Sodium Hydrosulphite
Sodium dithionite,sodium hydrosulfite
| PROPERTIES & USAGE | ||
| Properties | Usage | |
| Chemical formula | Na2S2O4 | Industry |
| Molar mass | 174.107 g/mol (anhydrous) | Biological sciences |
| 210.146 g/mol (dihydrate) | ||
| Density | 2.38 g/cm3 (anhydrous) | Geosciences |
| 1.58 g/cm3 (dihydrate) | ||
| Boiling point | Decomposes | Laboratory |
| Melting point | 52 °C (126 °F; 325 K) | Photography |