2025-12-17 216.73.216.89
Code of China Chinese Standard Classification Professional Classification ICS Classification Latest
Position: Search valid to be valid superseded to be superseded abolished to be abolished
Standard No. Title Price(USD) Delivery Status Add to Cart
GB/T 641-1994 Chemical reagent. Potassium peroxydisulfate 220.0 via email in 1~3 business day superseded2011-12-01 ,2011-12-1,1994-1-2
GB/T 674-2003 Chemical reagent—Copper(Ⅱ)oxide powder 100.0 via email in 1~3 business day superseded2025-04-01,2025-4-1,2004-5-1
GB/T 15355-1994 Chemical reagent Nickel chloride hexahydrate 264.0 via email in 1~3 business day superseded,2008-11-1,1995-10-1
GB/T 639-1986 Chemical reagents--Sodium carbonate, anhydrous 180.0 via email in 1~3 business day valid,,1987-7-1
GB/T 632-2008 Chemical reagent - Disodium tetraborate decahydrate 150.0 via email in 1~3 business day valid,,2008-11-1
GB/T 1288-1992 Chemical reagent; Potassium sodium tartrate 224.0 via email in 1~3 business day superseded,2011-12-1,1993-7-1
GB/T 2305-2000 Phosphorus pentoxide 104.0 via email in 1~3 business day valid,,2001-3-1
GB/T 648-2011 Chemical reagent—Potassium thiocyanate 160.0 via email in 1~3 business day valid,,2011-12-1
GB/T 647-2011 Chemical reagent—Potassium nitrate 180.0 via email in 1~3 business day valid,,2011-12-1
HG/T 4102-2009 Chemical reagent - Cresol red 100.0 via email in 1~3 business day valid,,2010-6-1
GB/T 637-2006 Chemical reagent - Sodium thiosulfate pentahydrate 120.0 via email in 1~3 business day valid,,2007-6-1
GB/T 661-2011 Chemical reagent—Ammonium iron(Ⅱ) sulfate hexahydrate 160.0 via email in 1~3 business day valid,,2011-12-1
GB/T 1271-1994 Chemical reagent-Potassium fluoride dihydrate 264.0 via email in 1~3 business day superseded2011-12-01,2011-12-1,1994-1-2
GB/T 668-1978 Chemical reagents--Calcium nitrate 180.0 via email in 1~3 business day valid,,1979-1-1
GB/T 9856-1988 Chemical reagent--Sodium carbonate decahydrate 180.0 via email in 1~3 business day abolished2005-10-14 ,,1989-4-1
GB/T 643-2008 Chemical reagent - Potassium permanganate 100.0 via email in 1~3 business day valid,,2008-11-1
GB/T 655-2011 Chemical Reagent - Ammonium Persulfate 90.0 via email in 1 business day valid,,2011-10-1
GB 1286-1977 Chemical reagents--Cadmium sulfate 180.0 via email in 1~3 business day valid,,1977-10-1
HG/T 3440-2013 Chemical Reagent - Potassium Chromate 120.0 via email in 1~3 business day valid,,2014-3-1
GB 641-1978 Chemical reagents--Potassium persulfate 180.0 via email in 1~3 business day superseded,1994-1-2,1979-1-1
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GB/T 641-1994 Chemical reagent. Potassium peroxydisulfate 
  Issued on: 1994-03-23   Price(USD): 220.0
GB/T 674-2003 Chemical reagent—Copper(Ⅱ)oxide powder 
  Issued on: 2003-11-3   Price(USD): 100.0
GB/T 15355-1994 Chemical reagent Nickel chloride hexahydrate 
  Issued on: 1994-01-02   Price(USD): 264.0
GB/T 639-1986 Chemical reagents--Sodium carbonate, anhydrous 
  Issued on: 1986-08-13   Price(USD): 180.0
GB/T 632-2008 Chemical reagent - Disodium tetraborate decahydrate  
  Issued on: 2008-5-15   Price(USD): 150.0
GB/T 1288-1992 Chemical reagent; Potassium sodium tartrate 
  Issued on: 1992-09-01   Price(USD): 224.0
GB/T 2305-2000 Phosphorus pentoxide 
  Issued on: 2000-7-3   Price(USD): 104.0
GB/T 648-2011 Chemical reagent—Potassium thiocyanate 
  Issued on: 2011-5-12   Price(USD): 160.0
GB/T 647-2011 Chemical reagent—Potassium nitrate 
  Issued on: 2011-5-12   Price(USD): 180.0
HG/T 4102-2009 Chemical reagent - Cresol red 
  Issued on: 2009-12-4   Price(USD): 100.0
GB/T 637-2006 Chemical reagent - Sodium thiosulfate pentahydrate 
  Issued on: 2006-11-3   Price(USD): 120.0
GB/T 661-2011 Chemical reagent—Ammonium iron(Ⅱ) sulfate hexahydrate 
  Issued on: 2011-5-12   Price(USD): 160.0
GB/T 1271-1994 Chemical reagent-Potassium fluoride dihydrate 
  Issued on: 1994-03-23   Price(USD): 264.0
GB/T 668-1978 Chemical reagents--Calcium nitrate 
  Issued on: 1978-05-26   Price(USD): 180.0
GB/T 9856-1988 Chemical reagent--Sodium carbonate decahydrate 
  Issued on: 1988-09-20   Price(USD): 180.0
GB/T 643-2008 Chemical reagent - Potassium permanganate 
  Issued on: 2008-5-15   Price(USD): 100.0
GB/T 655-2011 Chemical Reagent - Ammonium Persulfate 
  Issued on: May 12, 2011   Price(USD): 90.0
GB 1286-1977 Chemical reagents--Cadmium sulfate 
  Issued on:   Price(USD): 180.0
HG/T 3440-2013 Chemical Reagent - Potassium Chromate 
  Issued on: 2013-10-17   Price(USD): 120.0
GB 641-1978 Chemical reagents--Potassium persulfate 
  Issued on:   Price(USD): 180.0
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