Table 5 The precision, accuracy and matrix effect of five analytes in rat serum (n = 5)
Analytes | Concentration (ng/mL) | Inter-day | Intra-day | Matrix effect | ||
|---|---|---|---|---|---|---|
RSD (%) | Accuracy RE (%) | RSD (%) | Accuracy RE (%) | RSD (%) | ||
Timosaponin AIII | 0.49 | 10.9 | 1.80 | 10.6 | − 3.98 | |
1.48 | 14.3 | 2.06 | 6.34 | − 7.37 | 7.16 | |
14.8 | 6.79 | − 2.70 | 11.9 | − 3.88 | ||
74.0 | 2.81 | − 6.26 | 9.55 | − 4.58 | 1.65 | |
Glycyrrhizic acid | 4.98 | 7.25 | 2.45 | 8.34 | − 6.05 | |
14.9 | 8.17 | 0.74 | 13.8 | − 3.00 | 9.01 | |
149 | 2.82 | − 5.20 | 5.07 | − 7.15 | ||
747 | 2.05 | − 6.83 | 10.0 | − 6.44 | 1.68 | |
Liquiritin apioside | 0.96 | 2.56 | 3.62 | 3.61 | 0.56 | |
2.88 | 1.00 | − 4.80 | 2.26 | − 3.87 | 3.77 | |
28.8 | 2.38 | − 2.37 | 3.41 | − 4.67 | ||
144 | 2.07 | − 1.50 | 3.50 | − 3.44 | 1.76 | |
Mangiferin | 0.98 | 7.25 | 2.95 | 6.13 | − 5.66 | |
2.94 | 3.12 | 3.00 | 8.89 | 2.43 | 8.77 | |
29.4 | 2.06 | − 4.08 | 5.54 | − 3.93 | ||
147 | 5.55 | − 1.27 | 5.00 | 3.80 | 3.83 | |
Cinnamic acid | 4.94 | 0.99 | − 1.14 | 9.37 | − 0.68 | |
14.8 | 1.41 | − 3.74 | 7.07 | − 2.81 | 3.97 | |
148 | 2.45 | − 0.95 | 3.07 | − 3.62 | ||
741 | 0.84 | − 1.11 | 2.25 | − 0.59 | 2.32 | |