Sulphur Di Oxide

ALTERNATIVE NAMES
Sulfur Dioxide, SO2, Sulfurous Anhydride.
TECHNICAL SPECIFICATIONS
CAS
7446-09-5
EC
231-195-2
Food Code
-

Sulphur Dioxide is a colorless, pungent gas available in Industrial Grade and Food Grade, typically supplied in liquefied form under pressure. It is a highly effective antimicrobial and bleaching agent used across diverse manufacturing sectors.

This gas maintains a 99.9% Purity level, ensuring high performance in the preservation of beverages and the purification of sugar. It acts as a powerful Reducing Agent in the textile industry for stripping dyes and bleaching natural fibers.

In chemical synthesis, it serves as a precursor to sulfuric acid and various sulfonyl compounds. It is essential for the Tanning Process in leather production, where it aids in the stabilization of collagen fibers.

Sulphur Di Oxide

  • Food and Beverage: Acts as a preservative and antioxidant in wine making and dried fruit processing to prevent spoilage and oxidation.
  • Pulp and Paper: Used as a bleaching agent and for the dechlorination of pulp after bleaching stages.
  • Metal Extraction: Employed in the mining industry for the extraction of precious metals and as a reducing agent in leaching.

Classified as Toxic if Inhaled and Skin Corrosion. Compressed gas; use Self-Contained Breathing Apparatus (SCBA) and Acid-Resistant Suit.

Steel Cylinders (50kg-800kg), Tonne Tanks, and specialized bulk gas containers.

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