Pre-conditioning: The items or surfaces to become sterilized must be properly prepared and pre-conditioned based on the company's instructions. This may involve cleaning, removing particles, and making certain good packaging or containment. The look and advancement of the decontamination cycle normally happens upon completion with the OQ. USP3 again https://tailinscitech.blogspot.com/2026/02/vhp-sterilization-solutions-by-tailin.html