Parameters Method A Method B
Linear range(μg/mL) 15-97.5          2-22
limit of detection, LOD(μg/mL) 4.92 0.56
Limit of quantification, LOQ (μg/mL) 14.89 1.69
Slope 0.00705 0.0426    
Intercept 0.01055 0.01944
Correlation coefficient( r) 0.99862 0.99971
Molar absorptivity Ɛ (L mol-1 cm-1 )        1.184x103 7.733x103
Sandell sensitivity 0.129 0.020
Table 2: Summary of quantitative parameters and statistical data using the proposed procedure.