Ion-Imprinted Electrochemical Sensor Based on Copper Nanoparticles-Polyaniline Matrix for Nitrate Detection

Table 3

Recovery data for detection of in water samples using IIP-Cu-NPs/PANI/GCE in Na₂SO₄ solution pH=5 as supporting electrolyte.

Sample	Added (mol L^−1)	(Ω)	Recovery (%)
Mineral water	10^−5	817.33	96.1
	10^−4	692.1	96.9
	10^−3	323.44	98.7
Well water	10^−5	989.3	95.5
	10^−4	852.5	96.3
	10^−3	395.3	98.3