These alcohols are rapidly bactericidal rather than bacteriostatic against vegetative forms of bacteria; they also are tuberculocidal, fungicidal, and virucidal but do not destroy bacterial spores. from CDC <a href="http://www.cdc.gov/hicpac/disinfection_sterilization/6_0disinfection.html">http://www.cdc.gov/hicpac/disinfection_sterilization/6_0disinfection.html</a> I have used the same pouches and the same All American 'autoclave' as you do -- a technique I learned in Medical Corp