Table 5: Intraday and interday precision and accuracy of HPLC assay of quetiapine fumarate.

Nominal concentration
 g/Lt
 g/Lt  g/Lt

Day 1
 Mean ( )1836385026141297619
 S.D948.0110442.681514.80
 R.S.D0.522.070.12
 Recovery (%)100.4907100.1199.49
Day 2
 Mean ( )2275115239821310744
 S.D379.363262.8321904
 R.S.D0.170.621.67
 Recovery (%)100.64101.0099.52
Day 3
 Mean ( )1995995168021293679
 S.D1216.504041.451760.91
 R.S.D0.610.780.14
 Recovery (%)99.36101.5099.69

Each mean value is a result of triplicate analysis ( ).