Effective in the presence of 5% blood serum, TB-Cide Quat is suitable for clean-ups per the Bloodborne Pathogen Standard and is effective against SARS-CoV-2, MRSA & CA-MRSA, VRE, Canine Parvovirus, Norwalk Virus, and many other pathogens of concern. Proven effective against Norovirus and Mycobacterium Tuberculosis. Fungicidal effective against Athlete's Foot fungus.