Iron oxide Black 772
Appearance: Black powder
Specification:
Content: 93%
Moisture: 1.0%
Water-soluble Matter: 0.5%
45UM Sieve Residue: 0.3%
PH Value: 5-8
Oil Absorption: 15-25
Tinting strength : 95-105%
Density approx: 4.5-5.0 cm3