Physical property:High-purity pigment. Insoluble, but miscible in water & oils.Fine powders with a slight unique odor. non-toxic, non-irritating, non-bleeding and moisture resistant.Characters:Good dispersion un-penetrability to the ultraviolet radiation stablein normal temperature and sunlight.......

Usage:
| TEST ITEMS | SPECIFICATION |
| APPEARANCE | BROWN POWDER |
CONTENT OF Fe 2 O 3 | 88% min |
| pH VALUE | 3.5-7.0 |
| SHADE | CLOSE TO STANDARD |
| OIL ABSORPTION | 20-30% |
| 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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