50
Interfering ,
Substance
Test
Concentration
mg/dL
Bias at 50±5
mg/dL
% Bias at 250±5
mg/dL
% Bias at 500±5
mg/dL
Acetaminophen
8 10.2 6.5 3.8
Ascorbic Acid
2.5 11.8 -6.8 5.3
Dopamine
2 4.3 12.9 6.3
Gentisic Acid
6 7.8 2.8 -4.3
L-Dopa
2 3.8 -1.2 -1.8
Methyldopa
2 5.2 -2.3 4.1
Uric Acid
13 7.6 3.9 3.8