How It’s Used Peracetic acid—also known as Peroxyacetic acid and often abbreviated as PAA—is a highly effective antimicrobial, used in a wide range of applications, primarily in the food industry and health care settings. PAA disinfects by oxidizing the outer cell membrane of bacterial cells, endospores, yeast, and mold spores. The commercial product is an … Continue reading Peracetic Acid—and Peracetic Acid Monitoring Instrumentation