A separation was performed by injecting a 0.10-mL sample onto an HPLC column at a flow rate of 1.25 mL/min. The detector volume was 0.15 mL. If the only sources of broadening were injection and detection, what would be the resulting baseline width (minutes) of a peak? A separation was performed by injecting a 0.10-mL sample onto an HPLC column at a flow rate of 1.25 mL/min. The detector volume was 0.15 mL. If the only sources of broadening were injection and detection, what would be the resulting baseline width (minutes) of a peak?