Cresyl Fast Violet; 9-Amino-5-imino-5H-benzo(a)phenoxazine acetate salt; CI 5118; Purity Limit≥ 65.% (Dye content)Molecular FormulaC18H15N3O3Molecular Weight321.34CAS No151-54-MDL NoMFCD13151AppearanceDark green to almost black powderStorage TempStore at RT