Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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HG/T 3811-2006 Methods of test for bromide for industrial use 140.0 via email in 1~3 business day valid
GB 6549-2011 Potassium chloride 180.0 via email in 1 business day valid
GB 1918-2011 Potassium nitrate for industrial use 100.0 via email in 1 business day valid
GB/T 13025.11-2012 General test method in salt industry—Determination of fluoride 80.0 via email in 1~3 business day valid
HG/T 2778-2009 High pure hydrochloric acid 105.0 via email in 1~3 business day valid
GB/T 30906-2014 Determination of sodium tripolyphosphate content of sodium tripolyphosphate―Ion chromatography 90.0 via email in 1~3 business day valid
SN/T 0546-2004 Test Method of Calcium Oxide, Magnesium Oxide and Sulfur Content in Kieserite for Export 60.0 via email in 1 business day abolished
GB/T 4147.4-1984 Method of test for ignited residue content in concentrated nitric acid-Gravimetry 15.0 via email in 1~3 business day abolished
GB/T 23839-2009 Stannous sulfate for industrial use 210.0 via email in 1~3 business day valid
GB/T 33336-2016 High purity phosphorus oxychloride of industrial use 230.0 via email in business day valid
GB/T 11069-2006 High purity germaniumdioxide 120.0 via email in 1~3 business day superseded
GB/T 4348.1-2000 Sodium hydroxide for industrial use-Determination of sodium hydroxide and sodium carbonate content 80.0 via email in 1~3 business day abolished
HG/T 2774-2009 Modified ultrafine precipitated barium sulphate for industrial use 105.0 via email in 1~3 business day valid
HG/T 3927-2007 Activated alumininium oxide for industrial use 150.0 via email in 1~3 business day valid
GB/T 19281-2014 Analytic method for calcium carbonate 460.0 via email in 1~5 business day valid
GB/T 1608-2017 Potassium permanganate for industrial use 255.0 via email in 1~3 business day valid
GB/T 20675-2006 General test method in salt industry - Determination of copper ion(AAS) 60.0 via email in 1~3 business day valid
YS/T 547-2007 High-pure tantalum pentoxide 90.0 via email in 1~3 business day valid
HG/T 2574-2009 Ferric oxide for industrial use 150.0 via email in 1~3 business day valid
HG/T 3786-2005 Zirconium sulfate for industrial use 120.0 via email in 1~3 business day superseded
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