LTQ XL™ Linear Ion Trap Mass Spectrometer - FAQs

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6 product FAQs found

What are the indicators that I need to clean my Ion Trap mass spectrometry instrument?

If you notice poor sensitivity or the presence of large background ions, your instrument is in need of cleaning.

Find additional tips, troubleshooting help, and resources within our Mass Spectrometry Support Center.

How much of the Ion Trap mass spectrometry instrument can I clean?

You may clean the source housing, sweep cone, ion transfer tube, and the RF lens located behind the ITT.

Find additional tips, troubleshooting help, and resources within our Mass Spectrometry Support Center.

What tune file information is transferred to my Ion Trap mass spectrometry instrument method?

The tune file contains four items: Source parameters, ion optic parameters, AGC targets, and scan time settings.

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What does a proper cal mix look like on the Ion Trap mass spectrometry instruments, and what should my NL be?

See these charts for details.

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What are the differences between the various scan types on the Ion Trap mass spectrometry instruments?

See this table for details.

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If I am not using zoom scan on an Ion Trap mass spectrometry instrument, do I still need to calibrate it?

No. However, it is a good idea to calibrate all scan settings at least once a year. In this way, if the zoom scan setting is used in the future, it will be reasonably easy to calibrate at that time.

Find additional tips, troubleshooting help, and resources within our Mass Spectrometry Support Center.