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Direct Black 19
CAS Number:6428-31-5
Synonyms disodium 4-amino-3,6-bis[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate;2,7-Naphthalenedisulfonic acid, 4-amino-3,6-bis4-(2,4-diaminophenyl)azophenylazo-5-hydroxy-, disodium salt;RIFAZOLBLACKGR;Direct black 19 (C.I. 35255);Bl
Formula C34H27N13Na2O7S2
MW 839.77062
Chemical Structure 6428-31-5,Direct Black  19
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