Spectrophotometric Determination of Thioridazine Hydrochloride in Tablets and Biological Fluids by Ion-Pair and Oxidation Reactions

Table 5

Recovery of THZ in serum and urine (𝑛=5, 𝑡=2.78).

Method	Added, μg/mL	Serum			Urine
		Found, μg/mL	Recovery, %	RSD, %	Found, μg/mL	Recovery, %	RSD, %
BCG	8	8.0605	100.75	3.8828	7.9145	98.93	2.8539
	16	15.9593	99.74	1.7306	15.9395	99.62	1.2147
	24	23.9661	99.85	0.8900	24.0289	100.12	0.8345
BCP	8	8.1462	101.82	2.4969	7.9788	99.73	1.9612
	16	16.0048	100.03	0.8643	15.9067	99.41	0.9044
	24	23.9469	99.77	0.7588	23.7888	99.12	1.2083
KMnO4 + IC	0.4	0.3999	99.996	1.633	0.80	100.00	1.839
	0.8	0.7999	99.996	2.418	1.1751	97.93	2.612
	1.6	1.5999	99.996	1.779	1.5645	97.78	2.849
KMnO4 + MO	0.8	0.7999	99.998	0.8563	0.4059	101.49	2.109
	1.2	1.1999	99.996	1.927	0.80	100.00	1.025
	1.6	1.5999	99.996	0.846	1.1999	99.99	0.7039