Table 3. Absolute recovery in heparin plasma.
Concentration/ Sample: | No: 1 | No: 2 | No: 3 | No: 4 | No: 5 | Average | SD | RSD |
---|---|---|---|---|---|---|---|---|
QC 1, 2.97 µg/ml | 33% | 33% | 28% | 28% | 34% | 30% | 3.00 | 9.88% |
QC 3, 155 µg/ml | 34% | 38% | 35% | 34% | 35% | 35% | 1.87 | 5.27% |
IS for QC 1, 2 µg/ml | 100% | 101% | 100% | 98% | 102% | 100% | 1.05 | 1.05% |
IS for QC 3, 2 µg/ml | 97% | 99% | 97% | 99% | 98% | 98% | 0.96 | 0.98% |
QC, Quality Control; IS, internal standard.