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Determination of cadmium and lead in tomato (Solanum lycopersicum) and lettuce (Lactuca sativa) consumed in Quito, Ecuador
ArticleAbstract: Vegetables are one of the most important components in the human diet, but despite their multiple nuPalabras claves:Atomic absorption spectrophotometry, Fairs, MARKETS, Nonorganic crops, Organic crops, trace metalsAutores:David Romero-Estévez, Gabriela S. Yánez-Jácome, Hugo Navarrete, Karina Simbaña-Farinango, Pamela Y. Vélez-TerrerosFuentes:googlescopusEvaluation of two sample preparation methods for the determination of cadmium, nickel and lead in natural foods by graphite furnace atomic absorption spectrophotometry
ArticleAbstract: Environmental pollution allows heavy metals to interact with ecosystems, bioaccumulating and passingPalabras claves:AOAC, CESAQ-PUCE, Graphite furnace, Heavy metal concentrations, Microwave-assisted acid digestion, Natural food: validationAutores:David Romero-Estévez, Gabriela S. Yánez-Jácome, Hugo Navarrete, Karina Simbaña-Farinango, Pamela Y. Vélez-TerrerosFuentes:googlescopusOptimization of a digestion method to determine total mercury in fish tissue by cold vapor atomic fluorescence spectrophotometry
ArticleAbstract: Several microwave-assisted digestion methods were tested at the Centro de Estudios Aplicados en QuímPalabras claves:Fish muscle, High-pressure vessels, Microwave-assisted acid digestion, Tilapia (Oreochromis niloticus)Autores:David Romero-Estévez, Gabriela S. Yánez-Jácome, Hugo Navarrete, Karina Simbaña-Farinango, Pamela Y. Vélez-TerrerosFuentes:googlescopus