[diethyl(4-methyl-2-oxo-2H-benzopyran-7-yl)]ammonium sulphate (2:1) price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2023-11-27 01:26:24
Purity: 98.0%
Product Detail: [diethyl(4-methyl-2-oxo-2H-benzopyran-7-yl)]ammonium sulphate (2:1)