Sterilization and disinfection
Best pH growth of bacteria is -(DNB June 2010)
a. Most of the medically important bacteria grow at the body pH that is 7.2-7.4.
b. The only exception is Vibrio which grows optimally at alkaline pH 8.2-8.5.
c. Other bacteria that can grow at alkaline pH include Enterococcus, Listeria, Yersinia.