DIRECT BLACK 19 6428-31-5, China DIRECT BLACK 19 6428-31-5 Manufacturers, China DIRECT BLACK 19 6428-31-5 Suppliers

DIRECT BLACK 19

Category :

Dyestuffs and Pigments

EC NO : 229-208-1

Molecular Formula : C₃₄H₂₇N₁₃Na₂S₂O₇

Main Specifications :

Synonyms : C.I. 35255;C.I. Direct Black 19;C.I. Direct Black 19 (VAN);C.I. Direct Black 19, disodium salt;Direct Fast Black G;C.I.Direct Black 19;disodium (3E)-5-amino-6-[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-3-(2-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonate;(3E)-5-amino-6-[(E)-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}diazenyl]-3-(2-{4-[(E)-(2,4-diaminophenyl)diazenyl]phenyl}hydrazinylidene)-4-oxo-3,4-dihydronaphthalene-2,7-disulfonic acid;Direct Black G;

Molecular Structure:

Send your inquiry to DIRECT BLACK 19 supplier

Company：	Dezhou Hongwei Industry & Trade Co., Ltd.
Contact：	Mr. Zhang
Phone：	+86-534-8652888 8652222 8652555
Mobile phone：
Fax：	+86-534-8652999
E-mail：	Contact Supplier
Website：	http://www.dzhongwei.com
Address：	Qianhou Village, Zhengjiazhai Town, Lingxian County, Shandong, China.
Zip Code：	253500