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antimicrobial

qlabs-determining-antimicrobial-effectiveness

Determining Antimicrobial Effectiveness

An antimicrobial or preservative is defined as a chemical agent that will kill or inhibit the growth of microorganisms. Common antimicrobials utilized in drug, OTC, cosmetic, and personal care products include parabens, alcohols, and quaternary ammonium compounds. Antimicrobial Effectiveness Testing (AET) also known as Preservative Efficacy Testing (PET) is microbial challenge methodology performed to assure

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