CASR |
: | 9/5/7789 |
Molecular Formula |
: | (NH4)2Cr2O7 |
Molecular Weight |
: | 252.07 |
| Specifications | |
|---|---|
| Description: | Orange-red crystals or crystalline powder. |
| Solubility: | Very soluble in water. |
| Assay(iodometric, after drying): | Min. 99.5% |
| Loss on drying,105°C: | 3.0% max |
| Insoluble matter: | 0.003% max |
| Chloride(Cl): | 0.001% max |
| Sulphate(SO4): | 0.01% max |
| Aluminium (Al): | 0.003% max |
| Calcium(Ca): | 0.0025% max |
| Sodium(Na): | 0.01% max |
