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Sodium Bisulfite is a sulfur-based compound used as a reducing agent, antioxidant, and preservative in various industrial, food, and pharmaceutical applications. It effectively prevents oxidation and microbial growth in aqueous systems. Also referred to as (Sodium hydrogen sulfite Sodium bisulphite) by speciality chemical suppliers and manufacturers.
Sodium Bisulfite is a sulfur-based compound used as a reducing agent, antioxidant, and preservative in various industrial, food, and pharmaceutical applications. It effectively prevents oxidation and microbial growth in aqueous systems. Also referred to as (Sodium hydrogen sulfite Sodium bisulphite) by speciality chemical suppliers and manufacturers.
Chemical Properties & Specifications
Skin Irritation: Category 2 Eye Irritation: Category 2A Respiratory Sensitization: Category 1
H315: Causes skin irritation. H319: Causes serious eye irritation. H334: May cause allergy or asthma symptoms if inhaled.
P261: Avoid breathing dust. P280: Wear protective gloves/eye protection. P342+P311: If breathing difficulties occur: call a POISON CENTER.
Dechlorination and removal of dissolved oxygen.
Preservative for fruits, vegetables, and wine (regulated levels).
Used in dyeing processes and as a bleaching agent.
Stabilizer and antioxidant in formulations.
Reducing agent in chemical synthesis.
Cool, dry place in sealed containers
2–3 bags high on pallets
UN certified packaging for chemicals
25 kg bags, 50 kg drums
12 months (dry, sealed storage)
Primarily as a reducing agent and dechlorination agent in water treatment.
Yes, but strictly regulated—used as a preservative in specific concentrations.
In dry, airtight containers away from moisture and oxidizing agents.
Yes, it oxidizes to sulfate in presence of air.
Technical grade ≥ 98%; food/pharma grades ≥ 99%.
25 kg woven bags, 50 kg drums, custom bulk packaging.
COA, MSDS, Grade-specific certifications (if required).
Yes, you can purchase Sodium Bisulfite in bulk quantities.
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