From: Anthraquinone in Indonesian infusion tea: analysis by HPLC–UV and risk assessment
Parameters | Results |
---|---|
Spiked concentration | 8.33 μg/L |
Extracted concentration (average) | 8.29 μg/L |
Percent recovery | 96.19–102.98% (average 99.52%) |
N | 7 |
RSD, % | 2.25 |
CVHorwitz | 32.94 |
2/3 CVHorwitz | 21.96 |
Uncertainty | 8.29 ± 0.42 μg/L |