Highly Sensitive Micellar Enhanced Spectrofluorimetric Method for Determination of Mirtazapine in Tablets and Human Urine: Application to In Vitro Drug Release and Content Uniformity Test

Table 3

Accuracy and precision data for the determination of MRZ by the proposed method.

Amount taken (ng/mL)	% found	% RSD	% error
Intraday
20	103.26 ± 1.161	1.124	−0.033
100	99.47 ± 1.577	1.585	0.005
200	97.28 ± 2.366	2.432	0.027
400	98.81 ± 1.003	1.015	0.012
Interday
20	96.43 ± 1.947	2.019	−3.572
100	100.2 ± 1.125	1.123	0.195
200	99.19 ± 0.637	0.642	−0.81
400	100.39 ± 1.742	1.736	0.393