AOAC SPIFAN Nutrients ERP Review (March 14, 2019)

2016.13 (SEPTEMBER 2017) CAROT-02 VALIDATION REPORT FOR ERP USE ONLY DO NOT DISTRIBUTE

intermediate precision data and calculating the standard deviation from the within-day variance. Although the SMPRs do not specify criteria for intermediate precision, the requirements for repeatability and reproducibility are outlined in Table 8. For all measurements above 1 μg/100 g, the method meets the precision requirements of the SMPRs. Table 8. Precision requirements from carotenoids SMPRs 2017.006 (β-carotene), 2017.007 (lutein), and 2017.008 (lycopene). Sample conc (μg/100 g) Repeatability Reproducibility 1-100 8% 15% >100-1300 5% 10%