TABLE 3

Determination of the precision and accuracy of the interday assay

Interday Assay
Nominal Concentration of C2250.0250.41.6
(μg/ml)(μg/ml)(μg/ml)
Observed concentration of C2250.0230.4061.816
0.0220.3581.621
0.0280.4111.909
0.0230.4081.653
0.0240.4131.742
Mean0.0240.3991.748
S.D.0.0020.0230.118
Precision (%)9.775.816.75
Accuracy (%)96.099.8109.26