Substance Interference %
Ascorbic Acid 3.1
Urea 1.5
Glucose 0.3
Note: Interference (%)=[(x-y)/y]×100, where x is the average of absorbance value for mixed solution of uric acid and foreign substances, y is the average of absorbance value for uric acid solution only.
Table 3: Effect of possible interfering substances.
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