| Classification: | Chromium Oxide Green Powder |
|---|---|
| Synonyms: | Chromium Oxide Green Powder |
| Appearance: | Green Powder |
| CAS No: | 1308-38-9 |
| Molecular Formula: | Cr2o3 |
| Molecular Weight: | 151.99 |
| Samples: |
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Audited Supplier | Molecular formula Cr2O3, relative molecular weight 151.99, this product is hexagonal crystal extraction series or amorphous olive green powder, with metallic luster. Specific gravity 5.21, melting point 2266 ± 25 ºC, boiling point 4000 ºC. Insoluble in water and acid, soluble in hot alkali metal bromate solution. It is extremely stable to light, atmosphere, high temperature and corrosive gases, has good hiding power, and is magnetic. |
| Packaging: 25KG, 40KG plastic bag jacket reinforced woven bag packaging. |
| Items | Premium | First grade | Qualified products |
| Cr2O3 %≥ | 99 | 99 | 98 |
| Cr6+ ppm %≤ | 0.005 | 0.03 | 0.03 |
| Water %≤ | 0.15 | 0.15 | 0.3 |
| Water soluble %≤ | 0.1 | 0.3 | 0.4 |
| Solution PH | 6-8 | 5-8 | 5-8 |
| Oil absorption g/100g | 15-25 | 15-25 | 15-25 |
| Residue on 325 mesh %≤ | 0.1 | 0.2 | 0.3 |
| Packing: | 50KGs Iron Drum or 1000KGs Jumb Bag or packing as per request. |
| Storare: | Storing in sealed, dry and cool condition, not exposing to air for long time, avoiding moisture. |
| Characteristics: | Pink powder, slightly soluble in inorganic acid, insoluble in water. |
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