Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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GB 3209-1982 Method for determining the amount of distillation residual of benzene;Type products 30.0 via email in 1~3 business day valid
GB/T 13097-1991 Epichlorohydrin for industrial use 135.0 via email in 1~3 business day superseded
GB/T 8033-2009 Benzol products of coal carbonization—Determination of boiling range 120.0 via email in 1~3 business day valid
GB/T 7370-1992 p-Anisidine 60.0 via email in 1~3 business day superseded
GB/T 28901-2012 Analysis of coke-oven gas composition by gas chromatography 120.0 via email in 1~3 business day valid
GB/T 12688.8-2011 Test method of styrene for industrial use—Part 8:Determination of content of inhibitor(p-tert-butylcatechol)—Spectrophotometric method 120.0 via email in 1~3 business day valid
GB/T 12688.3-1990 Styrene for industrial use-Determination of content of polymer-Photometric method 30.0 via email in 1~3 business day superseded
GB/T 12688.1-2011 Test method of styrene for industrial use—Part 1:Determination of purity and hydrocarbon impurities—Gas chromatography 180.0 via email in 1~3 business day valid
GB/T 6699-2015 Coking naphthalene 165.0 via email in 1~3 business day valid
SN/T 1877.4-2007 Determination of polycyclic aromatic hydrocarbons in rubber and rubber product 195.0 via email in 1~3 business day valid
GB/T 2012-1989 Aromatic hydrocarbons; Test methods of acid wash 45.0 via email in 1~3 business day valid
YB/T 4021-1991 105.0 via email in 1~3 business day superseded
GB/T 8036-2009 Benzol products of coal carbonization—Determination of color 180.0 via email in 1~3 business day valid
GB/T 8035-2009 Benzol products of coal carbonization—Determination of acid wash test 120.0 via email in 1~3 business day valid
GB/T 18589-2001 Correction of atmospheric pressure for distillation test of products of coal carbonization 60.0 via email in 1~3 business day valid
GB 5177.2-1985 Determination of sulphonatable matter content for industrial alkylbenzene 15.0 via email in 1~3 business day superseded
GB/T 8034-2009 Benzol products of coal carbonization—Corrosiveness to copper—Copper strip test 180.0 via email in 1~3 business day valid
SH/T 1747-2004 Cumene (Isopropyl benzene) for industrial use - Determination of phenol content - Spectrophotometric method 75.0 via email in 1~3 business day valid
GB/T 4118-2008 Trichloromethane for industrial use 60.0 via email in 1~3 business day valid
GB/T 12688.8-1998 Styrene for industrial use-Determination of content of inhibitor (p-tert-butylcatechol)-Spectrophotometric method 75.0 via email in 1~3 business day superseded
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