Chromtrioxid

chromium trioxide Other name: chromic acid ,chromic anhydride Chemical formula: CrO3 Cas no.: 1333-82-0 Melting point: 197 centigrade degree Specific gravity: 2.7 Brand name: JINYA Appearance: dark purplish-red flake Package: 50kg iron drum Spec: Standard : GB/T1610-1999 Item Excellence grade First grade Passed grade CrO3 ≥ 99.7 99.5 99 Water insoluble ≤ 0.02 0.03 0.10 Sulfate ( SO4) ≤ 0.06 0.15 0.30 Na+ ≤ 0.05 -------- ------ Cl ≤ 0.05 Fe ≤ 0.05 Package: 50kg iron drum Usage: Mainly used in electroplating, electrolytic refining chrome, also be used in organic dyes, synthetic rubber, oil refining, catalysts industries.