To Verify System Performance - Agilent Technologies 5975T LTM GC Operation Manual

3
Operating in Electron Impact (EI) Mode

To Verify System Performance

Materials needed
• 1 pg/µL (0.001 ppm) OFN sample (5188-5348)
Verify the tune performance
1 Verify that the system has been pumping down for at least 60 minutes.
2 Set the LTM column temperature to 150 °C and the column flow to
3 In the Instrument Control view, select Checkout Tune from the Checkout
4 When the autotune has completed, save the method and then select
Verify the sensitivity performance
1 Set up to inject 1 µL of OFN, either with the ALS or manually.
2 In the Instrument Control view, select Sensitivity Check from the Checkout
3 Click the appropriate icons in the Instrument | Edit window to edit the
4 Click OK to run the method.
90
1.0 mL/min.
menu. The software will perform an autotune and print the report.
Evaluate Tune from the Checkout menu.
The software will evaluate the last autotune and print a System Verification
– Tune report.
menu.
method for the type of injection.
When the method is completed, an evaluation report will be printed.
Verify that rms signal-to-noise ratio meets the published specification.
Please see the Agilent Web site at www.agilent.com/chem for specifications.
5975T LTM GC/MSD Operation Manual