disodium 4-amino-3,6-bis[(4-aminophenyl)azo]-5-hydroxynaphthalene-2,7-disulphonate price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2023-09-30 10:05:51
Purity: 98.0%
Product Detail: disodium 4-amino-3,6-bis[(4-aminophenyl)azo]-5-hydroxynaphthalene-2,7-disulphonate