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Direct Blue 15CAS: 2429-74-5

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Synonyms: 2,7-Naphthalenedisulfonicacid,3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[5-amino-4-hydroxy-,tetrasodium salt (9CI);C.I. Direct Blue 15 (8CI);Direct Sky Blue (6CI);Airedale Blue D;Aizen Direct Sky Blue 5B;AmanilSky Blue;Atul Direct Sky Blue;Benzanil Sky Blue;Benzo Sky Blue A-CF;Benzo Sky Blue S;C.I. 24400;Chloramine Sky Blue 4B;Chrome Leather Pure Blue;Cresotine Pure Blue;Diacotton Sky Blue 5B;DiamineBlue 6B;Diaphtamine Pure Blue;Diazol Pure Blue 4B;Diphenyl Sky Blue 6B;Direct Blue 15;DirectBlue FFN;Direct Blue HH;Direct Lake Blue 5B;DirectPure Blue;Direct Sky Blue 5B;EnianilPure Blue AN;Hispamin Sky Blue 3B;Kayafect Blue Y;KayakuDirect Sky Blue 5B;Methyl Violet 5BN;Niagara Blue 4B;Niagara Sky Blue;Nippon SkyBlue;Paper Blue S;PhenamineSky Blue A;Pontamine Sky Blue 5BX;Shikiso Direct Sky Blue5B;Sky Blue 4B;Sky Blue 5B;Vondacel Blue HH; Classification: Direct Dye
EINECS: 219-385-3 Molecular Formula: C34H24N6Na4O16S4
Melting Point: Boiling Point: °Cat760mmHg
Stability: Water Solubility:
Refractive index: Flash Point: °C
Purity: Appearance: Deep purple to dark blue microcrystalline powder
HazardClass: Brand Name:
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Detailed Description

Index Number : C.I.Direct Blue 15 24400

Other Name : Direct Sky Blue 5B Aizen Direct Sky Blue 5BH HCC ); Apollo Direct Sky Blue 5B THC ); Cartasol Blue 2GF Clariant ); Derma Blue R Clariant ); Diacotton Sky Blue 5B Dystar ); Diapaper Blue G Dystar ); Dinamine Direct Sky Blue FF DNT ); Direct Sky Blue 5B CNC NSK ); Everdirect Sky Blue 5B ECI ); Kayafect Blue C KYK ); Kayafect   Blue Y KYK ); Kayaku Direct Sky Blue 5B KYK ); Levacell Blue S Dystar ); Mitsui Direct Sky Blue 5B MDW ); Pergasol Blue RA RAN CGY ); Shangdirect Sky Blue 5B SHD ); Shikiso Direct Sky Blue 5B KYK ); Tertrodirect Blue FF NEW CKC

Purity: 100%

Quality Specification : GB 1650-82






Blue Even Powder

Insoluble in water



Up To Standard


Up To Standard



Size Residue Through 80 Mesh Sieve




Package: 25Kg in Bag/Carton/Drum

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Last Login:2012-08-13

Bonnee Zhang

Address:South of Shiliangzhuang, Gaoyi County