Product: Sodium Sulfite Anhydrous

Molecular weight: 126.04

Molecular formula: Na₂SO₃  

General characteristics: white crystal or crystalline power, it is alkali in water,PH is 9.When it is 33.4,it is solubility and is about 28%.It is oxidized sodium sulhate when it meets air.

Specifications:

Type name	Best	First	compiled
Appearance	White crystalline    powder	White crystalline   powder	White crystalline   powder
Purity %	≥97	≥96	≥93
Iron(Fe) %	≤0.003	≤0.005	≤0.01
Water infusibility %	≤0.02	≤0.03	≤0.05
Educt alkali %	≤0.1	≤0.40	≤0.60
Sodium sulfite %	≤2.5	-----	-----
Sodium chloride %	≤0.1	------	-----

Packing: 50kg plasitic woven bag with inner bag.

Application:is used as the reducer of coloring matter and chemical industriies,printing and dyeingindustries,medicine,paer making industries and food fresh