Table 5: Results of the precision study ( ) by the proposed method.

Concentration of IMH injected in g/mLIntraday precisionInterday precision
Mean area ± SD% RSDa Mean area ± SD% RSDa

0.579292 ± 30.040.037979289 ± 37.580.0474
1147141 ± 50.0330.0342147151 ± 55.080.0374
2305505 ± 95.040.0311226543 ± 60.830.0269

aRelative standard deviation based on peak area.