4-(4-Ethoxyphenylazo)-4'-(2-hydroxy-6,8-disulfo-1-naphthylazo)diphenyl price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2025-07-26 23:57:11
Purity: 98.0%
Product Detail: 4-(4-Ethoxyphenylazo)-4'-(2-hydroxy-6,8-disulfo-1-naphthylazo)diphenyl