Log Kill or Log Reduction is a mathematical term used to show the relative number of live microbes (bacterium that causes disease or fermentation) eliminated from a surface by disinfecting or cleaning.
Log Reduction is used in the testing and certification of cleaning and sanitising products to EN Standards.
A summary of log reduction values using a starting point of 1,000,000 is shown below for reference:
Log Kill Reductions
|Log Reduction No.||Percentage Reduction||Material Left|