25867-21-4 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride, compound with zinc chloride 6372-69-6 7057-62-7 EINECS 228-905-8 Phenothiazin-5-ium, 3,7-bis(dimethylamino)-, chloride, compd. with zinc chloride (ZnCl2)