Retention Time
The retention time tR for each solute is the time from when the sample is introduced into an HPLC (or any other chromatography technique) system to the time when the the top of the peak appears in the chromatogram.
The retention time tR for each solute is the time from when the sample is introduced into an HPLC (or any other chromatography technique) system to the time when the the top of the peak appears in the chromatogram.