On August 28, 2019, the U.S. Environmental Protection Agency (EPA) released the Frequently Asked Questions (FAQ) web resource for the Series 810 – Product Performance Test Guidelines: Antimicrobial Efficacy Test Guidelines. As of August 28, 2019, efficacy testing should be in compliance with the following Product Performance Test Guidelines published by EPA in February 2018: The guidelines provide recommendations for the design and execution of laboratory studies to...