile, 2-propanol and methanol - Gas chromatography method

German Institute for Standardization

DIN 55688:2006-09 Solvents for paints and varnishes - Ethylene glycol ethers - Gas chromatographic determination of the degree of purity
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

Spanish Association for Standardization (UNE)

UNE 84073:1992 COSMETIC RAW MATERIALS. ETHANOL. DETERMINATION OF METHANOL CONTENT. GAS CROMATOGRAPHIC 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 15721:2014 Ethanol as a blending component for petrol - Determination of higher alcohols, methanol and other impurities - Gas chromatographic method
UNE-EN ISO 23157:2023 Determination of the silanol group content on the surface of fumed silica - Reaction gas chromatographic method (ISO 23157:2021)

SCC

AENOR UNE 84073:1992 Cosmetic raw materials. Ethyl alcohol. Determination of methanol content. Gas chromatography method.
DANSK DS/EN 14573:2004 Foodstuffs - Determination of 3-monochloropropane-1,2-diol by GC/MS
DANSK DS/ISO 23157:2022 Determination of the silanol group content on the surface of fumed silica – Reaction gas chromatographic method
NS-EN 15721:2013 Ethanol as a blending component for petrol — Determination of higher alcohols, methanol and other impurities — Gas chromatographic method

GSO

OS GSO ISO 8174:2008 Ethylene and propylene for industrial use - Determination of acetone, acetonitrile, propan-2-ol and methanol - Gas chromatographic method
GSO ISO 8174:2008 Ethylene and propylene for industrial use - Determination of acetone, acetonitrile, propan-2-ol and methanol - Gas chromatographic method
GSO ISO 12078:2014 Anhydrous milk fat -- Determination of sterol composition by gas liquid chromatography (Reference method)

KR-KS

KS M ISO 8174-2017 Ethylene and propylene for industrial use — Determination of acetone, acetonitrile, propan-2-ol and methanol — Gas chromatographic method

YU-JUS

JUS H.G8.204-1985 Reagents. Methanol. Determination of methanol content. Gaschromatographic method

British Standards Institution (BSI)

BS EN ISO 23157:2022 Determination of the silanol group content on the surface of fumed silica. Reaction gas chromatographic method

Others: Standard Practice for Determination of Volatile Compounds in Polymers Using Static Headspace Gas Chromatography,Determination of Chlorine Content in Ethylene Glycol by Ion Chromatography,Test Method for Chloride in Monoethylene Glycol by Ion Chromatography,Determination of hydroxyl value of polyethylene glycol for industrial use Phthalic anhydride esterification method,Determination of polyethylene glycol content,Determination of Ethylene Glycol by Headspace Gas Chromatography,Determination of Volatile Organic Compounds by Headspace Gas Chromatography,Determination of Ethylene Glycol Content by Gas Chromatography,Determination of ethylene glycol content,Determination of water content in diethylene glycol for industrial use Microcoulometric titration,Determination of Ethylene Glycol by Headspace Gas Chromatography