Patent ID: 6245361
Filing Date: 2001-06-12
Classification: A01N

Abstract:
A method of disinfecting a surface containing tubercule bacilli comprising applying to that surface a synergistic aqueous composition comprising, as disinfecting agents, an amount of a chlorine-containing bleach compound effective to provide from about 1,100 to about 2,500 parts per million by weight of available chlorine level and from about 600 to about 800 parts per million by weight of a bactericidal organic quaternary ammonium compound, wherein the bleach compound is selected from the group consisting of sodium hypochlorite, potassium hypchlorite, potassium dichloroisocyanurate and sodium dichloroisocyanurate and the quaternary ammonium compound is selected from the group consisting of di(C.sub.8 -C.sub.12 alkyl)dimethylammonium halides, (C.sub.12 -C.sub.18 alkyl)dimethylbenzylammonium halides, (C.sub.12 -C.sub.18 alkyl)dimethylethylbenzylammonium halides, and mixtures thereof.