sodium 5-[(4-ethoxyphenyl)azo]-8-[(2-methoxyphenyl)azo]naphthalene-2-sulphonate price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2023-10-10 10:39:19
Purity: 98.0%
Product Detail: sodium 5-[(4-ethoxyphenyl)azo]-8-[(2-methoxyphenyl)azo]naphthalene-2-sulphonate