[Tools] Menu

Identification
Identification for One Sample
Comparative Identification

Identification

Identification for One Sample

You can search using a search engine to identify the substances of one sample.

  1. Open the sample.

  2. Select [Tools] in the menu bar and then select [Identification] from the drop down menu.

    The Identify dialog appears.

  3. Edit the settings for [Title], [Comment] and [Search Type], and click [Parameters].

    • The items to set will be different depending on the selection of [Search Type].

  4. Select the spectra to search.

    • Click [All] to select or deselect all the spectra in the list at once.

    • The spectra listed in the dialog depend on the selection in [Search Type]. Only MS spectra will be listed when "Mascot (PMF)" is selected. Only MS2 spectra will be listed when "Mascot (MIS)" is selected.

  5. Click [Identify].

    The search result dialog is displayed.

Comparative Identification

You can search using Mascot Search Engine to identify the substances of a matrix.

  1. Select [Processing] in the menu bar and then select [Quantitation] > [Show Peak Matrix] from the drop down menu.

    The Quantitation dialog appears.

  2. Select the matrix to search from the drop down list and click [Close].

  3. Select [Tools] in the menu bar and then select [Comparative Identification] from the drop down menu.

    The Comparative Identification dialog appears.

  4. Edit the settings for [Title], [Comment] and [Search Type], and click [Parameters].

    • The items to set will be different depending on the selection of [Search Type].

  5. Enter the parameters and click [OK].

  6. Select the peaks to search.

    • Click [All] to select or deselect all the spectra in the list at once.

  7. Click [Identify].

    The search results are displayed by the default internet browser.