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isomer

isomer, Total:90 items.

In the international standard classification, isomer involves: Analytical chemistry, Biology. Botany. Zoology, Edible oils and fats. Oilseeds, Test conditions and procedures in general, Organic chemicals, Cellular materials, Water quality, Sugar. Sugar products. Starch, Raw materials for rubber and plastics, Food products in general, Plastics, Paints and varnishes, Cereals, pulses and derived products, Air quality, Leather technology, Tobacco, tobacco products and related equipment.


RO-ASRO, isomer

  • STAS 11067-1988 BUTADIENIC RUBBER 1,4 cis isomer content determination
  • STAS 4945/1-1971 Pestieides HEXACHLOROCYCLOHEXANE TECHNICAL GRADE Determination of content of HCH -gamnia isomer
  • STAS 10726-1976 1,4 CIS BUTADIENE RUBBER WITH HIGH CIS ISOMER CONTENT, POLYMERIZED IN SOLUTION General technical requirements for quality

PL-PKN, isomer

  • PN C04655-1964 Pesticides. Polarographic determination of gamma isomer of hexachlorocyclohexan
  • PN Z04520-2020-12 P Air purity protection -- Determination of n-butyl acetate and its isomers: isobutyl acetate and sec-butyl acetate in workplaces by gas chromatography with flame-ionization detection
  • PN Z04526-2020-12 P Air purity protection -- Determination of pentan-1-ol, 3-methylbutan-1-ol and other isomer pentanol in workplaces by gas chromatography witch flame ionization detection

Group Standards of the People's Republic of China, isomer

  • T/GDPA 1-2019 Determination of stereoisomers of Dihydromyricetin--High performance liquid chromatography method
  • T/GITU 010-2021 Determination of Total Content of Caranaldehyde and Its Isomers in Coatings by GC-MS

国家市场监督管理总局、中国国家标准化管理委员会, isomer

  • GB/T 38478-2021 Determination of astaxanthin opticalisomers content—Liquid chromatography

YU-JUS, isomer

  • JUS H.P8.095-1988 Testing of pesticides. Lindan, technical. Determination of gamma-isomer content
  • JUS H.B8.716-1980 Analysis oftechnical l, 2, 3, 4, 5, 6-hexachhrocyclohexane. Determination of gamma-isomer content
  • JUS H.B8.703-1980 Anafysis of technical I,l,l-trichbtv-2,2-di- (p-dilorophenyl)elhane; Determination of melting-point ofseparated pj>'-isomer
  • JUS H.B8.752-1982 122A.5fi-Hexachlorocyclohexane. Water-dispersible povvder. Electrometric determinat/on of gamma- -isomer contsnt
  • JUS H.B8.751-1982 1 J2,3,4,5jB-Hexachlorocyclohexant (Lindane), Water-di$persible povvdor. Determination of gamrna-iso- mer content by total chlorine method

Danish Standards Foundation, isomer

  • DS/EN ISO 13884:2005 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry
  • DS/EN ISO 15304/Corr.1:2003 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method
  • DS/EN ISO 15304:2002 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method
  • DS/ISO 24293:2009 Water quality - Determination of individual isomers of nonylphenol - Method using solid phase extraction (SPE) and gas chromatography/mass spectrometry (GC/MS)

未注明发布机构, isomer

  • BS EN ISO 13884:2005(2006) Animal and vegetable fats and oils — Determination of isolated trans isomers by infrared spectrometry
  • BS EN ISO 15304:2002(2006) Animal and vegetable fats and oils — Determination ofthe content oftrans fatty acid isomers of vegetable fats and oils — Gas chromatographic method

American Society for Testing and Materials (ASTM), isomer

  • ASTM D7252-17 Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates
  • ASTM D7252-22 Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates
  • ASTM UOP673-88 Linear Alkylbenzene Isomer Distribution in Detergent Alkylate by GC
  • ASTM D7252-06(2011)e1 Standard Test Method for Polyurethane Raw Materials: Determination of Monomer and Isomers in Isocyanates
  • ASTM D4660-23 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
  • ASTM D4660-18 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
  • ASTM D4660-00 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
  • ASTM D4660-00(2006)e1 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
  • ASTM D4660-06 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
  • ASTM D4660-12 Standard Test Methods for Polyurethane Raw Materials: Determination of the Isomer Content of Toluenediisocyanate
  • ASTM UOP673-06 Linear Alkylbenzene Isomer Distribution in Detergent Alkylate by GC
  • ASTM UOP673-12 Linear Alkylbenzene Isomer Distribution in Detergent Alkylate by GC

Professional Standard - Customs, isomer

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

海关总署, isomer

  • HS/T 26-2017 Determination of isomer content in toluene diisocyanate by gas chromatography

API - American Petroleum Institute, isomer

Association Francaise de Normalisation, isomer

  • NF T60-262*NF EN ISO 13884:2005 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry.
  • NF EN ISO 13884:2005 Corps gras d'origines animale et végétale - Détermination, par spectrométrie infrarouge, des isomères trans isolés
  • NF T60-264:2002 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method.
  • NF G52-226*NF EN ISO 17070:2015 Leather - Chemical tests - Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentchlorophenol content
  • NF EN ISO 17070:2015 Cuir - Essais chimiques - Détermination de la teneur en isomères de monochlorophénol, dichlorophénol, trichlorophénol, tétrachlorophénol et pentachlorophénol
  • NF T52-134:1979 Plastics. Basic materials for polyurethanes. Determination of the ratio of 2,4 and 2,6 isomers in the toluylene diisocyanate by infra-red spectroscopy.

Universal Oil Products Company (UOP), isomer

  • UOP 673-2012 Linear Alkylbenzene Isomer Distribution in Detergent Alkylate by GC

Japanese Industrial Standards Committee (JISC), isomer

  • JIS K 0450-60-10:2007 Testing method for individual 4-nonylphenol isomers in industrial water and wastewater
  • JIS K 1603-4:2010 Plastics -- Aromatic isocyanates for use in the production of polyurethanes -- Part 4: Determination of the isomer ratio

German Institute for Standardization, isomer

  • DIN EN ISO 13884:2005-11 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry (ISO 13884:2003); German version EN ISO 13884:2005
  • DIN EN ISO 13884:2005 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry (ISO 13884:2003);English version of DIN EN ISO 13884:2005
  • DIN EN ISO 15304 Berichtigung 1:2006 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method (ISO 15304:2002); German version EN ISO 15304:2002; Corrigenda to DIN EN ISO 15304:2002-07; German versio
  • DIN EN ISO 17070:2015-05 Leather - Chemical tests - Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content (ISO 17070:2015); German version EN ISO 17070:2015
  • DIN EN ISO 15304:2002 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method (ISO 15304:2002); German version EN ISO 15304:2002
  • DIN EN ISO 15304 Corrigendum 1:2006 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method (ISO 15304:2002) Corrigendum 1 to English version of DIN EN ISO 15304:2002-07
  • DIN EN ISO 17070:2015 Leather - Chemical tests - Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content (ISO 17070:2015); German version EN ISO 17070:2015

RU-GOST R, isomer

  • GOST R 54687-2011 Confectionery. Method for determination of transisomers of unsaturated fatty acids mass fraction
  • GOST R 52677-2006 Vegetable oils, animals fats and products of their processing. Methods for determination of the content of trans fatty acid isomers
  • GOST 31754-2012 Vegetable oils, animal fats and products of their processing. Methods for determination of the content of trans fatty acid isomers
  • GOST R ISO 17070-2017 Leather. Chemical tests. Method for determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content

British Standards Institution (BSI), isomer

  • BS EN ISO 13884:2005 Animal and vegetable fats and oils. Determination of isolated trans isomers by infrared spectrometry
  • BS ISO 13884:2003 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry
  • BS EN ISO 13884:2003 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry
  • BS EN ISO 15304:2002 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oil - Gas chromatographic method
  • BS ISO 15064:2010 Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate
  • BS ISO 15064:2017 Plastics. Aromatic isocyanates for use in the production of polyurethanes. Determination of the isomer ratio in toluenediisocyanate (TDI)
  • BS ISO 24293:2009 Water quality - Determination of individual isomers of nonylphenol - Method using solid phase extraction (SPE) and gas chromatography/mass spectrometry (GC/MS)
  • BS EN ISO 17070:2015 Tracked Changes. Leather. Chemical tests. Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content

Lithuanian Standards Office , isomer

  • LST EN ISO 13884:2005 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry (ISO 13884:2003)
  • LST EN ISO 15304:2003 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method (ISO 15304:2002)
  • LST EN ISO 15304:2003/AC:2005 Animal and vegetable fats and oils - Determination of the content of trans fatty acid isomers of vegetable fats and oils - Gas chromatographic method (ISO 15304:2002/Cor.1:2003)
  • LST EN ISO 17070:2015 Leather - Chemical tests - Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content (ISO 17070:2015)

AENOR, isomer

  • UNE-EN ISO 13884:2006 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry (ISO 13884:2003)

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

  • GB/T 22507-2008 Animal and vegetable fats and oils.Determination of the content of trans fatty acid isomers of vegetable fats and oils. Gas chromatographic method

Korean Agency for Technology and Standards (KATS), isomer

  • KS H ISO 15304:2008 Animal and vegetable fats and oils-Determination of the content of trans fatty acid isomers of vegetable fats and oils-Gas chromatographic method
  • KS H ISO 15304-2008(2018) Animal and vegetable fats and oils-Determination of the content of trans fatty acid isomers of vegetable fats and oils-Gas chromatographic method
  • KS M ISO 17070-2017(2022) Leather — Chemical tests — Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content

International Organization for Standardization (ISO), isomer

  • ISO 13884:2003 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry
  • ISO 15064:2004 Plastics - Aromatic isocyanates for use in the production of polyurethanes - Determination of the isomer ratio in toluenediisocyanate
  • ISO 15304:2002 Corps gras d'origines animale et végétale - Détermination de la teneur en isomères trans d'acides gras de corps gras d'origine végétale - Méthode par chromatographie en phase gazeuse (Première édition; Version corrigée: 05/15/2003)
  • ISO 15064:2010 Plastics - Aromatic isocyanates for use in the production of polyurethanes - Determination of the isomer ratio in toluenediisocyanate
  • ISO/TR 9372:1993 Plastics; basic materials for polyurethanes; determination of the amounts of 2,4- and 2,6-isomers in toluenediisocyanate by infrared spectroscopy
  • ISO 15064:2017 Plastics - Aromatic isocyanates for use in the production of polyurethanes - Determination of the isomer ratio in toluenediisocyanate (TDI)
  • ISO 24293:2009 Water quality - Determination of individual isomers of nonylphenol - Method using solid phase extraction (SPE) and gas chromatography/mass spectrometry (GC/MS)
  • ISO 15304:2002/cor 1:2003 Corps gras d’origines animale et végétale - Détermination de la teneur en isomères trans d’acides gras de corps gras d’origine végétale - Méthode par chromatographie en phase gazeuse RECTIFICATIF TECHNIQUE 1 (Première édition)
  • ISO 17070:2015 | IULTCS/IUC 25 Leather — Chemical tests — Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content

农业农村部, isomer

  • NY/T 3342-2018 Determination of the content of leucosideol and leucoside isomers in peanuts by ultra-high performance liquid chromatography

European Committee for Standardization (CEN), isomer

  • EN ISO 13884:2005 Animal and vegetable fats and oils - Determination of isolated trans isomers by infrared spectrometry (ISO 13884:2003)
  • EN ISO 15304:2002 Animal and Vegetable Fats and Oils - Determination of the Content of Trans Fatty Acid Isomers of Vegetable Fats and Oils - Gas Chromatographic Method ISO 15304:2002
  • EN ISO 17070:2015 Leather - Chemical tests - Determination of tetrachlorophenol-@ trichlorophenol-@ dichlorophenol-@ monochlorophenol-isomers and pentachlorophenol content

CEN - European Committee for Standardization, isomer

  • EN ISO 17070:2006 Leather - Chemical tests - Determination of pentachlorophenol content

KR-KS, isomer

  • KS M ISO 17070-2017 Leather — Chemical tests — Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content

ES-UNE, isomer

  • UNE-EN ISO 17070:2015 Leather - Chemical tests - Determination of tetrachlorophenol-, trichlorophenol-, dichlorophenol-, monochlorophenol-isomers and pentachlorophenol content (ISO 17070:2015)

国家烟草专卖局, isomer

  • YC/T 561-2018 Determination of the ratio of optical isomers of nicotine, a characteristic component of tobacco, by high-performance liquid chromatography and ultra-high performance convergence chromatography-tandem mass spectrometry.

US-CFR-file, isomer

  • CFR 40-180.418-2013 Protection of Environment. Part180:Tolerances and exemptions for pesticide chemical residues in food. Section180.418:Cypermethrin and an isomer zeta-cypermethrin;tolerances for residues.




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