Browsing Ciencias Naturales y Exactas by Author "Ferreyra, Darío Jorge"
Now showing items 1-2 of 2
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Extraction of stevioside and rebaudioside a from stevia rebaudiana by percolation with ethanol-water solvents
Celaya, Liliana Soledad; Ferreyra, Darío Jorge; Kolb, Eugenio; Kolb Kozlobsky, Nicolás (Universidad Nacional de Misiones. Facultad de Ciencias Exactas, Químicas y Naturales. Secretaría de Investigación y Posgrado, 2022-10-31)The aim of this study was to analyze the optimum temperature and percentage of ethanol to extract steviol glycosides (Stevioside and Rebaudioside A) from stevia leaves in a percolation extractor. The experiments were ... -
Polycyclic aromatic hydrocarbons (PAHs) in yerba mate (Ilexparaguariensis St. Hil) traditional infusions (mate and terere)
Thea, Ana Eugenia; Ferreyra, Darío Jorge; Brumovsky, Luis Alberto; Schmalko Radichowski, Miguel Eduardo (Elsevier, 2016-02-01)This study describes the occurrence of polycyclic aromatic hydrocarbons (PAHs) in traditional yerba maté hot and cold infusions ( mate and tereré), by monitoring the content of benz[a]anthracene, chrysene, benzo[b]fluoranthene, ...