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Alliance iS HPLC Systems User Guide
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Alliance iS HPLC Systems User Guide
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System preparation

Choosing extension loops

Choosing extension loops
Topic LCI-USG-0145, Last Updated 11/08/2024

An extension loop affects injection volume and system pressure. Be sure to select the correct loop for your application.

Extension loops, which increase the volume of sample that can be drawn and held for injection, are an optional part of the injection system. You install them between the needle and the pressure transducer.
Table 1. The following extension loops are available to use in the sample manager
Loop size 1
50 µL
100 µL - Standard

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