Numéro CAS

CAS 531-53-3 — Azure A, certified (C.I. 52005)

Azure A (C.I. 52005) is a synthetic triarylmethane dye used primarily in biological and chemical staining, including pH indicators and microbial detection. This certified reagent features a bright blue hue in solution, widely applied in laboratories for microscopy, titrations, and analytical assays. CAS 531-53-3, molecular formula C14H14ClN3S, molecular weight 291.80 g/mol. Stable at ambient conditions with no signal word hazard classification. Molekula supplies Azure A from research to bulk quantities with full documentation and ISO 9001:2015 traceability.