Efficacy | Disinfection & Sterilization Guidelines ...
Considering the length of the disinfection time, which depends on the potency of the germicide, also is important. This was illustrated by Spaulding who demonstrated using the mucin-loop test that 70% isopropyl alcohol destroyed 10 4 M. tuberculosis in 5 minutes, whereas a simultaneous test with 3% phenolic required 2–3 hours to achieve the ...