The following figure shows the plumbing for the APCI configuration.

NOTE

The metal grounding union is not required in the plumbing path of the APCI configuration.

Figure APCI plumbing configuration
12
No.DescriptionNo.Description

1

From autosampler or LC pump

2

To APCI spray insert

 

Procedure

  1. (Optional) Install an LC column on the HPLC.
  2. Connect red PEEK tubing to the outlet of the autosampler or LC pump with an appropriate fitting and ferrule.
  3. Connect the remaining end of the red PEEK tubing to the APCI spray insert’s sample inlet using a two-piece fingertight fitting.