Sodium Sulfite;
Na2SO3
CAS No. 7757-83-7
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Product Information |
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| Grade | 95% |
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Major Impurities |
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| Thiosulphate | <0.05% |
| Chloride | <0.02% |
| Lead | 0.001% |
| Iron | 0.001% |
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Chemical Properties |
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| Molar mass | 126.043 g/mol |
| Density | 2.63 g/cm³ |
| Form | White Crystalline Powder |
| Melting point | 33.4 °C |
| Boiling point | Decomposes |
| Solubility in water | 27.0 g/100 mL water (20 °C) |
Precautionary Statement
– Wear PPE (chemical proof overall, protective gloves & eye / face protection.
– If swallowed: rinse mouth & do not induce vomiting.
– If eye / skin contact: rinse continuously with water for several minutes & seek medical attention.

