2-Naphthalenesulfonic acid, 4-hydroxy-3-2-methoxy-5-methyl-4-(4-sulfophenyl)azophenylazo-7-(phenylamino)-, compd. with nitrilotris(2,1-ethanediyloxy)trispropanol (1:2);4-Hydroxy-3-[2-methoxy-5-methyl-4-[(4-sulfo- phenyl)azo]phenyl]azo-7-(phenylamino)-2- naphthalenesulfonic acid compound with (nitrilotris(2,1-ethane diyloxy)]tris(propanol) (1:2)
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