USP3 and PIC/S5 list additional things for being done during the OQ which include cleansing and leak tests. Decontamination cycle growth takes place after the completion on the OQ which is mentioned intimately in portion 6. In cleanroom environments, the battle from microbial contamination is consistent and evolving. In https://tailinscitech.weebly.com/blog/enhancing-filtration-efficiency-the-power-of-tailin-pes-membranes