disodium 4-hydroxy-3-phenylazo-5-((p-tolyl)sulphonylamino)naphthalene-2,7-disulphonate 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-hydroxy-3-phenylazo-5-((p-tolyl)sulphonylamino)naphthalene-2,7-disulphonate