Active ingredients parameter Average assay % (n=3) RSD % (n=3)
Sulfaquinoxaline Sodium Flow rate (ml/min) 100.9 0.63
Temperature (oC) 100.5 1.02
[NH4AC] 100.8 1.26
Column batches (Lots) 101.6 0.12
Mobile phase pH 101.3 0.67
Amprolium HCl Flow rate (ml/min) 101.0 0.49
Temperature (oC) 100.8 0.80
[NH4AC] 101.0 1.02
Column batches (Lots) 101.4 0.14
Mobile phase pH 101.0 0.47
Vitamin K3 Flow rate (ml/min) 100.4 0.90
Temperature (oC) 100.6 0.65
[NH4AC] 101.8 0.69
Column batches (Lots) 102.0 0.90
Mobile phase pH 100.9 0.65
Table 4: Robustness testing of the three active ingredients.