2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[ 4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2023-10-17 05:17:06
Purity: 98.0%
Product Detail: 2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis[ 4-hydroxy-3-[(2-methylphenyl)azo]-, disodium salt