Sodium Metabisulphite

• Post Date:

  Dec 21,2024

• Expiry Date:

  Jun 19,2025

• Detailed Description:

  Cas No. :7681-57-4

  Sodium Metabisulphite  

  MF: Na2S2O5 

  CAS No.: 7681-57-4

  Molecular: 190.12  

  Usage: dying, organic synthesis, printing, leather, pharmacy and so on

  Packaging: Net 25kgs, 50kgs plastic woven bags with inner liner

  ITEM	SPECIFICATION
  Na2S2O5	≥ 97.0%
  SO2	≥ 65.0%
  Iron (Fe)	≤ 0.005%
  insoluble in water	≤ 0.05%
  PH Value	4.0-4.6
  Arsenic (as As)	≤ 0.0001%
  Heavy metal (base on Pb)	≤ 0.001%

• 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:

  Changsha Hekang Chemical Co., Ltd.     [ China ]          

• Contact:

  Richard

• Tel:

  0086-731-82285968

• Fax:

  0086-731-82280256

• Email:

  walionchem@hotmail.com