disodium 4-[[3,5-bis[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2023-02-25 07:47:54
Purity: 98.0%
Product Detail: disodium 4-[[3,5-bis[(3-amino-4-nitrophenyl)azo]-2,4-dihydroxyphenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate