Sodium Bichromate
| PROPERTIES | |
| Properties | |
| Chemical formula | Na2Cr2O7 |
| Boiling point | 400 °C (752 °F; 673 K) decomposes |
| Density | 2.52 g/cm3 |
| Melting point | 356.7 °C (674.1 °F; 629.8 K) |
| Molar mass | 261.97 g/mol (anhydrous) |
| 298.00 g/mol (dihydrate) | |
| SPECIFICATION | ||
| Specification | ||
| Main substance (Na2Cr2O3), min | : | 98,9% |
| Main substance in coversion to CrO3, min | : | 75.50% |
| Sulphates in conversion to SO4, max | : | 0,1% |
| Chlorides in conversion to Cl, max | : | 0,2% |
| ater insoluble residue, max | : | 0,01% |
| Main substance (Fe), max | : | 0,001% |
| pH of water, min | : | 3,5 |