Influence of Heat Treatments on the Content of Bioactive Substances and Antioxidant Properties of Sweet Potato (Ipomoea batatas L.) Tubers

Table 5

Validation parameters HPLC-DAD, analytical characteristics, and method validation data for HPLC using a Cortex 2.7 μm, 4.6 × 150 mm column.

Compound	Accuracy (% recovery)	Precision (% RSD)	Rt (min)	LOD (μg/mL)	LOQ (μg/mL)
tFA	98	2.897	5.2	0.0251	0.0753
CGA	115	5.564	2.3	0.0149	0.0447
Neo-CGA	113	4.326	2.8	0.0072	0.0216

RSD: relative standard deviation; RT: retention time; LOD: limit of detection; LOQ: limit of quantification.