4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulphonic acid price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2023-10-10 10:17:15
Purity: 98.0%
Product Detail: 4,4'-bis[(4-ethoxyphenyl)azo]stilbene-2,2'-disulphonic acid