bis[2-[[4-[ethyl(2-hydroxyethyl)amino]phenyl]azo]-6-methoxy-3-methylbenzothiazolium] tetrachlorozincate

Benzothiazolium, 2-4-ethyl(2-hydroxyethyl)aminophenylazo-6-methoxy-3-methyl-, (T-4)-tetrachlorozincate(2-) (2:1)