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Results of accuracy and precision studies for eplerenone.
| Level | Concentration added (ng/mL) | Intra-day (n=5) |
Inter-day (n=5) |
Recovery (n=5) | ||||
|---|---|---|---|---|---|---|---|---|
| Meanconcentration found (ng/mL) | RE (%) | RSD (%) | Meanconcentration found (ng/mL) | RE (%) | RSD (%) | |||
| LQC | 250 | 255.87 | 2.35 | 6.28 | 255.58 | 2.23 | 5.45 | 80.75 |
| MQC | 1000 | 947.48 | −5.25 | 8.97 | 976.19 | −2.38 | 5.80 | 81.23 |
| HQC | 3000 | 3141.81 | 4.73 | 6.01 | 3070.23 | 2.34 | 5.79 | 74.35 |
| IS | – | – | – | – | – | – | – | 82.20 |
