USP3 and PIC/S5 list added merchandise to become done while in the OQ such as cleansing and leak testing. Decontamination cycle progress occurs after the completion with the OQ and is talked about intimately in section 6. The mixing of VHP sterilization within just OEB4 and OEB5 isolators addresses https://tailinscitech.weebly.com/blog/vhp-sterilization-solutions-by-tailin-bioengineering-protecting-pharma-and-laboratory-environments