From: Differential systemic exposure to galangin after oral and intravenous administration to rats
Spiked concentration (ng/mL) | Short-term stability (4 h at room temperature) | Autosampler stability (12 h at room temperature) | Freeze-thaw stability (3 cycles) | |||
---|---|---|---|---|---|---|
Mean ± SD | RSD (%) | Mean ± SD | RSD (%) | Mean ± SD | RSD (%) | |
15 | 15.1 ± 1.9 (12.9) | 100 (12.8) | 14.5 ± 1.70 (11.7) | 96.5 (11.5) | 15.1 ± 1.5 (10.2) | 101 (10.3) |
600 | 535 ± 43.2 (8.08) | 89.1 (7.92) | 592 ± 33.2 (5.61) | 98.7 (5.62) | 527 ± 13.9 (2.63) | 87.9 (2.64) |
1200 | 1070 ± 18.9 (1.76) | 89.3 (1.84) | 1150 ± 52.3 (4.65) | 86.0 (4.72) | 1086 ± 23.2 (2.14) | 90.6 (2.20) |