Table 3 Recovery of loganin concentration
Loganin concentration (μg/g)
Recovery (%)
Mean
SD
1)
RSD (%)
2)
200
95.14
1.01
1.06
100
96.15
1.04
1.08
50
105.45
4.67
4.43
1)
SD: standard deviation
2)
RSD(%): relative standard deviation = 100 × (SD/mean)