International Scholarly Research Notices / 2012 / Article / Tab 2

Research Article

Application of HPLC for the Simultaneous Determination of Paracetamol, Chlorzoxazone, and Nimesulide in Pharmaceutical Dosage Form

Table 2

Intraday and interday precision of PCM, CHZ, and NIM ( ).

Drugs Concentration
(μg mL−1)
RepeatabilityIntermediate precision
found conc. ± SD% R.S.D. S.E.found conc. ± SD% R.S.D. S.E.

32.532.65 ± 0.361.100.1532.55 ± 0.200.61 0.09
PCM45.545.65 ± 0.250.550.1045.75 ± 0.450.98 0.18
65.065.65 ± 0.550.880.2265.20 ± 0.350.54 0.14

37.537.75 ± 0.360.950.1445.56 ± 0.450.98 0.18
CHZ52.552.60 ± 0.200.380.0952.75 ± 0.460.87 0.19
75.075.50 ± 0.700.930.2975.15 ± 0.990.86 0.40

10.010.15 ± 0.100.990.0410.12 ± 0.171.66 0.07
NIM14.014.05 ± 0.181.280.0714.97 ± 0.251.67 0.10
20.020.08 ± 0.150.750.0620.28 ± 0.200.98 0.09