Sodium sulphite

• Category :

  Catalyst and Auxiliary

• 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 :

  Name	Premlum grade	First grade	Second grade
  Sodium sulphite %≥	97	98	93
  Fe %≤	0.003	0.005	0.01
  Water insoluble matter%	0.02	0.03	0.05
  Free alkali %≤	0.1	0.4	0.6
  Sulfate radical %≤	2.5	-	-
  Sodium chloride %≤	0.1	-	-

• Molecular Structure :