We are professional manufacturer and exporter of Iron Oxide , herewith please find our specification as follow: Specification: Iron Oxide Red Y101/110/120/130 Appearance: Red Power Specification: Content: 96% Moisture: 1.0% PH Value: 5-7 Oil Absorption: 15-25 Water-soluble Matter: 0.3% Volatile (105 D): 0.8% 45UM Sieve Residue: 0.5% Iron Oxide Red Y190 Appearance: Red Power Specification: Content: 95% Moisture: 1.0% PH Value: 5-7 Oil Absorption: 15-25 Water-soluble Matter: 0.3% Volatile (105 D): 0.8% 45UM Sieve Residue: 0.5% Iron Oxide Yellow Y311/313 Appearance: Yellow Power Specification: Content: 86% Moisture: 1.0% PH Value: 4-6 Oil Absorption: 25-35 Water-soluble Matter: 0.3% Volatile (105 D): 0.8% 45UM Sieve Residue: 0.5% Packing: 25 kgs in net bag, 23 mts in the 20'FCL (Iron Oxide Red), 13 mts/ 20'FCL (Iron Oxide Yellow) Uses: Construction, Coating & Paint, Ink, Rubber, Plastic, etc..