| Article No. | 01161 |
| Purity | 99.5% |
| Molecular Formula | (NH4)2Cr2O7 |
| H.S. Code | 2841.5090 |
| Grade | AR |
| CAS No. | 7789-09-5 |
| Molecular Weight | 252.06 |
| Shelf Life | 60 Months |
| Physical state at 20 °C | Solid | Colour | Orange to red | ||||
| Odour | Odorless | pH value | 3 - 4 | ||||
| Melting point/ Freezing point [°C] | 170 °C | Decomposition point [°C] | 170 °C | ||||
| Auto-ignition temperature [°C] | 218°C | Density [g/cm3] | 2.15 | ||||
| Solubility in water [% weight] | 360 g/l (20°C) | Oxidising properties | The substance or mixture is classified as oxidizing with the subcategory 2 | ||||
| Appearance | Orange colored crystalline powder | Assay (on anhydrous basis) | Min 99.5% |
| Insoluble matter | Max 0.005% | Chloride (Cl) | Max 0.005% |
| Sulphate (SO4) | Max 0.01% | Loss on drying (at 105°C) | Max 3.0% |
| Calcium (Ca) | Max 0.0025% | Sodium (Na) | Max 0.02% |
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Symbol: GHS03, GHS05, GHS06, GHS08, GHS09
Signal Word: Danger
UN No.: 1439
IMCO Class No.: 5.1
Packing Group: II
Hazardous Statement: H272-H301-H312-H314-H317-H330-H334-H340-H350-H360FD-H372-H410
Precaution Statement: P210-P260-P264-P273-P280-P301+P310-P303+P361+P353-P304+P340+P310-P305+P351+P338