Procedure
- Run a peak detection algorithm, and then select the Pharmacopoeia S/N calculation on the Peak Detection page.
- The S/N calculation is based on the selection of the Pharmacopeia S/N calculation checkbox as follows:
- When the Pharmacopeia S/N calculation checkbox is cleared, the S/N value matches that of the S/N calculation without pharmacopeia calculation.
- When the Pharmacopeia S/N calculation checkbox is selected, the S/N value matches that of the pharmacopeia S/N calculation.
- In the Display Options for Chromatogram toolbar, select the Signal To Noise option.
NOTE
The abbreviation PSN next to a value indicate that it is a pharmacopoeia S/N .
- (Optional) Clear the Signal To Noise option to remove the applied peak label from the Chromatogram view.