Sulphon Black S
CAS No. 6492-58-6
Sulphon Black S;4-[[4-[(4-Aminophenyl)azo]-1-naphthalenyl]azo]-3-hydroxynaphthalene-2,7-disulfonic acid disodium salt;C.I.27230;C.I.Acid Black 23
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CH3BO 79723-21-0
largomycin 79748-87-1