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Anhydrite chromate powder  Chrome oxide green (chromic oxide)
Quality standard:GB/T1610-89
Index item |
Index |
Best quality |
First quality |
Qualified products |
| Anhydrite chromate (CrO3) content≥ |
99.7 |
99.5 |
99.0 |
| Content of insoluble substance in water≤ |
0.02 |
0.03 |
0.10 |
| Sulfate(SO4) content≤ |
0.06 |
0.15 |
0.30 |
| Sodium(Na) content≤ |
0.05 |
- |
- |
| Use: |
 Material of refractory material (gunning refractory ), plating, oxidation accelerant, oxidant, pigment, catalyzer, wood preservation , water-proofing agent and medicine etc.. |
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