disodium 3-[[4-[[4-amino-6(or 7)-sulphonatonaphthyl]azo]phenyl]azo]-6-[(2,4-diaminophenyl)azo]-4-hydroxynaphthalene-2-sulphonate price

Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended

Updated Date: 2021-07-26 18:31:53

Purity: 98.0%

Product Detail: 2-Naphthalenesulfonicacid, 3-[2-[4-[2-[4-amino-6(or7)-sulfo-1-naphthalenyl]diazenyl]phenyl]diazenyl]-6-[2-(2,4-diaminophenyl)diazenyl]-4-hydroxy-,sodium salt (1:2)