A: VHP Passbox sterilizes at very low temperatures making use of vaporized hydrogen peroxide, contrary to conventional steam sterilization that needs superior heat. Microbiological checking contains using settling plates/swabs upon completion of the decontamination cycle then periodically till the subsequent decontamination cycle is scheduled. STERIS is a number one https://tailinscitech.wixsite.com/tailinscitech/post/vhp-sterilization-solutions-by-tailin-bioengineering-protecting-pharma-and-laboratory-environments