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DIRECT BLACK 9

DIRECT BLACK 9

Category :

Dyestuffs and Pigments/Direct Dyes

CAS NO : 8003-62-1
EC NO : 232-321-9
Molecular Formula : C32H23N9Na2O7S2
Main Specifications :
Synonyms : C.I. 31565;C.I. 31560;C.I. Direct Black 9 (VAN) (8CI);C.I. Direct Black 9disodium 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;
DIRECT BLACK 9
Molecular Structure:DIRECT BLACK 9 8003-62-1
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Company：
    Dragon Chemical Group Co.,China
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 http://www.dragon-chem.com
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Zip Code：
 310016
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