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Table 3 Precision and accuracy of FEX related compounds using the proposed HPLC method

From: Development of validated stability-indicating chromatographic method for the determination of fexofenadine hydrochloride and its related impurities in pharmaceutical tablets

  Impurity A Impurity B Impurity C Impurity D
Overall mean % recovery a 101.5 102.0 101.9 98.4
Intra-day precision (RSD) 1.55 1.23 0.88 1.32
Inter-day precision (RSD) 1.78 1.56 1.20 1.67
  1. aOverall mean % recovery of three different concentration level(1.5, 5.0, 7.5 μg/ml), (n = 9)