... colorant, smelting metal chromium, chromic carbide... Specifications1 Chrome Oxide Green 99% 2 cr2o3 with hight quality,SGS inspection 3 best ... Character It is cubic crystal system or amorphous powder, olive green, which has metallic luster. its gravity is 5.21, ... It is also used for making sun-proof coating, abrasive, green polishing compound, refractory materials and special printing ink for printing ...