Numero di registro CAS
CAS 7143-21-7 — Violeta β-naftolo
Beta-Naphthol violet is a synthetic azo dye primarily used as a pH indicator in analytical chemistry and as a colorant in textiles, plastics, and cosmetics. It changes color in acidic and alkaline conditions, making it valuable for titration and quality control applications. This chemical has a CAS number of 7143-21-7, a molecular formula of C16H9N3Na2O9S2, and a molecular weight of 497.37. It should be stored at ambient temperatures and carries a signal word of "Warning" for safety. Molekula supplies beta-Naphthol violet from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Prodotti Molekula per numero CAS 7143-21-7
Molekula fornisce chimici fini e biochimici dal 2000 da impianti certificati ISO 9001:2015 e ISO 14001:2015. Ogni lotto spedito viene registrato con un numero di lotto e abbinato a un Certificato di Analisi, mentre le Schede di Sicurezza sono disponibili in cinque lingue.