A: VHP Passbox sterilizes at low temperatures using vaporized hydrogen peroxide, not like traditional steam sterilization that requires large warmth. The design and progress of the decontamination cycle generally takes place upon completion in the OQ. USP3 all over again offers steering on this subject as does PIC/S6 which https://medium.com/@tailinscitech/vhp-sterilization-solutions-by-tailin-bioengineering-protecting-pharma-and-laboratory-environments-b515737bff96