EchoMS OPI Leakage Issue by Amanda Bergamin | Jan 9, 2022 | Discovery, Echo MS, Instrument maintenance, Questions, SCIEX OS softwareWhat is the best way to determine if a recurrent OPI leak during standard operation is due to a faulty/ fouled OPI probe head or a fouled/damaged electrode or poor flow rate optimization? If you replace the OPI probe head or OPP, what is the protocol for this?...