From: Chromatographic method for estimation of vitamin E from dried blood spot sample
QC samples | Concentration (μg/mL) | Precision | |||||
---|---|---|---|---|---|---|---|
Intraday | Interday | ||||||
Mean | SD (n = 5) | % CV | Mean | SD (n = 5) | % CV | ||
LQC | 1.875 | 2.284 | 0.0019 | 0.0841 | 2.2833 | 0.0005 | 0.0252 |
MQC | 30 | 7.743 | 0.0014 | 0.0191 | 7.7416 | 0.0005 | 0.0074 |
HQC | 45 | 10.781 | 0.0031 | 0.0288 | 10.782 | 0.0010 | 0.0092 |