Development and Validation of HPTLC Method for Estimation of Carbamazepine in Formulations and Its In Vitro Release Study

Table 3

Intra- and interprecision studies (𝑛=5).

Amount of drug spotted (ng)	Amount of drug detected (ng, mean ± SD)	%RSD
Intraday (n = 5)
100	98.9 ± 1.45	1.5
300	300.13 ± 1.1	1.7
600	598.25 ± 2.01	1.2
Interday (𝑛=5)
100	100.21 ± 0.7	1.8
300	299.05 ± 1.9	2.1
600	600.43 ± 1.9	1.6