Free release

89276-44-8 2,7-naphthalenedisulfonic acid,5-amino-4-hydroxy-3-[(8-hydroxy-3,6-disulfo-1-naphthalenyl

service@apichina.com
Product Name 2,7-Naphthalenedisulfonic acid,5-amino-4-hydroxy-3-[(8-hydroxy-3,6-disulfo-1-naphthalenyl)azo]-,tetrapotassium salt
CAS No. 89276-44-8
Molecular Formula C20H15N3O14S4・4K