2,7-Naphthalenedisulfonic acid, 4-[[3-[(3-amino-4-nitrophenyl) azo]-2,4-dihydroxyphenyl]azo]-5-hydroxy-, disodium salt price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2022-06-25 02:13:50
Purity: 98.0%
Product Detail: 2,7-Naphthalenedisulfonic acid, 4-[[3-[(3-amino-4-nitrophenyl) azo]-2,4-dihydroxyphenyl]azo]-5-hydroxy-, disodium salt