1 searching peaks – INFICON HAPSITE Smart Plus Chemical Identification System User Manual

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HAPSITE Smart Plus Operating Manual

Figure 9-30 Comparison of NIST and Spectrum

If the Description box is checked, the NIST header information such as Similarity
Index (SI), Formula, and CAS number will be displayed.

If the Search Result Masses box is checked, the masses and relative intensities
are displayed for the NIST reference spectrum.

If the Scan Spectrum Masses box is checked, the HAPSITE Plus IQ masses and
relative intensities are displayed for the unknown spectrum.

9.8.1 Searching Peaks

The Search for Peaks function allows the analyst the capability to search the
entire TIC for qualitative identification of each peak detected by the search
function. The Search for Peaks function will also integrate each peak area that
meets the search criteria. It will then give the analyst a report showing the area
percent that peak contributed to the total area of all peaks found.

The Search for Peaks function is accessed by clicking the RMB on the TIC/RIC
window.

Select Peaks. The submenu pops up displaying the choices. See

Figure 9-31

.

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