dipotassium 4,4'-bis[(4-hydroxyphenyl)azo]stilbene-2,2'-disulphonate price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2022-02-12 16:39:39
Purity: 98.0%
Product Detail: dipotassium 4,4'-bis[(4-hydroxyphenyl)azo]stilbene-2,2'-disulphonate