| Method Number | METHOD-A | METHOD-B | ||
| Amount Taken (µg/ml) | 1.50 | 15.0 | 2.0 | 8.0 | 
| Amount Found (µg/ml)* | 1.51 | 15.06 | 2.01 | 8.02 | 
| SD | 0.0079 | 0.1123 | 0.0224 | 0.0169 | 
| % Recovery | 99.33 | 99.60 | 99.64 | 99.87 | 
| % RSD | 0.527 | 0.745 | 0.688 | 0.211 |