Evaluation of Acetylcholinesterase Biosensor Based on Carbon Nanotube Paste in the Determination of Chlorphenvinphos

Figure 3

Square wave voltammograms obtained at the 60% (w/w) carbon nanotube paste electrode using 3.0×10⁻⁴ M acetylthiocholine iodide solution in phosphate buffer pH 7.4 (a) and thiocholine (b). Δ𝐸_𝑝=50 mV, Δ𝐸_𝑠=2 mV, and 𝑓=50 Hz.

(a)

(b)