Crystal Chromic Acid usedwood preservative/medicine/catalyst  

Crystal Chromic Acid Dark red crystal, used in wood preservative, medicine, catalyst, pigment, oxidizer, glass coloring, fabric mordant manufacturing.  Raw materials for making oxidation catalysts Crystal Chromic Acid (1) CrO3 ω/% ≥99.8 (2) Na＋≤ 0.08 (3) Cl－≤ 0.004 (4) So42-ω/%≤ 0.003 (5) Insoluble ω/%≤ 0.001