Table 1: Maximum tolerable concentrations for common interfering species.

Interfering speciesDAPAR
/μM /μM

L-histidine13001100
Tryptophan900600
L-alanine12001100
L-glutamic acid16001400
Uric acid350200
Ascorbic acid400700
Aspartic acid30002500

refers to interfering compound concentration.