Commodity: 　Iron　oxide　(red, 　yellow, 　blue　, brown, 　black, 　green)

Chemicals　formula: 　Fe2o3

Appearance: 　red, 　yellow, 　blue, 　brown, 　black, 　green　powder

Specification:

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 　

Usage: 　Construction, 　Coating　& 　Paint, 　Ink, 　Rubber, 　Plastic, 　etc