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Determination of the efficacy of four biocides (Grotan, Bioban, Kathon, and Preventol) presented as the logarithmic reduction in the cell concentration of M. immunogenum in pure suspension. The biocides were tested at various concentrations for different contact times (15, 30, 45, and 60 min). (A) Log10 reduction of M. immunogenum in MWF; (B) log10 reduction in saline.
