From: Development and validation of simple colorimetric methods for assessing norfloxacin in pure form, in pharmaceutical products and in biological material
Samples
(µg/mL) taken
(µg/mL) obtained
%Recovery ± RSD
Plasma
1
0.987
98.74 ± 3.77
2
2.068
103.43 ± 3.84
3
2.976
99.21 ± 3.34
Urine
0.990
98.17 ± 4.91
2.017
100.85 ± 2.64
3.019
100.65 ± 2.35