## [Tools] Menu

### Filter

#### Spectra

##### Spectra Filtering

1. While a data file is open, select [Tools] in the menu bar and then select [Filter] > [Spectra] from the drop down menu.

   The Filter Spectra dialog appears.

   - The Filter Spectra dialog can also be displayed by clicking the icon in the toolbar.

2. Set the filter parameters and click [Filter].

   The filtering results are displayed in the Filtered Spectrum List.