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Compound | Sodium sulfite | ||||
---|---|---|---|---|---|
CAS No. | 7757-83-7 | Catalog No. | XMZX-W17772 | Brand | |
Purity | 99% | Packing | 25kg/DRUMS | Grade | |
Lead Time | 3Day (s) | Origin | Loading Port | China,Xiamen,Siming District |
Stability | Stable. Incompatible with strong acids. Moisture and air sensitive. |
---|---|
Storage Condition | Store at RT. |
Appearance & Physical State | white crystals or powder |
Water Solubility | 23 g/100 mL (20 ºC) |
Refractive Index | 1.484 |
Density | 2.633 |
Melting Point | 500ºC |
Uses sodium sulfite has anti-septic, preservative, and anti-oxidant properties. Sodium sulfite is also a topical anti-fungal.
Uses These white crystals were prepared by passing sulfurous gas over moist sodium carbonate. Sodium sulfite is soluble in water but less so in alcohol. It was used as a preservative for alkaline developers and as a hypo clearing agent in photographic printing.
Uses Paper industry (semichemical pulp), reduc- ing agent (dyes), water treatment, photographic developer, food preservative and antioxidant, tex- tile bleaching (antichlor).
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