On 9/10/20, The EPA published updated label claims on List N for QT-TB as effective against SARS-CoV-2, the virus that causes COVID-19 with a 1-minute contact time. Additionally, SARS-CoV-2 will be listed by name on the label. While the ; EPA's List N ;has been updated to reflect this change under EPA No: 1839-83, the change will not be reflected on the QT-TB label for 90 to 120 days as we move through current stock in the system. Refer to the CDC website ( https://www.cdc.gov/coronavirus/2019-ncov/index.html ) for additional information. QT-TB is a ready-to-use,quaternary based disinfectant designed specifically for institutional cleaning and disinfection in hospitals,nursing homes,veterinary clinics,offices,schools, motels,and hotels.It provides a high level of disinfecting against a broad spectrum of both gram negative and gram positive microorganisms. And the spray formula makes it even easier to use. Active Ingredients: n-Alkyl (60% C14,30% C16,5% C12,5% C18) dimethyl benzyl ammonium chlorides 0.105%, n-Alkyl (68% C12, 32% C14) dimethyl ethylbenzyl ammonium chlorides 0.105%. Inert Ingredients: 99.790%.