Application Note: Neutralization efficacy of ICR contact plates against phenolics and quaternary ammonium compounds
18 February 2020

Culture media are developed with appropriate neutralizers or enzymes to overcome antimicrobial properties and facilitate growth of microorganisms. The recommended neutralizers against phenolics and quaternary ammonium compounds are Tween 80® and lecithin. This application note discusses the neutralizer efficacy of three different formulations of ICR contact plates, which include both neutralizers in their mixtures.