The ODS column was used for the reverse-phase chromatography analysis. The absorption wavelength was adjusted at 250 nm and at ... The solid-phase extraction (SPE) method was chosen for the PAHs extraction because the SPE recovery values for all compounds of ... The PCR reagent mix consisted of colony picked up as a template, 2 μL of forward and reverse primer, of which the concentration ... Stout SJ, DaCunha AR (1989) Tuning and calibration in thermospray liquid chromatography/mass spectrometry using trifluoroacetic ...