Sodium Thiosulfate; Sodium Hyposulphite
Na2S2O3.5H2O
CAS No.10-102-17-7
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Product Information |
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| Grade | 99% |
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Major Impurities |
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| Sulphate | <0.2% |
| Potassium | <0.02% |
| Calcium | <0.01% |
| Magnesium | <0.005% |
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Chemical Properties |
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| Molar mass | 248.18 g/mol |
| Density | 1.67 g/cm³ |
| Form | Colourless crystalline powder |
| Melting point | 48.3 °C |
| Boiling point | 100 °C |
| Solubility in water | 70.1 g/100 mL (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.
