Table 7. The LOD and LOQ of vitamin D, and accuracy of vitamin D content for SRM 3235 (Soy milk) and BCR-122 (Margarine)

Component LOD1) (μg/100 g) LOQ2) (μg/100 g) Reference value3) (μg/100 g) Analysis value4) (μg/100 g) Recovery (%) RSD5) (%)
Vitamin D2 0.21 0.68 1.25±0.13 1.20±0.24 104.17 10.23
Vitamin D3 0.13 0.44 12.29±0.95 12.50±0.70 98.32 7.76
LOD, limit of detection.
LOQ, limit of quantitation.
Referenace value indicates the vitamin D2 and D3 contents of SRM 3235 and BCR-122 provided by NIST and IRMM as the certificate value.
The values are mean±SD of 3 replications.
RSD, relative standard deviation.