Table 5: Determination of 2-thiouracil in urine samples.

UrineSpiked (μM)Detecteda (μM)Bias (%)Recovery (%)SD ± RSD (%)

Sample 122.0623.1103.1
Sample 244.0401.0101.0
Sample 365.909−1.598.48
Sample 487.813−2.397.66

Mean average of five determinations.