Direct Black 9
C.I. 31565; C.I. 31560; C.I. Direct Black 9 (VAN) (8CI); C.I. Direct Black 9; -; disodium 8-amino-5-[(E)-{4-[(2Z)-2-{7-[(E)-(2,4-diaminophenyl)diazenyl]-1-oxo-3-sulfonatonaphthalen-2(1H)-ylidene}hydrazinyl]phenyl}diazenyl]naphthalene-2-sulfonate
232-321-9
C32H23N9Na2O7S2
755.6907
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