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Direct Yellow 50

Direct Yellow 50

Category :

Dyestuffs and Pigments

CAS NO : 3214-47-9
EC NO : 221-728-7
Molecular Formula : C35H24N6Na4O13S4
Main Specifications :
Synonyms : C.I. Direct Yellow 50 (VAN);C.I. Direct Yellow 50, tetrasodium salt;C.I. Direct Yellow 50, tetrasodium salt;1,5-Naphthalenedisulfonic acid, 3,3'-(carbonylbis(imino(2-methyl-4,1-phenylene)-2,1-diazenediyl))bis-, sodium salt (1:4);Direct yellow 0;Direct Yellow 50;tetrasodium 3-[(E)-{4-[({4-[(E)-(4,8-disulfonatonaphthalen-2-yl)diazenyl]-3-methylphenyl}carbamoyl)amino]-2-methylphenyl}diazenyl]naphthalene-1,5-disulfonate;tetrasodium 3-[4-[[4-[(4,8-disulfonato-2-naphthyl)azo]-3-methyl-phenyl]carbamoylamino]-2-methyl-phenyl]azonaphthalene-1,5-disulfonate;Direct Yellow 50;
Direct Yellow 50
Molecular Structure:Direct Yellow 50 3214-47-9
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Company：
    Kelco Chemicals Co.,Ltd.
Contact：
   
Phone：
+86-21-62744350 62598819
Mobile phone：
Fax：
 +86-21-62733549
E-mail：
 marketing@kelcochem.com
Website：
 http://www.kelcochem.com
Address：
 Rm 601, Tianshan Manshion, No. 30, Tian Shan Road,Shanghai, 200336, China.
Zip Code：
 200336
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