Direct Sky Blue 5B (C.I. Direct Blue 15)

CAS: 2429-74-5

Formula: C34H24N6O16S4Na4

EINECS: 219-385-3

for the following products 2,7-Naphthalenedisulfonicacid,3,3'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[5-amino-4-hydroxy-,sodium salt (1:4) | Direct blue 15 and Direct Sky Blue 5B (C.I. Direct Blue 15)