Ultrasound-assisted pretreatment for multielement determination in maize seed samples by microwave plasma atomic emission spectrometry (MPAES)

FAO Gobierno de la Provincia de La Pampa Azcón Bieto, 2008 Opaluwa, 2012, Heavy metal concentrations in soils, plant leaves and crops grown around dump sites in Lafia metropolis, Nasarawa state, Nigeria, Adv. Appl. Sci. Res., 3, 780 Jia, 2010, Heavy metals in soil and crops of an intensively farmed area: a case study in Yucheng City, Shandong Province, China, Int. J. Environ. Res. Public Health, 7, 395, 10.3390/ijerph7020395 Wheal, 2011, A cost-effective acid digestion method using closed polypropylene tubes for inductively coupled plasma optical emission spectrometry (ICP-OES) analysis of plant essential elements, Anal. Methods, 3, 2854, 10.1039/c1ay05430a Karlsson, 2015, Comparison of MPAES and ICP-MS for analysis of principal and selected trace elements in nitric acid digests of sunflower (Helianthus annuus), Talanta, 135, 124, 10.1016/j.talanta.2014.12.015 Hongxing, 2011, Determination of trace elements, heavy metals and rare earth elements in corn seeds from Beijing by ICP-MS simultaneously, E-J. Chem., 8, 782, 10.1155/2011/152713 Garcia, 1974, Physical-chemical characteristics and heavy metal content of corn grown on sludge-treated strip-mine soil, J. Agric. Food Chem., 22, 810, 10.1021/jf60195a018 Bolaños, 2016, Elemental analysis of amaranth, chia, sesame, linen, and quinoa seeds by ICP-OES: assessment of classification by chemometrics, Food Anal. Methods, 9, 477, 10.1007/s12161-015-0217-4 Ozbek, 2016, Microwave plasma atomic emission spectrometric determination of Ca, K and Mg in various cheese varieties, Food Chem., 192, 295, 10.1016/j.foodchem.2015.07.011 Nelson, 2015, Elemental analysis of crude oils using microwave plasma atomic emission spectroscopy, Energy Fuel, 29, 5587, 10.1021/acs.energyfuels.5b01026 Zhao, 2015, Determination of heavy metals in leather and fur by microwave plasma-atomic emission spectrometry, Spectrochim. Acta B, 112, 6, 10.1016/j.sab.2015.06.017 Sungur, 2015, Determination of metal contents of various fibers used in textile industry by MP-AES, J. Spectrosc., 640271 Vysetti, 2014, Analysis of geochemical samples by microwave plasma-AES, At. Spectrosc., 35, 65, 10.46770/AS.2014.02.003 Li, 2013, Microwave plasma-atomic emission spectroscopy as a tool for the determination of copper, iron, manganese and zinc in animal feed and fertilizer, Talanta, 112, 43, 10.1016/j.talanta.2013.03.029 Machado, 2016, A simple and fast ultrasound-assisted extraction procedure for Fe and Zn determination in milk-based infant formulas using flame atomic absorption spectrometry (FAAS), Food Chem., 194, 373, 10.1016/j.foodchem.2015.08.027 Ruiz Díaz, 2015, Ultrasonic-assisted dissolution of vegetable oils with tetrabutylammonium hydroxide for multielemental analysis by inductively coupled plasma mass spectrometry, At. Spectrosc., 36, 55, 10.46770/AS.2015.02.001 WHO, World Health Organization, 1991 Atafar, 2010, Effect of fertilizer application on soil heavy metal concentration, Environ. Monit. Assess., 160, 83, 10.1007/s10661-008-0659-x 1999 Massart, 1997, vol. A