Synonyms: Chrome Alum Grade: ACS reagent Purity Limit: 98.0-102.0% (Titration) CAS No.: 7788-99-0 Molecular Formula: CrK(SO4)2·12H2O Molecular Weight: 499.4 MDL No.: MFCD00149917 Appearance: Purple or very dark purple or black crystals. Comments: It is used in preparation…