... % is widely used as colorant of coatings,plastics,rubber,cement,building material and so on. Chrome oxide Green99%me oxide is ... widely used as colorant of coatings,plastics,rubber,cement,building material production, ItemIndexActual valueCr2O3 % ≥99.099.03moisture % ≤0.150.10Water ... musterpass muster residue on sieve % /45μm ≤0.10.1 Factory high quality Chrome oxide green 99% competitive price