Potassium dichromate
General information
General information
| Chemical formula: K2Cr2O7 | Molar Mass: 294.19 g/mol |
| Appearance: Orange solid | Density: 2.69 g/cm3 (20 °C) |
| Solub. in water: 130 g/l (20 °C) | Melting point: 398°C |
| Boiling point: ˃ 500 °C | Flash point: N/A |
| Storage temp.: Below +30 °C | Cautions: Carcinogenic, very toxic, irritant |
| R: 49-46-E21-E25-E26-37/38-41-43-50/53 | S: 53-45-60-61 |
| HS-No.: 2841 50 00 | EC-Index-No.: 024-002-00-6 |
Specification
Specification
| Assay | ≥ | 99.5 | % |
| Solubility | Conforms | ||
| Identification (potassium ) | Conforms | ||
| Melting point | ~ | 398 | ⁰C |
| Sulfate | ≤ | 0.005 | % |
| Chloride | ≤ | 0.001 | % |
| Clarity & color of solution | Conforms | ||
| Loss on drying | ≤ | 0.05 | % |
| Elemental Impurities & Heavy Metals | See COA | ||
| Residual solvents | See COA |
Ordering code
Ordering code
| Ordering code | 1 kg | 2.5 kg | 5 kg | 10 kg | 20 kg |
| P.E. | 426.05.01000.02 | 426.05.05000.02 | 426.05.10000.02 | ||
| Glass |
Hazard symbol
Hazard symbol
| Hazard Symbol |
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