Frequently this strain is 0.25 inches of h2o column, but can be raised or lowered as the procedure requires. Isolators should be periodically leak tested to make sure their integrity and stop escape of the decontamination agent. Leak testing can be done by various techniques such as tension decay https://damienuobqe.magicianwiki.com/2124465/not_known_facts_about_aseptic_isolator