Sulfurous acid Sodium Salt

Catalogue number: S689135
Chemical name: Sulfurous acid Sodium Salt
Synonyms: Sulfurous Acid Disodium Salt; Anhydrous Sodium Sulfite; Disodium Sulfite; E 221; S-WAT; Sodium Sulfite; Sodium Sulfite Anhydrous
CAS Number: 7757-83-7
Possible CAS #: Free Base: 7782-99-2
Molecular form.: Na₂O₃S
Appearance: White Solid
Melting Point: >300ºC
Mol. Weight: 126.04
Storage: Refrigerator
Solubility: Water (Slightly)
Stability: No Data Available
Category: Miscellaneous Reagents
Boiling Point: No Data Available
Applications: 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.
Dangerous Goods Info: NA
References: Brooks, M., et al.: Chem. Eng. Res. Des., 84, 139 (2006); Evans, J., et al.: Paper Trade J., 143, 42 (1959); Skvara, F.: Chemicky Prumysl, 28, 425 (1978)
Peer Review Product Citations:

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  Pack size Price(USD)
50g $110.00
250g $135.00
  Pack size Price(USD)
100g $120.00
500g $145.00
Exact Weight Packaging ($75(USD) / Vial)
Inventory Status:   In Stock

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