Food Grade Sodium Metabisulfite
Molecular Formula: Na?S?O?
CAS No.: 7681-57-4
Grade: Food Grade
Content: 96%
Product Specifications:
Item | Specification
--- | ---
Main Content (as Na?S?O?), % | ≥95.0
Iron Content (as Fe), % | ≤0.005
Clarity | Slightly Turbid
Heavy Metals (as Pb), % | ≤0.001
Arsenic (as As), % | ≤0.0002
Packaging: 25 kg/bag
Applications:
Food grade sodium metabisulfite is mainly used as a preservative, bleaching agent, leavening agent, and in the synthesis of organic pharmaceuticals in food processing. Industrial grade sodium metabisulfite is primarily applied in industries such as printing and dyeing, organic synthesis, printing, leather making, colored cement, and wastewater treatment.