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Searching Components

Components Editor allows the user to search one selected subset or all the chromatographic components in the spectral or chromatographic libraries at once. To search selected components, select components in the Spreadsheet and click the Search    button in the tool bar and then choose the Search Selected Components item from the pop-up menu. To search all the components from the processed chromatogram, click the Search button and choose the Search All Components pop-up menu item.

 

Note:

Searching a large number of components may take a considerable amount of time depending on the library size.

 

 

After the search is completed, the highest match factor for each component search is listed in the Match column in Spreadsheet. If the search procedure did not lead to any plausible hits, the match factor will not be displayed. If at least one hit was found, the text in the name filed of the component row will appear in red.

 

To process the hit list of a component, select the component row and open the Hit Selector window by clicking on the Hit Selector button . In Hit Selector you can review the hit list and accept a library record that correspond to the component by selecting the hit and clicking OK button. If you accept a library record for a component, all relevant information (structure, name, mol. mass, ion types etc.) will be adopted and entered in the component fields. If you decide to reject the hit list, click Cancel. You can undo an accepted hit by clicking the Reject Library Hit that is displayed next to the Hit Selector button. To ensure the windows are easy to tell apart, Hit Selector has a yellow bar on the left site of the window.

 

Note:

The Hit Selector window lists the best matches found during the library search. The match factor describes the similarity of the match to your component.