Evaluation of inorganic elements in cat's claw teas using ICP OES and GF AAS.

作者: João B Pereira Junior , Kelly GF Dantas , None

DOI: 10.1016/J.FOODCHEM.2015.09.057

关键词:

摘要: The determination of Ba, Ca, Cu, Fe, Mg, Mn, P, Pb, and Zn by inductively coupled plasma optical emission spectrometry (ICP OES), Se graphite furnace atomic absorption (GF AAS), has been carried out in dry matter teas from 11 samples the cat's claw plant. accuracy precision values were verified against GBW 07604 (Poplar leaves) certified reference material recovery test. Results showed a high content Ca medicinal plant studied, followed Mg P. obtained that elements studied have different concentrations depending on method tea preparation. highest levels observed lowest for both infusion decoction. Teas prepared this found to be at safe human consumption, may suitable as sources these diet.

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