Free release

89273-38-1 2-naphthalenesulfonic acid,7-amino-4-hydroxy-3-[(7-sulfo-2-naphthalenyl)azo]-, disodium s

service@apichina.com
Product Name 2-Naphthalenesulfonic acid,7-amino-4-hydroxy-3-[(7-sulfo-2-naphthalenyl)azo]-, disodium salt
CAS No. 89273-38-1
Molecular Formula C20H15N3O7S2・2Na