Acid Brown 121 price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2021-07-26 18:31:53
Purity: 98.0%
Product Detail: disodium 5-[[2,4-dihydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]phenyl]azo]-4-hydroxy-3-[(4-nitrophenyl)azo]naphthalene-2,7-disulphonate