1. Chrome oxide green ceramics grade 2. Chrome oxide green pigment grade 3. Chrome oxide green abrasive grade 4. Chrome oxide green low hexavanlent chrome grade 5. Chrome oxide green high purity grade 6. Chrome oxide green metallurgical grade 7. Chrome oxide green refractory grade Chrome oxide green ceramic grade Formula: Cr2o3. Cr2o3 content:99%min. Tinting strength:100+/-5% Oil absorption:15-25% Fineness(residue through 325mesh):0.3%max. Water soluble matter:0.3%max. Moisture:0.2%max. Chrome Oxide Green paint grade, similar to Bayer GN grade, Spec: Cr2O3:98.5%-99.5% Cr6+:5ppm max. Water soluble salt:0.3% max. PH value:5-7 SiO2+Al2O3:0.10% max. LOI at 1000 centigrade degree:0.40% max. Bulk density:1.0-1.3g/ml. Oil absorption:12g/100g 325mesh residue:0.10% max. Packing: in 25 kgs bags or 1000 kgs bags. Environment Protect Grade Chromium Oxide: The environment protect grade chromium oxide can satisfy for Europe and American request of environment protect. Cr2O3:99% min. Cr6+:5 ppm max. Matter soluble in water:0.3% max. Residue on a sieve of 325mesh:0.2% max. Oil absorption:15~25% Packing: In 25 kgs bags.