| Identification | |
| Name: | Sulfurous acid,disodium salt, heptahydrate (9CI) |
| Synonyms: | Sodiumsulfite heptahydrate; |
| CAS: | 10102-15-5 |
| EINECS: | 231-548-0 |
| Molecular Formula: | H14Na2O10S |
| Molecular Weight: | 252.15 |
| InChI: | InChI=1/2Na.H2O3S.7H2O/c;;1-4(2)3;;;;;;;/h;;(H2,1,2,3);7*1H2/q2*+1;;;;;;;;/p-2 |
| Molecular Structure: |  |
| Properties | |
| Melting Point: | Decomposes |
| Flash Point: | °C |
| Boiling Point: | °Cat760mmHg |
| Density: | g/cm3 |
| Solubility: | Sol in 3.2 parts water; sol in glycerol; almost insol in alc INSOL IN LIQ CHLORINE, AMMONIA |
| Flash Point: | °C |
| Storage Temperature: | 0-6°C |
| Color: | Small crystals or powder White crystals |
| Safety Data | |
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