4-hydroxy-3-[(4-nitrophenyl)azo]-5-[[(p-tolyl)sulphonyl]amino]naphthalene-2,7-disulphonic acid price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2022-02-12 00:59:34
Purity: 98.0%
Product Detail: 4-hydroxy-3-[(4-nitrophenyl)azo]-5-[[(p-tolyl)sulphonyl]amino]naphthalene-2,7-disulphonic acid