International Journal of Analytical Chemistry / 2011 / Article / Tab 3

Research Article

Direct Zinc Determination in Brazilian Sugar Cane Spirit by Solid-Phase Extraction Using Moringa oleifera Husks in a Flow System with Detection by FAAS

Table 3

Experimental recovery for determination of zinc in Brazilian cachaça samples by online preconcentration method.

SampleZn (μg L−1)Recovery (%)
AddedFound*

110.0 92.5
40.0 99.9
210.0 108.4
40.0 97.9
310.0 103.1
40.0 99.8
410.0 90.4
40.0 93.6

*Results are expressed as mean values ± S.D. based on three replicate ( ) determinations. Confidence interval, 95%.

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