PROBLEM TO BE SOLVED: To provide a solidified bactericidally disinfectant composition eliminating problems involved in liquid compositions such as retrieving relevant containers, excellent in solubility to water with no dregs left behind, causing no stickinesses in making a weighing and/or a diluting operation, and easily to be used in the livestock industry, medical institutions, food factories, etc.SOLUTION: The solidified bactericidally disinfectant composition is provided, which is obtained by blending urea with a liquid bactericidally disinfectant composition containing a quaternary ammonium salt compound as an active ingredient.COPYRIGHT: (C)2012,JPO&INPIT【課題】容器回収など液状組成物の問題を解消するとともに、水への溶解性が優れ、残滓が生じることもなく、計量や希釈作業時にべとつきを生じず、畜産、医療機関、食品工場などにおいて簡便に使用される、固形化した殺菌消毒剤組成物を提供する。【解決手段】4級アンモニウム塩化合物を有効成分として含有する液状の殺菌消毒剤組成物と、尿素とを混合することにより固形化した殺菌消毒剤組成物。【選択図】なし