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| CAS No.: | 1317-61-9 |
|---|---|
| Formula: | Fe3o4 |
| Colour: | Black |
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| TEST ITEMS | SPECIFICATION |
| APPEARANCE | BLACK POWDER |
| CONTENT OF Fe3O4 | 90% min |
| pH VALUE | 5-8 |
| DENSITY | 4.5 g/ml |
| SHADE | CLOSE TO STANDARD |
| OIL ABSORPTION | 10-20% |
| RESIDUE ON 320 MESH | 0.3% max |
| WATER SOLUBLE | 0.3% max |
| VOLATITE 105 °C | 1.0% max |
| TINTING STRENGTH | 98-102 % |
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