Electrochemical Determination of Diclofenac by Using ZIF-67/g-C₃N₄ Modified Electrode

Table 3

Effect of some foreign substances on the determination of 1 μM DFC in 0.2 M BRBS pH 6.5.

Interferents	Tolerance level (M/M)	Rev. (%)
KHCO3	320	6.80
Na2SO4	480	13.57
CaCl2	320	12.86
NH4NO3	80	6.58
Uric acid	80	6.34
Caffeine	80	10.14
Paracetamol	40	5.13
Ascorbic acid	480	9.38