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. 2021 Mar 18;1159:338418. doi: 10.1016/j.aca.2021.338418

Table 3.

Measurement results for addition and recovery of favipiravir from urine sample using the proposed voltammetric method.

Added (μg mL−1) Founda (μg mL−1) Recoveryb (%) ± RSD (%)
Not detected
0.050 0.048 96.0 ± 3.83
a

Calculated by the use of standard addition method. Values reported are the average of three independent analysis of the same sample.

b

Calculated as: (determined concentration/expected concentration) × 100.