Harbour Materials Asia
Sodium Metabisulphite

Sodium Metabisulphite

Sodium Metabisulphite is a reducing agent and preservative used in water treatment, food processing, and photography.

Formula:
Na₂S₂O₅
CAS:
7681-57-4
Min. Order:
200KG
Molecular Wt:
190.10
Melting Pt:
150°C (decomposes)
Appearance:
White crystalline powder.
Application:
Water: Dechlorination.

Food: Preservative and antioxidant.

Photography: Chemical developer.
Packaging:
25kg bags with inner lining.
Storage:
Store sealed in a cool, dry place.
Transportation:
Oxidizer; follow hazardous material regs.
Summary:
A multifunctional chemical for preservation, reduction, and water treatment.
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