GE AKTA avant User Manual page 254

6 Performance tests
6.5 Quaternary valve test
Run and evaluate the test
Follow the instructions described in Section 6.1 General performance test actions, on
page 240 to start, run and automatically evaluate the performance test.
Illustration of chromatogram
The illustration below shows a chromatogram from a Quaternary valve test. The gradient steps are marked
in the illustration.
0% UV
Note:
254
100% UV 5% Q1 (UV),
95% Q2
The illustration shows a chromatogram from a Q valve test on ÄKTA avant 25.
A chromatogram from a Q valve test on ÄKTA avant 150 has a similar appear-
ance, but a different scale on the y-axis.
95% Q1 (UV), 5% Q3 (UV),
5% Q2 95% Q4
ÄKTA avant User Manual 29035184 AE
95% Q3 (UV),
50% UV
5% Q4