2025-12-14 216.73.216.3
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Code of China
Chinese National Standard List: Reference reagent

GB 12593-2007 Working chemical—Ethylenediaminetetraacetic acid disodium salt 
  Issued on: 2007-12-18   Translation Price(USD): 120.0
GB 1257-2007 Working chemical—Potassium hydrogen phthalate 
  Issued on: 2007-12-18   Translation Price(USD): 120.0
GB 1254-2007 Working chemical—Sodium oxalate 
  Issued on: 2007-12-18   Translation Price(USD): 140.0
GB 1259-2007 Working chemical—Potassium dichromate 
  Issued on: 2007-2-2   Translation Price(USD): 124.0
GB 1255-2007 Working chemical—Sodium carbonate anhydrous 
  Issued on: 2007-2-2   Translation Price(USD): 100.0
GB 1260-1990 Working chemical Zinc oxide 
  Issued on: 1990-12-18   Translation Price(USD): 264.0
GB 1258-1990 Working chemical Potassium iodate 
  Issued on: 1990-01-02   Translation Price(USD): 224.0
GB 12597-1990 Working chemical－Benzoic acid 
  Issued on: 1990-01-02   Translation Price(USD): 224.0
GB 12594-1990 Working chemical Potassium bromate 
  Issued on: 1990-01-02   Translation Price(USD): 224.0
GB 1256-1990 Working chemical－Arsenic trioxide 
  Issued on: 1990-01-02   Translation Price(USD): 224.0
GB 12593-1990 Working chemical－Ethylenediaminetetraacetic acid disodium salt 
  Issued on: 1990-01-02   Translation Price(USD): 264.0
GB 12596-1990 Working chemical－Calcium carbonate 
  Issued on: 1990-01-02   Translation Price(USD): 264.0
GB 1254-1990 Working chemical－Sodium oxalate 
  Issued on: 1990-01-02   Translation Price(USD): 224.0
GB 12595-1990 Working chemical－Silver nitrate 
  Issued on: 1990-01-02   Translation Price(USD): 264.0
GB 1255-1990 working chemical Sodium carbonate anhydrous 
  Issued on: 1990-01-02   Translation Price(USD): 264.0
GB 10732-1989 Primary chemicals; Potassium chloride 
  Issued on: 1989-03-31   Translation Price(USD): 150.0
GB 10737-1989 Working chemical－General rules for the potentiometric weight titration 
  Issued on: 1989-03-31   Translation Price(USD): 120.0
GB 1257-1989 Working chemical-Potassium hydrogen phthalate 
  Issued on: 1989-03-01   Translation Price(USD): 184.0
GB 10735-1989 Primary chemicals; Sodium carbonate 
  Issued on: 1989-03-31   Translation Price(USD): 160.0
GB 10731-1989 Primary chemical－Potassium dichromate 
  Issued on: 1989-03-31   Translation Price(USD): 150.0
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