Disodium 7,7'-(carbonyldiimino)bis(4-hydroxynaphthalene-2-sulphonate) (CAS RN 20324-87-2) with a purity by weight of 80 % or more
Export authorization (Dual use)
condition:B,certificate:X002,action:25|condition:B,certificate:9Y10,action:25|condition:B,action:05