Table 1.

Glycolic acid response in Beckman lactate method.

Glycolic acidApparent lactate, mmol/LNet absorbance,1 mAAbsorbance rate, mA/min
mmol/Lmg/dL
0006.0−0.1
3.3250.17.91.4
6.6500.216.04.7
9.9750.324.07.5
10.5800.427.68.2
11.8900.431.29.6
13.2100Supp;2 rate high32.710.5
19.7150Supp; rate high50.315.3
26.3200Supp; rate high66.720.5
  • 1 Final absorbance measurement minus reagent blank absorbance just prior to sample addition.

  • 2 Supp, results suppressed.