(7-dimethylaminophenothiazin-3-ylidene)-dimethylazanium chloride trihydrate (7-dimethylaminophenothiazin-3-ylidene)-dimethyl-ammonium chloride trihydrate (7-dimethylamino-3-phenothiazinylidene)-dimethylammonium chloride trihydrate (7-dimethylaminophenothiazin-3-ylidene)-dimethyl-azanium chloride trihydrate 7220-79-3 Phenothiazin-5-ium, 3,7-bis(dimethylamino)-, chloride, trihydrate ST5406156 NCGC00091924-01 3,7-Bis(dimethylamino)phenothiazin-5-ium chloride trihydrate C.I. Basic Blue 9 trihydrate C.I. Basic Blue 9, trihydrate (8CI) Methylene Blue [USAN] Methylene Blue trihydrate