1,3,4-Thiadiazolium, 5-(bis(1-methylethyl)amino)-2-((4-(dimethylamino)phenyl)azo)-3-methyl-, trichlorozincate(1-) 5-(Diisopropylamino)-2-((4-(dimethylamino)phenyl)azo)-3-methyl-1,3,4-thiadiazolium trichlorozincate(1-) 93783-70-1 EINECS 298-265-2