Table 6: Results from stability of analytical solutions applied to LC analysis of paliperidone in extended-release OROS tablets.

Amount of paliperidonea (%)
Time (h)4°C25°C40°C
Standard solutionSample solutionStandard solutionSample solutionStandard solutionSample solution

0100.1199.97100.45100.07101.12100.34
24100.0599.8899.5099.4499.9499.74
48101.0999.80100.7898.94100.8799.03
7299.1599.7198.9298.51100.9599.11

aMean of three amounts, assayed in triplicate. Solutions stored at 30.0 μg mL−1.