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GB 17602-1998 Commercial hexanes via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB/T 24199-2009 Refined pyridine—Determination of pyridine content—Gas chromatographic method (USD) via email in 1-3 business day VALID
GB 8037-1987 Benzol products of coal carbonization; Test for presence of mercaptans (USD) via email in 1-3 business day ABOLISHED
GB/T 2292-1997 Coking products—Determination of toluene insoluble content via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
GB 8038-1987 Toluene of coal carbonization; Determination of hydrocarbon impurities-gas chromatographic method (USD) via email in 1-3 business day ABOLISHED
SN/T 1877.4-2007 Determination of polycyclic aromatic hydrocarbons in rubber and rubber product via email in VALID please email coc@codeofchina.com for quotation
GB/T 3405-2011 Petroleum benzene (USD) via email in 1-3 business day VALID
GB/T 12688.4-1990 Styrene for industrial use-Determinaiton of content of peroxides-Titrimetric method (USD) via email in 1-3 business day ABOLISHED
GB/T 12688.4-2011 Test method of styrene for industrial use—Part 4:Determination of content of peroxides—Titrimetric method (USD) via email in 1-3 business day VALID
GB/T 4118-1992 Trichloromethane for industrial use (USD) via email in 1-3 business day ABOLISHED
GB/T 8038-2009 Toluene of coal carbonization—Determination of hydrocarbon impurities gas chromatographic method (USD) via email in 1-3 business day VALID
GB/T 2290-1994 Coal tar pitch via email in 1-3 business day ABOLISHED please email coc@codeofchina.com for quotation
SH/T 1757-2006 Aromatic hydrocarbons for industrial use-Determination of organic chloride-Microcoulometric method (USD) via email in 1-3 business day VALID
SH/T 1748-2004 Cumene (Isopropyl benzene) for industrial use -- Determination of content of phenols and cumene hydro peroxide -- High performance liquid chromatographic method (USD) via email in 1-3 business day VALID
GB/T 6701-2005 Method for the determination of the non-volatile of naphthalene via email in 1-3 business day VALID please email coc@codeofchina.com for quotation
GB 3144-1982 Toluene;Determination of hydrocarbon impurities;Gas chromatographic method (USD) via email in 1-3 business day VALID
SH/T 1148-2001 Ethylbenzene for industrial use-Determination of purity and hydrocarbon impurities-Gas chromatographic method (USD) via email in 1-3 business day ABOLISHED
GB/T 2013-1980 Method for determination density of benzene products (USD) via email in 1-3 business day ABOLISHED
GB 8039-1987 Benzol products of coal carbonization; Determination of total sulphur content; Reduction and spectrophotometric method (USD) via email in 1-3 business day ABOLISHED
SH 1486-1998 Petroleum p-xylene (USD) via email in 1-3 business day ABOLISHED
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