Ricardo E. Rivas

Speciation of very low amounts of arsenic and antimony in waters using dispersive liquid–liquid microextraction and electrothermal atomic absorption spectrometry

Ricardo E. Rivas, Ignacio López-Garcı́a, Manuel Hernández‐Córdoba · Spectrochimica Acta Part B Atomic Spectroscopy · 2009 · 148 citations

Chemical Engineering, Environmental Chemistry, Low Amounts +12

Hollow fiber based liquid-phase microextraction for the determination of mercury traces in water samples by electrothermal atomic absorption spectrometry

Ignacio López-Garcı́a, Ricardo E. Rivas, Manuel Hernández‐Córdoba · Analytica Chimica Acta · 2012 · 63 citations

Chemical Engineering, Engineering, Mercury Chemistry +12

Determination of traces of lead and cadmium using dispersive liquid-liquid microextraction followed by electrothermal atomic absorption spectrometry

Ricardo E. Rivas, Ignacio López-Garcı́a, Manuel Hernández‐Córdoba · Microchimica Acta · 2009 · 62 citations

Extractive Metallurgy, Environmental Chemistry, Chemical Engineering +12

Use of carbon nanotubes and electrothermal atomic absorption spectrometry for the speciation of very low amounts of arsenic and antimony in waters

Ignacio López-Garcı́a, Ricardo E. Rivas, Manuel Hernández‐Córdoba · Talanta · 2011 · 61 citations

Environmental Chemistry, Chemical Engineering, Low Amounts +13

Liquid-phase microextraction with solidification of the organic floating drop for the preconcentration and determination of mercury traces by electrothermal atomic absorption spectrometry

Ricardo E. Rivas, Manuel Hernández‐Córdoba · Analytical and Bioanalytical Chemistry · 2010 · 53 citations

Solvent Extraction, Chemical Engineering, Environmental Chemistry +13