Compounds | Intra-day (RSD%, n = 5) | Inter-day (RSD%, n = 6) | ||||
---|---|---|---|---|---|---|
Low | Middle | High | Low | Middle | High | |
Protocatechuic acid | 0.67 | 0.34 | 0.70 | 1.62 | 0.14 | 1.23 |
Neochlorogenic acid | 1.04 | 1.28 | 0.78 | 1.54 | 1.77 | 0.99 |
Cryptochlorogenic acid | 1.70 | 0.66 | 0.41 | 1.25 | 0.43 | 0.90 |
Chlorogenic acid | 1.23 | 1.42 | 0.57 | 1.08 | 1.11 | 0.52 |
Sweroside | 1.39 | 0.27 | 0.64 | 1.39 | 0.16 | 1.37 |
Strictosamide | 1.17 | 0.18 | 0.58 | 1.48 | 0.16 | 1.00 |
Vincosamide | 1.91 | 0.44 | 0.50 | 1.36 | 0.51 | 1.09 |