Tools . 207
•
Use retention INDEX from data file
- This option uses the retention index values that
were stored in the data file spectra. This calibration is from the retention calibration
settings in Gas Chromatograph.
•
Use retention INDEX from manual calibration data
- This option uses the retention
index values that were manually added for retention time calibrations in Gas
Chromatograph. The option
Use manual calibration data
must be selected in Gas
Chromatograph before this option becomes available.
•
Use retention INDEX from auto calibration data
- This option uses the retention
index values that are automatically calculated in Gas Chromatograph when the option
Uses auto calibration data
is selected which is the default setting.
•
Manual entry
- If the retention index is known for the compound the value can be
manually entered when this option is selected.
Spectrum
- This section shows the table of masses from the selected spectrum. The values
displayed will be the relative intensities of the selected spectrum with the largest peak having
a value of 100.
Exclude under 0 %
- If a selected spectrum has a large number of small ions there is a
good chance that they are not really part of the masses from the compound but are just
noise from the background of the instrument.
The data can be automatically filtered by entering a percent value and then pressing the
Run Filter
button. Those particular masses will be removed before adding the
compound to the target list or library.
After making changes to the dialog click the
OK
button to add the compound to the target list or
specified library.
Upon clicking
OK
to add the compound to the target list the Target Library Editor window will open
to display the added compound. At this time additional changes can be made to the compound, if
desired.
If a compound is added to a Target List where the compounds quant type is Internal then the
following dialog will open.
A
Reference Compound
must first be selected from the drop down list with which the compound
will be associated. Click the
OK
button to complete the addition of the compound to the target list.
If the compound is being added to a library a status confirmation will appear to indicate the
compound name was successfully added to the library.
Содержание TORION T-9
Страница 1: ...TORION T 9 Gas Chromatograph Mass Spectrometer GC MS User s Guide GC MS...
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Страница 11: ...1 Introduction...
Страница 15: ...2 Safety Practices...
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Страница 31: ...3 System Overview...
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Страница 41: ...4 Basic Custodion Operations...
Страница 49: ...5 Basic Operation...
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Страница 117: ...6 Software...
Страница 257: ...7 Advanced Operations...
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Страница 261: ...8 Maintenance...
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Страница 269: ...9 Troubleshooting...