Determination of Phenol and Chlorophenols at Single-Wall Carbon Nanotubes/Poly(3,4-ethylenedioxythiophene) Modified Glassy Carbon Electrode Using Flow Injection Amperometry

Table 2

Characteristics of the calibration graphs for the different phenolic compounds.

Compound	𝑖𝜇A=𝑏𝑥𝑐𝜇M+𝑎		Linear range (𝜇M)	Detection limit (𝜇M)	𝑅^2
	Slope (𝑎)	Intercept (𝑏)
Phenol	0.018±0.00032	0.013±0.0031	0.1–260	0.094	0.998
4-Chlorophenol	0.018±0.00024	0.035±0.012	0.4–180	0.38	0.999
2,4-Dichlorophenol	0.025±0.00031	0.056±0.056	0.4–120	0.39	0.998
2,4,6-Trichlorophenol	0.021±0.00026	0.035±0.013	1.0–90	0.30	0.998
Pentachlorophenol	0.01±0.00017	00.046±0.011	2.0–110	0.33	0.996