Procedure Taken (μg/mL) Within day-(n = 3) Between days-(n = 3)
Recovery % RSD % RE % Recovery % RSD % RE %
Spectrophotometry
MO 8.0 100.44 0.11 0.86 98.00 1.054 -2.00
10.0 99.56 0.09 -0.45 97.82 1.142 -2.18
12.0 99.70 0.10 -0.91 97.95 0.98 -2.05
CR 8.0 99.57 0.07 0.51 99.23 1.18 -0.75
10.0 99.90 0.08 0.29 98.41 0.98 -1.59
12.0 100.54 0.12 0.24 98.72 0.94 -1.28
BCG 8.0 100.46 0.09 0.74 98.08 1.02 -1.92
10.0 99.80 0.11 -0.60 97.65 1.12 -2.35
12.0 99.58 0.08 0.48 98.12 0.85 -1.88
Chromatography 5.0 99.40 0.52 -0.60 98.54 0.84 -1.26
10.0 99.83 0.43 -0.17 99.26 1.07 -0.74
20.0 98.86 0.63 -1.14 98.22 0.55 -1.78
Table 2: Analytical accuracy and precision of determination of bulk SUL by the described spectrophotometric and chromatographic methods (n=6).
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