Sodium metabisulfite

• Post Date:

  Jul 06,2025

• Expiry Date:

  Jan 02,2026

• Detailed Description:

  Cas No. :7681-57-4 Specs:food grade
  

  Item	Chinese standard GB1893-2008	Company standard
  Main content(Na2S2O5)	≥96.5	≥97.5
  Fe(As content Fe)	≤0.003	≤0.0015
  Clarity	Pass test	Clear
  Heavy metal content (Pb)	≤0.0005	≤0.0002
  Arsenic content (As)	≤0.0001	≤0.0001

  Packing: polypropylene weaving bag, paper plastic complex bag and kraft lined with polyethylene plastic bag.
  Net weight: 25, 50, 1000 kilograms per bag or according to demands from customers

• 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 Kailong Chemical Industry Co.,Ltd.     [ China ]          

• Contact:

  Mr.Jia

• Tel:

  0086-536-5317817,5302819

• Fax:

  0086-536-5339779

• Email:

  info@klong.cn