acid red 97 (c.i. 22890) price, total count: 1
Supplier: Dayang Chem (Hangzhou) Co., Ltd. Recommended
Updated Date: 2024-04-06 08:42:02
Purity: 98.0%
Product Detail: disodium 4,4'-bis(2-hydroxynaphthalen-1-ylazo)biphenyl-2,6'-disulphonate