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Recovery of serum sample spiked with calibrators
| Analyte | Standard concentration added to samples in 1:1 ratio | Recovery % | ||
|---|---|---|---|---|
| Sample A | Sample B | Mean | ||
| TSH | (IU/L) | |||
| 1.5 | 100.9 | 83.7 | 92.3 | |
| 5 | 110.6 | 76 | 93.3 | |
| Tg | ng/ml | |||
| 4 | 111.2 | 97.1 | 104.2 | |
| 20 | 78.8 | 82.9 | 80.8 | |
A and B are serum samples having TSH concentration of 19.5 and 0.09 µIU/ml and Tg concentration of 10.2 and 58.8 ng/ml. The serum samples were spiked with standards S4 and S5 in 1:1 ratio
