Applying magnesium hydroxide coprecipitation method for trace analysis to dialysis concentrate |
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Authors: | Elçi L Saraçoğlu S |
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Affiliation: | Chemistry Department, Art and Sciences Faculty, Erciyes University, 38039 Kayseri, Turkey |
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Abstract: | A magnesium hydroxide coprecipitation technique for determination of Cd, Co, Cu, Mn, Ni in dialysis concentrate is described. The analytes are concentrated from 10 ml of dialysis concentrate into 1 ml of 1 M HNO3 and subsequently determined by graphite furnace atomic absorption spectrometry. Coprecipitation parameters and matrix effects are discussed. The precision, based on replicate analysis, is around 5% for the analytes, and recovery is quantitative, based on analysis of spiked samples and solutions including matrix components. |
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Keywords: | Coprecipitation Magnesium hydroxide Dialysis concentrate |
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