Recovery level | Sample (ng/spot) | Standard (ng/spot) | Amount found (ng/spot) | % Recovery | Mean (%) ± SD | % RSD |
50% | 800 | 400 | 1189.67 | 99.13 | 98.17 ± 0.99 | 1.015 |
1178.98 | 98.24 | |||||
1165.76 | 97.14 | |||||
100% | 800 | 800 | 1618.15 | 101.13 | 100.50 ± 0.61 | 0.608 |
1598.58 | 99.91 | |||||
1607.45 | 100.46 | |||||
150% | 800 | 1200 | 2016.54 | 100.82 | 100.03 ± 0.71 | 0.715 |
1988.63 | 99.43 | |||||
1996.75 | 99.83 |