disodium 4,4'-[(4,6-diamino-1,3-phenylene)bis(azo)]bisnaphthalene-1-sulphonate 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 4,4'-[(4,6-diamino-1,3-phenylene)bis(azo)]bisnaphthalene-1-sulphonate