| Article No | A-00767 | ||
| CAS No | 7789-09-5 | ||
| HSN Code | 28415090 | ||
| Purity | 99.5% | ||
| Grade | AR | ||
| Molecular Formula | (NH4)2Cr2O7 | ||
| Molecular Weight | 252.06 | ||
| Shelf Life | 5 years | ||
500 gm
| Description | Orange coloured crystalline powder | ||
| Melting Point | 170 ºC | ||
| Solubility In Water (% weight) | 360 g/l (20 ºC) | ||
| Assay | Min 99.5% | ||
| Insoluble matter | Max. 0.003% | ||
| Loss on drying at 105°C | Max 3.0% | ||
| Chloride (Cl) | Max. 0.001% | ||
| Sulphate (SO4) | Max 0.01% | ||
| Aluminium (Al) | Max 0.003% | ||
| Calcium (Ca) | Max. 0.0025% | ||
| Sodium (Na) | Max 0.02% | ||
| pH value | 3-4 | ||