Formula:

Na₂SO₃

M.W.:    

126.04

Appearance:

White crystalline powder.

Specifications: 

Tech Grade

Na₂SO₃:  97% min

Iron:  0.005% max

Water Insoluble:  0.03% max

Free Alkaline: 0.40% max

Package: 

in 25kg p.p. woven bags.