Chrome Oxide Green GN grade is similar to Byer GN grade, it is green powder with strong coloring strength and good dispersion.specilized in coating and paint making. Detailed specifications, as follows, Commodity Chrome Oxide Green Code BC-GN Items specifications Description Green powder Purity 98.0% min Water soluble salts 0.40% max Moisture 0.20% max Residue on 500 mesh 0.30% max Cr+ 6 10ppm max PH 5-8 sio2+ AL2O3 0.1% max D50 0.6-0.8um