Table 1 Determination of UA concentrations in spiked urine samples.

From: A highly sensitive uric acid electrochemical biosensor based on a nano-cube cuprous oxide/ferrocene/uricase modified glassy carbon electrode

The content of UA

Spiked UA concentration Cs (μM)

Recovered UA concentration Ci–Co (μM)

Recovery (%) (n = 6)

Relative standard deviation (RSD) % (n = 6)

289.06

100

93.36

93.36

1.02

200

202.04

101.02

0.98

300

288.79

96.26

0.99

400

408.24

102.06

1.15

500

489.99

98.00

1.21

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