Connect the APCI spray insert to the sample introduction method. If you have the inlet plumbed for H-ESI, you can leave the grounding union in place. You will not use it.
Procedure
- Use tubing (red PEEK or natural PEEK) with a fingertight fitting to connect the sample flow to the sample inlet of the APCI spray insert.
Tubing connection to the APCI spray insert (red PEEK or natural PEEK)