disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-4-nitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2021-07-26 18:31:54
Purity: 98.0%
Product Detail: disodium 4-[[2,4-dihydroxy-5-[(2-hydroxy-4-nitrophenyl)azo]-3-[(4-nitrophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate