id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
ecletica-1161	Cais, Thayná Aparecida; Procópio, Alley Michael da Silva; Kondo, Márcia Matiko; Silva, Flávio Soares; de Andrade, Sandro José	Analytical procedures for the determination of estrogen compounds in a surface water reservoir in Southeast Brazil	2021	11	.pdf	application/pdf	7398	325	34	In this study, an analytical procedure was developed for the determination of estrogen compounds in water samples from Furnas reservoir, Alfenas - Minas Gerais (Brazil) http://revista.iq.unesp.br/ojs/index.php/ecletica/index https://doi.org/10.26850/1678-4618eqj.v46.1.2021.p41-51 mailto:sandrojosedeandrade2020@gmail.com https://orcid.org/0000-0001-9072-3824 https://orcid.org/0000-0001-8700-8782 https://orcid.org/0000-0001-8782-6056 https://orcid.org/0000-0002-0498-9771 https://orcid.org/0000-0002-7520-840X Original article iq.unesp.br/ecletica 42 Eclética Química Journal, vol. 46, n. 1, 2021, 41-51 ISSN: 1678-4618 DOI: 10.26850/1678-4618eqj.v46.1.2021.p41-51 1. Sampling date pH Dissolved oxygen / mg L-1 Temperature / °C Conductivity / µS cm-1 09-03-2016 6.16 – 7.11 5.07 – 5.65 27.96 – 28.31 20 – 27 07-04-2016 7.61 – 8.36 6.99 – 8.14 28.23 – 29.21 30 – 33 28-04-2016 6.42 – 6.77 3.44 – 4.60 26.63 – 27.03 14 – 22 19-05-2016 6.29 – 6.44 2.77 – 3.75 23.98 – 24.25 28 – 39 3.3.2 SPE and chromatographic analysis of samples collected at Furnas Lake The SPE of water samples were carried out at a flow rate of 3 mL min-1, proceeding was as follows: adjusting the pH of the sample to 8, conditioning the cartridge with 5.00 mL of methanol and passing 1 L of the sample through the cartridge.	cache/ecletica-1161.pdf	txt/ecletica-1161.txt