Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
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HG/T 3033-2011 Chemical reagent-Barium sulfate 120.0 via email in 1~3 business day valid
HG/T 3485-2003 Chemical reagent Vanadium pentoxide 90.0 via email in 1~3 business day valid
GB 633-1977 30.0 via email in 1~3 business day superseded
HG/T 2679-2006 Heavy magnesium oxide for industrial use 90.0 via email in 1~3 business day valid
GB/T 1282-1996 Chemical reagent Phosphoric acid 60.0 via email in 1 business day abolished
GB/T 631-2007 Chemical reagent - Ammonia solution 90.0 via email in 1~3 business day valid
GB/T 660-2015 Chemical reagent―Ammonium thiocyanate 150.0 via email in 1~3 business day valid
HG/T 3448-2003 Chemical reagent Nickel (Ⅱ) nitrate hexahydrate 90.0 via email in 1~3 business day valid
GB/T 2306-1997 Chemical reagent Potassium hydroxide 120.0 via email in 1~3 business day abolished
GB/T 654-1999 Chemical reagent-Barium carbonate 105.0 via email in 1~3 business day superseded
GB/T 1267-2011 Chemical reagent—Sodium dihydrogen phosphate dihydrate 170.0 via email in 1~3 business day valid
GB/T 652-1988 Chemical reagent-Barium chloride dihydrate 45.0 via email in 1~3 business day superseded
HG/T 4101-2009 Chemical reagent-Phenolphthalien 75.0 via email in 1~3 business day valid
GB/T 1272-2007 Chemical reagent—Potassium iodide 150.0 via email in 1~3 business day valid
GB/T 665-2007 Chemical reagent - Copper (Ⅱ) sulfate pentahydrate 90.0 via email in 1~3 business day valid
GB/T 641-2011 Chemical reagent—Potassium peroxydisulfate 110.0 via email in 1~3 business day valid
GB/T 628-2011 Chemical reagent—Boric acid 170.0 via email in 1~3 business day valid
HG/T 3438-2013 Chemical Reagent - Devarda’s Alloy 90.0 via email in 1~3 business day valid
HG/T 3445-2003 Chemical reagent Ammonium metavanadate 105.0 via email in 1~3 business day valid
GB 671-1977 60.0 via email in 1~3 business day valid
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