Sodium metabisulfite

• Post Date:

  Oct 09,2017

• Expiry Date:

  Apr 07,2018

• Detailed Description:

  Cas No. :7681-57-4

  Molecular formula:Na₂S₂O₅
  Molecular weight:190.10
  Appearance:White or yellowish crystalline powder
  Quality standard:GB1893-2008

  Item	Index
  Content (in SO2)ω%)≥	96.5
  Iron (Fe)ω%≤	0.003
  Clarity	Passed the test
  Heavy metal (in Pb)ω%≤	0.0005
  Arsenic (in As)ω%≤	0.0001

  Main use:
  Bleaching agent;
  Bulking agent and bactericide;
  Antioxidant preservative;
  Packing: Externally PP woven bag, lined with PVC plastic bag.
  Net weight:25 and 50KG/bag.

• CAS Registry Number:

  7681-57-4

• Synonyms:

  ;Sodium pyrosulfite;disodium disulphite;Sodium metabisulphite;Sodium disulphite;Sodium pyrosulphite;SODIUM DISULFITE;disodium oxidosulfanesulfonate oxide;Sodium Metabi;Metabisulfite Sodium;Sodium Metabisulfite (Food Grade);

• Molecular Formula:

  Na₂S₂O₅

• Molecular Weight:

  190.1065

• Molecular Structure:

  

• Hazard Symbols:

   Xn:Harmful;
  

• Risk Codes:

  R22:;
  R31:;
  R41:;
  

• Safety Description:

  S26:;
  S39:;
  S46:;
  

• Company:

  Weifang Zhanpeng Chemical Co., Ltd.     [ China ]        

• Contact:

  Mr Miao

• Tel:

  +86-0536-8698587

• Fax:

  +86-0536-8698587

• Email:

  sales@wfzpchem.com