Disodium 7,7'-(carbonyldiimino)bis(4-hydroxynaphthalene-2-sulphonate) (CAS RN 20324-87-2) with a purity by weight of 80 % or more
Restriction on entry into free circulation
condition:B,certificate:9009,action:29|condition:B,certificate:9010,action:29|condition:B,certificate:9017,action:26|condition:B,action:09