Shandong Weigorge Import and Export Co., Ltd.

Sodium sulfite

• Category :

  Inorganic chemicals

• Synonyms :

  Sodium sulfite anhydrous;Sodium sulphite;anhydrous sodium sulfite;Sodium sulfite ,anhydrous;Sodium Sulfite (Food Grade);

• CAS NO :

  7757-83-7

• EC NO :

  231-821-4

• Molecular Formula :

  Na₂SO₃

• Molecular Weight :

  126.04

• Main Specifications :

• InChI :

  InChI=1/2Na.H2O3S/c;;1-4(2)3/h;;(H2,1,2,3)/q2*+1;/p-2

• Product description :

  

  Other Name： Sodium sulfite anhydrous; Sodium sulphite; anhydrous sodium sulfite; Sodium sulfite ,anhydrous

  CAS No.： 7757-83-7

  EINECS No.： 231-821-4

  Molecular formula： Na2SO3

  Item	Index	Result
  Color	White	White
  State	Crystalline powder	Crystalline powder
  Sodium sulfite (Na2SO3),W%	≥96%	96.8
  Iron (Fe),W%	≤0.003	0.001
  Water insoluble substance,W%	≤0.02	0.004
  Free alkali (calculated by Na2CO3),W%	≤0.10	0.02
  Sulfate (calculated by Na2SO4),W%	≤2.5	1.6
  Chloride (calculated by NaCl),W%	≤0.10	0.04

• Molecular Structure :