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Table 8 Intraday and inter-day precision for Triamcinolone acetonide

From: Formulation, optimization, qualitative and quantitative analysis of new dosage form of corticosteroid

Conc. (µg/mL) Peak area Mean found Average (%) SD RSD
Intraday
  10 am 1 pm 5 pm 1 2 3   SD RS
700 2172 2175 2173 100.2 100.7 100.6 100.5 1.527 0.07
900 2792 2794 2791 100.8 100.3 100.7 100.6 1.527 0.05
1000 3103 3106 3107 101.1 101.6 101.2 101.3 2.081 0.07
1100 3416 3417 3423 101.2 101.6 101.5 101.4 3.785 0.11
1300 4035 4030 4039 101.1 101.4 101.7 101.3 4.509 0.11
Inter-day
  Day 1 Day 2 Day 3       
700 2168 2161 2165 100.5 100.7 100.3 100.5 3.511 0.16
900 2790 2793 2797 100.5 100.3 100.6 100.5 3.511 0.13
1000 3113 3109 3101 101.6 101.3 101.8 101.6 6.110 0.20
1100 3411 3418 3421 101.5 101.6 101.2 101.4 5.131 0.15
1300 4031 4035 4041 101.2 101.4 101.6 101.4 5.033 0.12