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Journal of Analytical Methods in Chemistry
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Journal of Analytical Methods in Chemistry
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2013
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Article
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Tab 2
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Research Article
Cloud-Point Extraction Combined with Liquid Chromatography for the Determination of Ergosterol, a Natural Product with Diuretic Activity, in Rat Plasma, Urine, and Faeces
Table 2
Absolute recoveries of ergosterol in rat plasma, urine, and faeces.
Added concentration (
g/mL)
Found concentration (mean ± SD,
g/mL)
Recovery (%)
RSD %
Plasma
0.25
90.8
5.2
0.75
90.4
2.8
2.00
91.6
3.4
Urine
0.25
92.4
3.5
0.75
93.7
3.8
2.00
91.3
2.4
Faeces
0.25
93.2
4.7
25
93.6
2.2
100
94.3
2.8