
Pre-concentration of water samples with BEA zeolite for the direct determination of polycyclic aromatic hydrocarbons with laser-excited time-resolved Shpol'skii spectroscopy
Keywords: Zeolites; BEA; Polycyclic aromatic hydrocarbons; Solid-phase extraction; Laser-excited time-resolved Shpol'skii spectroscopy; Shpol'skii spectroscopy; Water analysis;