Item | Iron Oxide Red 130 | Iron oxide Red 190 | Iron oxide Brown 610 | Iron Oxide Black 780 | Iron oxide Yellow 313 | Iron Oxide Blue |
Fe2O3/Fe3O4≥% | 96 | 95 | 92 | 93 | 86 | |
105°C Moisture ≤% | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
Water soluble salts ≤% | 0.3 | 0.3 | 0.5 | 0.5 | 0.3 | 0.5 |
Residue on 45um ≤% | 0.2 | 0.20 | 0.30 | 0.3 | 0.3 | 0.3 |
PH-value | 3.5-8 | 3.5-8 | 4-7 | 5-8 | 3.5-7 | |
Oil absorption | 15-25 | 15-25 | 20-30 | 12-25 | 25-35 | |
Tinting strength % | 95-105 | 95-105 | 95-105 | 95-105 | 95-105 | 95-105 |
Density approx / cm3 | 5.0-5.1 | 5.0-5.1 | 4.8 | 4.5-5.0 | 4.0-4.3 |