Numéro CAS

CAS 62625-30-3 — Sodium 3,3′-bis(4-bromophenyl)-4,4′-dihydroxy-5,5′-diphenyl-2,2′-disulfonate

Bromocresol Purple sodium salt is a synthetic pH indicator dye used in biochemical assays, titrations, and buffer preparations to detect pH changes between 5.2 and 6.8. It appears purple in alkaline solutions and yellow in acidic ones, making it ideal for analytical applications. Catalogue details: CAS 62625-30-3, molecular formula C21H15Br2O5S·Na, molecular weight 562.20 g/mol. Store at ambient conditions. Signal word: Warning. Molekula supplies Bromocresol Purple sodium salt from research to bulk quantities with full documentation and ISO 9001:2015 traceability.