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Direct Black 19
CAS No 6428-31-5 , Direct Black 19
Name:
Direct Black 19
Synonyms:
Direct Black 19;Disodium 4-amino-3,6-bis[[4-[(2,4-diaminophenyl)azo]phenyl]azo]-5-hydroxynaphthalene-2,7-disulphonate;-;
CAS Registry Number:
6428-31-5
Density:
1.727g/cm
3
Refractive index:
1.817
Water Solubility:
easily soluble in water, slightly soluble in ethanol, acetone
Safety Statements:
Mutation data reported. When heated to decomposition it emits toxic vapors of NO
x
and SO
x
.
EINECS:
229-208-1
Molecular Weight:
839.77
InChI:
InChI=1/C34H29N13O7S2.2Na/c35-18-1-11-26(24(37)15-18)44-40-20-3-7-22(8-4-20)42-46-32-28(55(49,50)51)13-17-14-29(56(52,53)54)33(34(48)30(17)31(32)39)47-43-23-9-5-21(6-10-23)41-45-27-12-2-19(36)16-25(27)38;;/h1-16,48H,35-39H2,(H,49,50,51)(H,52,53,54);;/q;2*+1/p-2/b44-40+,45-41+,46-42+,47-43+;;
Molecular Formula:
C34H27N13Na2O7S2
Molecular Structure:
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6428-31-5 Direct Black 19
Shijiahzhuang Liangtai Chemicals Export and Import Co
[Importer/Exporter]
Tel: 86-0311-67665081
Fax: 86-0311-67665227
Address: 4-2-1102 DiJingCheng,NO250.Road gongnong,ShiJiaZhuang Shijiazhuang,HebeiChina
6428-31-5 Direct Black 19
Jinhua Shuanghong Chemical Co., Ltd.
null
Fax: 86-579-82373068
Address: Yafan Town,Wucheng District,Jinhua Zhejiang China null,nullChina
6428-31-5 Direct Fast Black G
PO WAI INDUSTRIAL CO.
[Manufacturers]
Tel: 86-20-83594924
Fax: 86-20-83589846
Address: Flat null,nullChina
6428-31-5 Direct Fast Black G
Hebei Zhicheng Chemical Group Co.,Ltd.
null
Fax: +86-534-7883896
Address: 9 xingping road pingyuan country ,china null,nullChina
6428-31-5 Direct Fast Black G
Hebei Zerich Industrial Co., Ltd
null
Tel: +86-311-85368955 85368966
Fax: +86-311-85368977
Address: 351, Youyi North Street,Shijiazhuang, 050071,China. null,nullChina
6428-31-5 Direct Black 19
Tianjin Yadong Chemical and Dyestuff Factory
[Manufacturers]
Tel: 86-22-63130875
Fax: 86-22-63131148
Address: Address:Donghetong, Dagang District, Tianjin -300273, China Tianjin,TianjinChina
6428-31-5 Direct Black 19
Shijiazhuang Liangtai Chemicals Import and Export Co,.Ltd
[Manufacturers]
Fax: 86031167665227
Address: 4-2-1102 DiJingCheng,NO250.Road gongnong,ShiJiaZhuang Shijiazhuang,HebeiChina
6428-31-5 DIRECT FAST BLACK G
Tianjin city modern chemical Co., Ltd.
[Manufacturers]
Tel: +86-22-2397 7777 ,8396 2221 ,2388 3358
Fax: +86-22-83962222 , 83962215
Address: bridge No.16 Waihuanxian Jiefangnan Road Tianjin Tianjin,TianjinChina
6428-31-5 Direct Black G 19
Direct Black G 19Direct Black G 19, 150%
Hebei Light Industrial Products I/E corp ltd
[Manufacturer]
Tel: 0086 13831105749
Fax: 0086 311 87816151
Address: No. 26 zhongjiu road050071 shijiazhuangCHINA shijiazhuang,nullChina
6428-31-5 Direct Black 19
BeiQi Trading Co., Limited
[Trading Company]
Tel: 86-22-87797891
Fax: 86-22-87797893
Address: No. 62-3-501, Wankejiarifengjing, Xiqing Dist, Tianjin China TIANJIN,tianjinChina
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