Pure gas phase
Pure gas phase, Total:191 items.
The international standard classification for "Pure gas phase" includes: Halogenated hydrocarbons , Alcohols. Ethers , Aromatic hydrocarbons , Gases for industrial application , Aliphatic hydrocarbons , Aldehydes and ketones , Organic chemicals in general , Tobacco, tobacco products and related equipment .
The Chinese standard classification for "Pure gas phase" includes: Basic organic chemicals , General organic chemicals , Coal tar processed products , Industrial gas and chemical gas , Organic chemicals in general , Tobacco .
General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China
- GB/T 12688.1-1998 Styrene for industrial use-Determinaiton of purity-Gas chromotographic method
- GB/T 17530.2-1998 Determination of Purity of Industrial Acrylic Acid by Gas Chromatography
- GB/T 21541-2008 Chlorinated methanes for industrial use - Determination of purity - Gas chromatography
- GB/T 17530.2-1998 Determination of purity of industrial use acrylate esters by gas chromatography
- GB/T 7375-2006 Fluorinated methanes for industrial uses - Determination of purity - Gas chromatography
- GB/T 17530.1-1998 Determination of purity of industrial use acrylic acid by gas chromatography
- GB/T 17530.2-1998 Determination of purity of industrial use acrylate esters by gas chromatography
- GB 7375-1987 Fluorinated method for industrial uses-Determination of purity-Gas chromatography
- GB/T 7375-1987 Fluorinated methanes for industrial uses--Determination of purity--Gas chromatography
- GB/T 6017-1999 Butadiene for industrial use-Determination of purity and hydrocarbon impurities-Gas chromatographic method
- GB/T 6017-2008 Butadiene for industrial use - Determination of purity and hydrocarbon impurities - Gas chromatographic method
- GB/T 3634.2-2011 Hydrogen—Part 2:Pure hydrogen,high pure hydrogen and ultrapure hydrogen
- GB/T 24199-2009 Refined pyridine—Determination of pyridine content—Gas chromatographic method
工业和信息化部
- HG/T 5996-2022 Helium purifier
- HG/T 5896-2022 High purity air
- SH/T 1482-2020 Isobutene for industrial use - Determination of purity and hydrocarbon impurities - Gas chromatographic method
- HG/T 5143-2017 Determination of docosanoic acid content— Gas chromatography
- SH/T 1492-2020 1-Butene for industrial use - Determination of purity and hydrocarbon impurities - Gas chromatographic method
Group Standards of the People's Republic of China
- T/SBX 042-2021 Determination of Purity of Bicyclohexylbiphenyl Liquid Crystal Monomers by Gas Chromatography
- T/SBX 069-2022 Determination of Purity of Alkylcyclohexylbiphenyl Liquid Crystal Monomers by Gas Chromatography
- T/ICMTIA ESG0021-2022 General Rules for Sampling of High Purity Gas Products
- T/SBX 044-2021 Determination of Purity of Terphenyl Liquid Crystal Monomers by Gas Chromatography
- T/HOMETEX 1-2018 High-quality pure cotton bedding
- T/SBX 041-2021 Determination of Purity of Tricyclic Alkyne Liquid Crystal Monomer by Gas Chromatography
- T/ZZB 2828-2022 High purity nitrogen
- T/HOMETEX 3-2018 High-quality pure cotton towels
- T/SBX 070-2022 Determination of Purity of Alkyl Biphenyl Liquid Crystal Monomers by Gas Chromatography
- T/CPCIF 0044-2020 Test method for polyol's purity - Gas chromatography
- T/CEC 673.1-2022 Purity detection method of heptafluoroisobutyronitrile gas Part 1: Gas chromatography method
Taiwan Provincial Standard of the People's Republic of China
- CNS 1374-1961 Argon, High Purity
- CNS 6672-1980 Purity of Acrylate Esters by Gas Chromatography
- CNS 7170-1981 Method of Test for Purity and Benzene Content of Cyclohexane by Gas Chromatography
Hebei Provincial Standard of the People's Republic of China
- DB13/T 5222-2020 Determination of Purity of Nematic Thermotropic Liquid Crystal Monomer by Gas Chromatography
- DB13/T 5295-2020 Determination of Trace Components in High Purity Deuterium Gas Chromatography
未注明发布机构
- DIN 52099:1995 Testing of aggregates - Testing with respect to purity
- ASTM RR-D16-1030 2003 D5060-Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
- ASTM RR-D15-1022 2009 D7515-Test Method for Purity of 1,3-Propanediol (Gas Chromatographic Method)
- DIN 52099:1989 Testing of aggregates - Testing with respect to purity
Professional Standard - Petrochemical Industry
- SH/T 1482-2004 Isobutene for industrial use - Determination of purity and hydrocarbon impurities - Gas chromatographic method
- SH/T 1745-2004 Cumene (Isopropyl benzene) for industrial use -- Determination of purity and impurities -- Gas chromatographic method
- SH/T 1796-2015 Triethylene glycol for industrial use. Determination of purity and impurities. Gas chromatographic method
- SH/T 1773-2012 1 2 4-Trimethylbenzene-Determination of purity and hydrocarbon impurities-Gas chromatographic method
- SH/T 1674-2023 Cyclohexane for industrial use―Determination of purity and hydrocarbon impurities-Gas chromatographic method
- SH/T 1497-2022 Tert-butylalcohol 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 1766.2-2008 Petroleum m-Xylene-Determination of purity and hydrocarbon impurities-Gas chromatographic method
- SH/T 1778-2014 Chemical grade propylene- Deterxnanation of purity andhydrocarbon impurities-Gas chromatographic method
- SH/T 1489-1998 Petroleum p-xylene—Determination of purity and hydrocarbon impurities—Gas chromatographic method
- SH/T 1756-2006 Methyl ethyl ketone for industrial use-Determination of puriy-Gas chromatographic method
- SH/T 1798-2015 1-Hexene for industrial use. Determination of purity and hydrocarbon impurities. Gas chromatographic method
- SH/T 1627.2-1996 Determination for purity and organic impurity of industrial acetonitrile - Gas chromatography method
- SH/T 1754-2006 Sec-butyl alcohol for industrial use-Determinaiton of purity-Gas chromatographic method
- SH/T 1488-1992 Determination of Nonaromatic Hydrocarbons in High Purity Aromatic Hydrocarbons by Gas Chromatography
- SH/T 1489-2018 Petroleum p-xylene Determination of purity and hydrocarbon impurities Gas chromatography
- SH/T 1674-1999 Cyclohexane for industrial use-Determination of purity and hydrocarbon impurities-Gas chromatographic method
- SH/T 1492-1992 Determination of industrial 1-butene purity and hydrocarbon impurities by gas chromatography
- SH/T 1492-2004 1-Butene for industrial use -- Determination of purity and hydrocarbon impurities -- Gas chromatographic method
- SH/T 1148-2001 Ethylbenzene for industrial use-Determination of purity and hydrocarbon impurities-Gas chromatographic method
Professional Standard - Ferrous Metallurgy
- YB/T 5099-1993 Refined pyridine-Determination of pyridine content—Gas chromatographic method
Professional Standard - Tobacco
- YC/T 420-2011 Determination of purity of glycerol triacetate for cigarette—Gas chromatographic method
国家能源局
- SH/T 1148-2018 Ethylbenzene for industrial use一 Determination of purity and hydrocarbon impurities一 Gas chromatography
国家市场监督管理总局、中国国家标准化管理委员会
- GB/T 6017-2021 Determination of purity and hydrocarbon impurities of butadiene for industrial use—Gas chromatographic method
Professional Standard - Non-ferrous Metal
- YSBS 22001-2010 Pure iron calibration sample
AENOR
- UNE 84125:2014 Cosmetic raw materials. Sunscreens. Purity and assay by gas chromatography.
- UNE 84014:2002 Cosmetic raw materials. Aliphatic alcohols. Determination of the purity by gas chromatography.
- UNE 84683:2005 Cosmetic raw materials. Polydimethylcyclosiloxanes. Determination of the purity by gas chromatography.
- UNE 84714:2009 Cosmetic raw materials. Tocopherol and tocopheryl acetate. Determination of purity by gas chromatography.
SCC
- UNE 84125:2000 Cosmetic raw materials. Sunscreens. Purity by gas chromatography.
- NS-EN ISO 17678:2019 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)
- DANSK DS/ISO 17678:2019 Milk and milk products – Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)
- DANSK DS/EN ISO 17678:2019 Milk and milk products – Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)
- DIN 55687 E:2008 Draft Document - Solvents for paints and varnishes - Ketones - Gas chromatographic determination of the degree of purity
- DIN 55685 E:2008 Draft Document - Solvents for paints and varnishes - Alcohols - Gas chromatographic determination of the degree of purity
- UNE 84109:2001 Cosmetic raw materials. Benzophenones. Determination of the purity by liquid chromatography.
- DANSK DS/ISO 19229:2019 Gas analysis – Purity analysis and the treatment of purity data
- NS-EN ISO 17678:2010 Milk and milk products — Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method) (ISO 17678:2010)
- DIN EN ISO 17678 E:2017 Draft Document - Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method) (ISO/DIS 17678:2017); German and English version prEN ISO 17678:2017
British Standards Institution (BSI)
- BS EN ISO 17678:2019 Milk and milk products. Determination of milk fat purity by gas chromatographic analysis of triglycerides
- BS EN ISO 17678:2010 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method)
- BS EN 12393-2:2008 Foods of plant origin - Multiresidue methods for the gas chromatographic determination of pesticide residues - Part 2: Methods for extraction and cleanup
- BS ISO 19229:2019 Gas analysis. Purity analysis and the treatment of purity data
- BS ISO 19229:2015 Gas analysis. Purity analysis and the treatment of purity data
International Organization for Standardization (ISO)
- ISO 17678:2019 | IDF 202:2019 Milk and milk products — Determination of milk fat purity by gas chromatographic analysis of triglycerides
- ISO 17678:2010 | IDF 202:2010 Milk and milk products — Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method)
- ISO 17678:2019 Milk and milk products — Determination of milk fat purity by gas chromatographic analysis of triglycerides
- ISO 17678:2010 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method)
- ISO 17678:2010|IDF 202:2010 Determination of milk fat purity by gas chromatographic analysis of triglycerides in milk and milk products (Reference Method)
- ISO 19229:2019 Gas analysis — Purity analysis and the treatment of purity data
- ISO 19229:2015 Gas analysis - Purity analysis and the treatment of purity data
YU-JUS
- JUS H.B8.702-1997 Basic petroleum products - Detertnination of hydrocarbons content in high-purity ethylene - Gas chromatographic method
- JUS H.B9.100-1997 Butadiene - Determination ofpurity and hydrocarbon impurities - Gas chromatographic method
NL-NEN
- NEN 2436-1990 Pure gases - Requirements for product information
ES-UNE
- UNE-EN ISO 17678:2020 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)
- UNE 84726:2018 Cosmetic raw materials. Hexamethyldisiloxane. Purity determination by gas chromatography.
- UNE 84683:2018 Cosmetic raw materials. Polydimethylcyclosiloxanes. Purity determination by gas chromatography.
German Institute for Standardization
- DIN EN ISO 17678:2019-10 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019); German version EN ISO 17678:2019
- DIN 55685:2009-08 Solvents for paints and varnishes - Alcohols - Gas chromatographic determination of the degree of purity
- DIN 51422-2:2004-09 Testing of mineral products - Determination of grade of purity by gaschromatography - Part 2: Cetane and 1-Methyl-naphthaline
- DIN 55687:2009-08 Solvents for paints and varnishes - Ketones - Gas chromatographic determination of the degree of purity
- DIN EN ISO 17678:2019 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)
- DIN 55686:2006-07 Solvents for paints and varnishes - Acetic esters - Gas chromatographic determination of the degree of purity
- DIN 55685:2009 Solvents for paints and varnishes - Alcohols - Gas chromatographic determination of the degree of purity
- DIN 55689:2006-09 Solvents for paints and varnishes - Propylene glycol ethers - Gas chromatographic determination of the degree of purity
- DIN 55688:2006-09 Solvents for paints and varnishes - Ethylene glycol ethers - Gas chromatographic determination of the degree of purity
- DIN 55687:2009 Solvents for paints and varnishes - Ketones - Gas chromatographic determination of the degree of purity
- DIN 52099:2013 Testing of aggregates - Testing with respect to purity
- DIN 51422-2:2004 Testing of mineral products - Determination of grade of purity by gaschromatography - Part 2: Cetane and 1-Methyl-naphthaline
American Society for Testing and Materials (ASTM)
- ASTM UOP720-08 Impurities in, and Purity of, High Purity p-Xylene by GC
- ASTM D2804-98 Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
- ASTM UOP755-92 Trace Impurities in High-Purity Ethylbenzene by Gas Chromatography
- ASTM D7515-09 Standard Test Method for Purity of 1,3-Propanediol (Gas Chromatographic Method)
- ASTM D2804-02(2007) Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
- ASTM D2804-02(2012) Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
- ASTM D7515-19(2023) Standard Test Method for Purity of 1,3-Propanediol (Gas Chromatographic Method)
- ASTM D3329-03(2009) Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
- ASTM D7515-19 Standard Test Method for Purity of 1,3-Propanediol (Gas Chromatographic Method)
- ASTM D2804-02 Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
- ASTM D2804-22 Standard Test Method for Purity of Methyl Ethyl Ketone By Gas Chromatography
- ASTM D3465-21 Standard Guide for Purity of Monomeric Plasticizers by Gas Chromatography
- ASTM UOP543-97 Trace Non-Aromatic Hydrocarbons in High-Purity Aromatics by Gas Chromatography
- ASTM D3362-05 Standard Test Method for Purity of Acrylate Esters by Gas Chromatography
- ASTM D3362-93(2000) Standard Test Method for Purity of Acrylate Esters by Gas Chromatography
- ASTM D3834-93 Test Method for Purity of Vinyl Chloride Monomer by Gas Chromatography
- ASTM D3505-96(2000) Standard Test Method for Density or Relative Density of Pure Liquid Chemicals
- ASTM D3505-12 Standard Test Method for Density or Relative Density of Pure Liquid Chemicals
- ASTM D3505-12e1 Standard Test Method for Density or Relative Density of Pure Liquid Chemicals
- ASTM D3505-96 Standard Test Method for Density or Relative Density of Pure Liquid Chemicals
- ASTM D3505-96(2006) Standard Test Method for Density or Relative Density of Pure Liquid Chemicals
- ASTM D3505-18 Standard Test Method for Density or Relative Density of Pure Liquid Chemicals
- ASTM UOP702-09 Impurities in Distilled High Purity Cumene by GC
- ASTM D3329-99 Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
- ASTM D3329-03 Standard Test Method for Purity of Methyl Isobutyl Ketone by Gas Chromatography
- ASTM D5060-07 Standard Test Method for Determining Impurities in High-Purity Ethylbenzene by Gas Chromatography
Danish Standards Foundation
- DS/EN ISO 17678:2010 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method)
PL-PKN
- PN-EN ISO 17678-2019-07 P Milk and milk products--Determination of milk fat purity by gas chromatographic analysis of triglycerides (ISO 17678:2019)
- PN Z04158-03-1986 Air purity protection ests of ethers etermination of izopropyl ther in work places by gas hromatography with sample nrichment
- PN Z04079-10-1990 Air purity protection ? Tests for cresols Determina?ion of cresols in pennanenl residence area air by gas chromatography with sample enrichment
- PN Z04052-10-1990 Air purity protection Tests for chlorophenols Determination of o-chlorophenol in permanent residence area air 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
- PN Z04112-06-1990 Air purity protection Tests for vinyl chloride Determination of vinyl chloride in ambient air (immission) by gas chromatography with sample enrichment
- PN Z04166-02-1986 Air purity protection ests for octane etermination of octane in work laces by gas chromatography ith sample enrichment
- PN Z04174-02-1986 Air purity protection ests for buthoxyethyl alcohol etermination of 2-buthoxyethyl lkohol in work places by gas hromatography with sample nrichment
- PN Z04151-10-1990 Air purity protection Tests for cyclohexane Determination of cyclohexane in permanent residence area air by gas chromatography with sample enrichment
- PN Z04195-02-1988 Air punty protection ests for hexarnethylphosphotriamide etermination of examethylphosphotriamide in work laces by gas chromatography ith sample nrichment
- PN Z04112-10-1989 Air purity protection , Tests for vinyl chloride Determination of vinyl chloride in permanent residence area air by gas chromatography with sample enrichment
- PN Z04189-02-1988 Air purity protection ests tor aminodiphcnyl etermination ot 4-aminodiphcnyl t work places by gas hromalography' with sample nrichment
- 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 Z04163-02-1986 Air purity protection ests for cyklohexene etermination of cyklohexene n work places by gas chromatography ith sample enrichment
- PN Z04164-02-1986 Air purity protection ests for methyl bromide etermination of methyl bromide n work places by gas chromatography ith 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 Z01001-01-1991 Air purity protection Terminology and- units Terminology and units relating to aerosol and dust
- PN Z04217-10-1991 Air purity protection Tests for maleic anhydrideDetermination of maleic anhydride vapours in permanent residence area air by gas chromatography with sample enrichment
- PN Z04022-10-1989 Air purity protection Tests for chlorobenzenes Determination of chlorobenzene and dichlorobenzenes in permanent residence area air by gas chromatography with sample enrichment
- PN Z04151-02-1986 Air purity protection Tests for cyclohexane Determination of cyclohexane in work places by gas chromatography with sample enrichment
- PN Z04160-02-1986 Air purity protection ests for methyl iodide etermination of methyl iodide in ork places by gas chromatography ith sample enrichment
- 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 Z04152-02-1986 Air purity protection Tests for styrene Determination of styrene in work places by gas chromatography with sample enrichment
- PN Z04113-10-1990 Air punty protection Tests for acrylic compounds Determination of acrylonitryle in permanent residence area air by gas chromatography with sample enrichment
- PN Z04179-03-1987 Air purity protection ests for trichloroethane etermination of 1,1,2-trichloroethane n work places by gas chromatography ith sample enrichment
- PN Z04045-10-1990 Air purity protection Tcsts lor aldehydes Dctermination of formaldehyde in pcrmanent residence area air by uas chromatooraphy with sample cnrichment
- PN Z04159-10-1989 Air purity protection ests for phenol etermination of phenol in permanent esidence area air by gas hromatography with sample nrichment
- PN Z04168-02-1986 Air purily protection est for trichlorobenzene etermination of 1, 2, 3- i 1, 2, 4- richlorobenzene in work places y gas chromatography
- PN Z04190-02-1988 Air purity protection ests for nitrodiphenyl etermination of 4-nitrodiphenyl at ork places by gas chromatography ith sample enrichment
- PN Z04176-02-1986 Air purity protection ests for MCPA etermination of MCPA in work laces by gas chromatography
- PN Z04158-02-1986 Air purity protection ests for ethers etermination of diethyl ether in work laces by gas chromatography with ample enrichment
- PN Z04178-02-1987 Air purity protection ests for vinyl acetate etermination of vinyl acetate n work places by gas chromatography ith sample enrichment
- PN Z04152-10-1992 Air purity protection ests for styrene etermination of styrene in permanent esidence area air by gas hromatography with sample nrichment
- PN Z04184-02-1988 Air purity protection Tests for 2-methoxyethyl acetate Determination of 2-methoxyethyl= acetate in work places by gas chromatography with sample enrichment
GOSTR
- GOST ISO 17678-2015 Milk and milk products. Determination of milk fat purity by gas chromatographic analysis of triglycerides (reference method)
Association Francaise de Normalisation
- NF EN ISO 17678:2019 Milk and dairy products - Determination of the purity of milk fats by gas chromatographic analysis of triglycerides (Reference method)
- NF V03-124:2002 Foodstuffs - Determination of fumonisins B1and B2 in maize - HPLC method with solid phase extraction clean-up.
- NF ISO 19229:2019 Gas Analysis - Purity Analysis and Purity Data Processing
- NF X20-104:2015 Gas analysis - Purity analysis and the treatment of purity data
- NF V04-026:2010 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method).
RU-GOST R
- GOST R 50555-1993 Industrial purity. Classes of gases purity
- GOST R 51673-2000 Gaseous pure hydrogen. Specifications
CEN - European Committee for Standardization
- EN ISO 17678:2019 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides
RO-ASRO
- STAS 5250-1976 ANHYDROUS SODIUM CAR- BONATE, PHOTOGRAPHIC AND CINEMATOGRAPHIC GRADE
- STAS 10815-1985 AIR PURITY Determination of manganese
- STAS 10816-1976 Air purity DETERMINATION OF LEAD
- STAS 10812-1976 Air purity DETERMINATION OF AMMONIA
- STAS 10946-1977 AIR PURITY Determination of chlorine
CZ-CSN
- CSN 40 4007-1986 Radioactive substances. Radiochemical purity determination by gas chromatography
- CSN 68 4131-1981 Colour determination of liquid pure ohe- icals and of solutions of pure Chemicals
European Committee for Standardization (CEN)
- EN ISO 17678:2010 Milk and milk products - Determination of milk fat purity by gas chromatographic analysis of triglycerides (Reference method) (ISO 17678:2010)
KR-KS
- KS I ISO 19229-2017 Gas analysis — Purity analysis and the treatment of purity data
GSO
- BH GSO ISO 19229:2022 Gas analysis — Purity analysis and the treatment of purity data
- GSO ISO 19229:2021 Gas analysis — Purity analysis and the treatment of purity data
Korean Agency for Technology and Standards (KATS)
- KS I ISO 19229-2017(2022) Gas analysis — Purity analysis and the treatment of purity data
- KS I ISO 19229-2022 Gas analysis — Purity analysis and the treatment of purity data
PT-IPQ
- NP 639-1987 Sterilizing cream. Relevant purity measurements
GC pure,Gas Chromatographic Determination Method of Pyridine Content in Pure Pyridine,Determination of Dimethyl Sulfate and Diethyl Sulfate in Cosmetics by Gas Chromatography-Mass Spectrometry,Determination of Dimethyl Sulfate and Diethyl Sulfate in Cosmetics by Gas Chromatography-Mass Spectrometry,Pure gas phase,Pure doublet in liquid phase,Analytical grade for gas chromatography,Gas phase pure product,Cosmetic Gas Chromatography Mass Spectrometry,Cosmetic Gas Chromatography Mass Spectrometry,Gas Chromatography Cosmetics,Cosmetic Gas Chromatography Mass Spectrometry,Pure Liquid