Use of the Charge Transfer Reactions for the Spectrophotometric Determination of Risperidone in Pure and in Dosage Forms

Table 3

Results of determination of RSP in tablets and statistical comparison with the reference method.

Tablet brand name	Nominal amount mg per tablet	Found** (% of nominal amount ± SD)
		Reference method [12]	Method A	Method B
Respidon^a	1 mg	102.0 ± 0.18	100.18 ± 0.14	100.92 ± 0.45
			𝑡=0.87, 𝐹=1.73	𝑡=2.68, 𝐹=6.23
Rispond^b	1 mg	101.8 ± 0.24	99.28 ± 0.19	101.16 ± 0.45
			𝑡=1.04, 𝐹=0.66	𝑡=1.45, 𝐹=3.57

Marketed by: ^a(torrent (mind)), ^b(micro synapse); **mean value of five determinations.
Tabulated 𝑡 and 𝐹 values at 95% confidence level are 2.77 and 6.39, respectively.