Journal of Analytical Methods in Chemistry / 2014 / Article / Tab 2

Research Article

Validated Method for the Determination of Piroxicam by Capillary Zone Electrophoresis and Its Application to Tablets

Table 2

Calibration data for PIR.

IntradayInterdays
Day 1 ()Day 2 ()Day 3 ()Whole days ()

51518528115124051857
0.005−0.0020.0070.003
0.99990.99990.99990.9998
±Sr0.0200.0200.0150.059
RSD% of 1.0891.0700.8571.832
CI ()±463±466±362±394

is slope, is intercept, is correlation coefficient, Sr is standard deviation of regression equation, RSD is relative standard deviation, CI is confidence interval, and is probability level of 95% for experiments (intraday) and for experiments (interdays).