a solid cleaning concentrate composition for aqueous dilution to form a non - filming floor cleaner , said concentrate comprising a major portion of a carrier for inertly containing the active ingredients of said concentrate in a solid cast mass prior to dilution , said active ingredients comprising an effective amount of a surfactant component for imparting wettability and lypophilic solubilizing character to said non - filming floor cleaner an effective amount of a solubilizer for solvating fatty oils and grease on the surface of application , and an effective amount of alkali for maintaining said non - filming floor cleaner above a ph of 9 . 0 upon dilution .