sterilizing power; germicidal efficacy; bactericidal strength
Refers to the ability of a substance or method to kill microorganisms, especially bacteria. Common in medical, hygiene, and product contexts.
This disinfectant has strong sterilizing power.
We conducted an experiment to examine the bactericidal efficacy.
抗菌 means 'antibacterial' and often refers to inhibiting bacterial growth, whereas 殺菌力 emphasizes the strength of actually killing bacteria.
Compound of 殺菌 (さっきん, 'sterilization') and 力 (りょく, 'power, strength').