SPECTROCHIMICA ACTA PART B-ATOMIC SPECTROSCOPY, vol.115, pp.46-51, 2016 (SCI-Expanded)
A novel method based on dispersive liquid-liquid microextraction (DLLME) and total-reflection X-ray fluorescence spectrometry (TXRF) is proposed for the determination and preconcentration of inorganic Cr species (Cr(VI) and Cr(III)) in water samples.