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GB/T 36565-2018 Coal-based Fischer-Tropsch synthesis—Naphtha (USD) via email in 1-3 business day VALID
SH/T 1769-2009 Propylene for industrial use-Determination of Trace Carbonyl Sulfide-Gas chromatographic method (USD) via email in 1-3 business day VALID
GB/T 15597-1995 Polymethyl methacrylate (PMMA) moulding materials via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB 6819-2004 Dissolved acetylene via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
SH/T 1142-2009 Craking C4 fraction for industrial use Sampling in the liquid phase (USD) via email in 1-3 business day VALID
SH/T 1546-2009 1-butylene for industrial use-specification via email in VALID please email coc@codeofchina.com for quotation
GB/T 19465-2004 Isobutane for industrial use (HC-600a) (USD) via email in 1-3 business day VALID
GB/T 6022-2008 Butadiene for industrial use—Determination of oxygen in gaseous phase above liquid butadiene (USD) via email in 1-3 business day VALID
GB/T 7715-2014 Ethylene for industrial use—Specification (USD) via email in 1-3 business day VALID
GB/T 3394-2009 Ethylene and propylene for industrial use—Determination of trace carbon monoxide,carbon dioxide and acetylene—Gas chromatographic method (USD) via email in 1-3 business day VALID
GB/T 6017-1999 Butadiene for industrial use-Determination of purity and hydrocarbon impurities-Gas chromatographic method via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
SH/T 1494-2009 Determination of Carbonyls In C4 Hydrocarbons-Volumetric Method (USD) via email in 1-3 business day VALID
GB/T 3396-1982 Determination of trace oxygen in polymerization grade ethylene or propylene--Galvanic cell method (USD) via email in 1-3 business day ABOLISHED
LY/T 1064-2012 Isolongifolene (USD) via email in 1-3 business day VALID
SH/T 1674-1999 Cyclohexane for industrial use-Determination of purity and hydrocarbon impurities-Gas chromatographic method (USD) via email in 1-3 business day VALID
GB/T 13530.3-1992 Sodium ethoxylated alkyl sulfate--Determination of the mean relative molecular mass (USD) via email in 1 business day ABOLISHED
GB/T 37177-2018 Coal-based mixed pentene (USD) via email in 1-3 business day VALID
GB/T 13530.2-1992 Sodium ethoxylated alkyl sulfate-Determination of unsulfated matter content (USD) via email in 1-3 business day ABOLISHED
GB 14544-1993 Regulation of technical safety for vinyl chloride via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
LY/T 1179-2013 Rosin Modified Phenolic Resin (USD) via email in 1 business day VALID
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