CAS Registry Number

CAS 16470-24-9 — Blankophor, Phorwhite BBU

Blankophor Phorwhite BBU is a brightening agent, specifically an optical brightener used in textiles, detergents, and paper to enhance whiteness and improve brightness under UV light. It is a fluorescent whitening agent that absorbs ultraviolet light and re-emits it as visible blue light, creating a whiter appearance. This chemical has a CAS number of 16470-24-9, with the molecular formula C40H40N12Na4O16S4 and a molecular weight of 1165.04 g/mol. It is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Blankophor Phorwhite BBU from research to bulk quantities with full documentation and ISO 9001:2015 traceability.