Another name: Sodium dichromate
Molecular formula: Na2Cr2O7O2H2O
Specific gravity: 2.52(13°C)
Appearance: Orange red aciform or small granular crystal.
Standard: GB1611-92
Index: GB1611--92
Index name |
Index |
||
Premium grade |
First grade |
Salable product |
|
| (Na2Cr2O7O2H2O)%≥ | 99.3 |
98.3 |
98.0 |
| Sulfate(SO4)%≤ | 0.20 |
0.30 |
0.40 |
| Chloride(CL-)%≤ | 0.10 |
0.10 |
0.20 |
Packing: 50kg in cloth and paper composited bag.
Uses:
Used in the preparation of chromic anhydride,chrome oxide green and potassium dichromate. Oxidant, finishing agent, used in dyeing and printing , planting, pharmaceutical industry. The tannage in leather agent.
manufacturability: 15000 Tons / Year