2-[4-[[4-[[1-ethyl-1,6-dihydro-2-hydroxy-4-methyl-6-oxo-5-(sulphomethyl)-3-pyridyl]azo]benzoyl]amino]phenyl]-6-methylbenzothiazole-7-sulphonic acid price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2021-07-26 18:31:42
Purity: 98.0%