Calabrian Corporation
Sodium Metabisulfite
Sodium Metabisulfite (sodium bisulfite anhydrous, sodium pyrosulfite) is a white inorganic crystalline compound with the chemical formula Na2S2O5.
Applications:
• Dechlorination in municipal wastewater, pulp & paper, power, and textile water treatment plants
• Disinfectant
• Water treatment in leather tanning process
• Preservative in food applications
• Oxygen scavenger
• Cherry brining process
• Gold mining industry
• Preservative in photo developer solutions
• Antioxidant
• Used in production of cleaning agents, detergents, and soaps
Chemical Composition
Sodium Metabisulfite, wt% | 98.7% min. |
Assay as SO2 | 66.5 min. |
Insolubles, wt% | ≤ 0.005 |
Chloride, wt% | ≤ 0.05 |
Thiosulfate, wt% | ≤ 0.05 |
Arsenic, ppm | ≤ 1.0 |
Heavy metals, ppm | ≤ 10.0 |
Iron as (Fe), ppm | ≤ 2.0 |
Selenium, ppm | ≤ 5.0 |
Lead as (Pb), ppm | ≤ 2.0 |
Physical Properties:
Product meets FCC, ACS, and/or USP standards. Also Kosher and NSF certified.
Packaging:
50lb bags/42 bag pallets 2,000lb super sack Other weights available upon request
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