A hydrogen peroxide sterilization process requires H2O2 vapor filling the sterilizer chamber, contacting and sterilizing uncovered machine surfaces. The design and development of a decontamination cycle usually takes place upon completion in the OQ. USP3 once again offers steering on this subject as does PIC/S6 which released a beneficial https://tailinscitech.pixnet.net/blog/posts/861425052929899951