Conc.
μg mL-1

Day 1 (% Recovery) Day 2 (% Recovery) Day 3 (% Recovery)
  PRZ AML DIL VER PRZ AML DIL VER PRZ AML DIL VER
API                        
5 99.28 99.79 100.2 100.0 99.98 99.25 101.2 100.5 99.52 99.82 100.5 100.3
10 99.93 100.1 100.1 99.94 99.85 98.99 100.2 99.24 99.74 99.51 99.58 98.83
15 98.95 100.0 99.81 99.58 100.2 98.74 100.5 100.7 99.94 99.29 100.1 100.2
20 99.71 99.60 98.59 99.90 99.65 99.68 99.87 99.83 99.28 100.7 99.58 99.57
25 100.2 100.5 99.96 100.3 98.59 99.89 100.7 99.17 99.51 99.59 101.2 98.46
50 100.7 99.28 100.2 100.6 100.2 100.1 100.0 100.5 100.0 99.87 99.51 100.1
100 99.97 98.89 100.1 99.08 99.87 99.05 99.96 100.9 99.57 99.26 99.27 99.87
Serum
5 100.0 99.28 99.86 99.95 100.2 99.16 100.8 100.2 99.01 99.51 100.2 100.1
10 99.65 99.58 100.0 100.1 100.5 98.58 100.4 9.65 99.97 99.01 100.7 99.28
15 99.18 99.71 99.67 100.8 100.8 98.11 100.2 100.4 98.28 99.64 99.96 99.17
20 99.50 99.83 99.58 99.92 99.85 99.19 100.1 99.92 99.87 98.17 99.57 99.51
25 99.68 100.1 100.0 100.2 99.69 99.38 100.9 99.75 100.2 99.84 101.0 100.1
50 99.98 99.05 99.68 100.6 99.53 99.82 99.58 100.1 99.17 99.63 99.15 99.47
100 99.37 99.18 101.0 99.87 99.08 98.95 100.2 100.4 98.96 99.50 100.0 99.96
Table 4: Intra-and inter day, variation /intermediate precision of the method