PERFORMACIDE uses a pre-measured pouch that when immersed in the corresponding amount of water creates a chlorine dioxide solution in. It requires 60 minutes to reach full activation and the ClO2 solution lasts 15 days when stored in an oxidation-proof, dark closed or sealed container in a cool dark location. PERFORMACIDE Hard Surface Disinfectant is for use on hard, non-porous surfaces as a Disinfectant, Sanitizer, Tuberculocide, Slimicide and Deodorizer. As a disinfectant at 100 PPM full strength with 10 minute exposure time, PERFORMACIDE kills Human Coronavirus 229E (HCoV-229E), MRSA, Staphylococcus aureus, Listeria, Trichophyton mentagrophytes (athletes foot), Enterococcus faecalis, Salmonella, TB. As a Virucide*, Performacide kills HIV-1, Hepatitis A, Herpes Simplex-2, Rhinovirus, Influenza-A, Rhinovirus, Canine Parvovirus, feline calicivirus and Vaccinia virus. PERFORMACIDE kills odor causing bacteria mold & mildew. Using EPA label directions, PERFORMACIDE can be diluted to 20 ppm for use as a sanitizer on non-food contact surfaces and 5 ppm for use as a sanitizer on food contact surfaces. For disinfecting, wet the area to be treated with a mop sponge, or pressurized tank sprayer and allow to air dry. This product can be applied to walls, floors, furniture, stainless steel, glass, vinyl, or other hard non-porous surfaces. For sanitizing hard non-porous, food contact surfaces dilute to 5 ppm and allow 5 minutes of exposure time. For sanitizing hard non-porous, non-food contact surfaces dilute solution to 20 ppm and allow 5 minutes of exposure time. Please see inner label instructions for dilution tables and ratios. To test activated solutions after storage or dilution use chlorine dioxide test strips for concentrations with a range of 0 ppm up to 500 ppm.