Sodium Sulfite, Disodium Salt, ACS

RT

126, 04

Supplied as a white crystalline powder

Sodium sulfite is mainly used for the manufacture of detergents and in the Kraft process of paper pulping. Sodium sulfite is also used as a fining agent, to help remove small air bubbles from molten glass, in the glass industry.

Synonyms:
Sulfurous Acid Disodium Salt; Anhydrous Sodium Sulfite; Disodium Sulfite; E 221; S-WAT; Sulfurous Acid Sodium Salt

CAS No:
7757-83-7

Molecular Formula:
Na2SO3

Molecular Weight:
126.04

Purity:
≥98%

Appearance:
White granular powder

Heavy Metals (Pb):
≤0.001%

Chloride:
≤0.02%

Iron:
≤0.001%

Insoluble Material:
≤0.005%

Storage and Stability:
Store at RT. Stable for 12 months after receipt.