Separations | Top Viewed Papers in 2021

1. “Determination of 19 Psychoactive Substances in Premortem and Postmortem Whole Blood Samples Using Ultra-High-Performance Liquid Chromatography–Tandem Mass Spectrometry”
by Sevasti Karampela, Jessica Smith and Irene Panderi
Separations 2021, 8(6), 78; https://doi.org/10.3390/separations8060078
Available online: http://www.mdpi.com/2297-8739/8/6/78

2. “The Use of Ferrofluids in Analytical Sample Preparation: A Review”
by Raúl González-Martín, Adrián Gutiérrez-Serpa and Verónica Pino
Separations 2021, 8(4), 47; https://doi.org/10.3390/separations8040047
Available online: http://www.mdpi.com/2297-8739/8/4/47

3. “Ion Mobility–Mass Spectrometry for Bioanalysis”
by Xavier Garcia, Maria del Mar Sabaté, Jorge Aubets, Josep Maria Jansat and Sonia Sentellas
Separations 2021, 8(3), 33; https://doi.org/10.3390/separations8030033
Available online: http://www.mdpi.com/2297-8739/8/3/33

4. “Determination of Nicotine-Related Impurities in Nicotine Pouches and Tobacco-Containing Products by Liquid Chromatography–Tandem Mass Spectrometry”
by Rozanna Avagyan, Maya Spasova and Johan Lindholm
Separations 2021, 8(6), 77; https://doi.org/10.3390/separations8060077
Available online: http://www.mdpi.com/2297-8739/8/6/77

5. “Influence of Citrus Flavor Addition in Brewing Process: Characterization of the Volatile and Non-Volatile Profile to Prevent Frauds and Adulterations”
by Emanuela Trovato, Adriana Arigò, Federica Vento, Giuseppe Micalizzi, Paola Dugo and Luigi Mondello
Separations 2021, 8(2), 18; https://doi.org/10.3390/separations8020018
Available online: http://www.mdpi.com/2297-8739/8/2/18