Vaporized Hydrogen Peroxide (VHP) sterilization is an advanced decontamination technique that utilizes hydrogen peroxide vapor to eliminate microorganisms from surfaces and equipment. The look and improvement of a decontamination cycle typically happens on completion from the OQ. USP3 yet again gives steerage on this topic as does PIC/S6 which https://vhp-sterilization-chamber78665.sasugawiki.com/7730086/the_greatest_guide_to_vhp_sterilization