Composition for Monitoring Surface Cleaning
Published February 4, 2013
US Patent No. 8,084,410 B2; Kleancheck Systems, Hingham, MA, has patented a composition for monitoring cleaning of a surface. It comprises a carrier; a transparent indicator soluble in the carrier; a transparent source of adherence (methyl cellulose) that is adherable to the surface and soluble in the carrier, and a surfactant.
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