Fernanda Nunes Ferreira

Simplified version of the sodium salicylate method for analysis of nitrate in drinking waters

Maria Inês Couto Monteiro, Fernanda Nunes Ferreira, Nilza Maria Miranda de Oliveira et al. · Analytica Chimica Acta · 2002 · 101 citations

Engineering, Environmental Engineering, Water Treatment +3

Magnetic solid-phase extraction and pre-concentration of 17β-estradiol and 17α-ethinylestradiol in tap water using maghemite-graphene oxide nanoparticles and determination via HPLC with a fluorescence detector

Fernanda Nunes Ferreira, Ana Paula Benevides, Deborah Vargas César et al. · Microchemical Journal · 2020 · 44 citations

Natural Sciences, Chemistry, Pharmaceutical Analysis +13

Determination of metals in coal fly ashes using ultrasound-assisted digestion followed by inductively coupled plasma optical emission spectrometry

Fernanda Veronesi Marinho Pontes, Bruna Azevedo de Oliveira Mendes, Evelyn M.F. de Souza et al. · Analytica Chimica Acta · 2009 · 24 citations

Pharmacy, Chemistry, Mining Engineering +16

Determination of low‐molecular‐weight amines and ammonium in saline waters by ion chromatography after their extraction by steam distillation

Fernanda Nunes Ferreira, Júlio Carlos Afonso, Fernanda Veronesi Marinho Pontes et al. · Journal of Separation Science · 2016 · 18 citations

Pharmacy, Pharmaceutical Analysis, Analytical Chemistry +13

Ultrasound-assisted purge-and-trap extraction for simultaneous determination of low-molecular weight amines and ammonium in high salinity waters by ion chromatography

Fernanda Nunes Ferreira, Júlio Carlos Afonso, Fernanda Veronesi Marinho Pontes et al. · Microchemical Journal · 2017 · 15 citations

Pharmacy, Chemistry, Analytical Chemistry +9