disodium 4,4'-[(1,8-dihydroxy-9H-carbazole-2,7-diyl)bis(azo)]bis(benzenesulphonate) price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2021-07-26 18:31:49
Purity: 98.0%
Product Detail: disodium 4,4'-[(1,8-dihydroxy-9H-carbazole-2,7-diyl)bis(azo)]bis(benzenesulphonate)