Research Article
Cost-Effective Tween 80-Capped Copper Nanoparticles for Ultrasensitive Colorimetric Detection of Thiram Pesticide in Environmental Water Samples
Figure 2
Photograph (a) and UV-vis absorbance spectra (b) of Tween 80-CuNPs in the presence of a defined concentration of thiram pesticide (0–25 μM); (c) the plot of absorbance ratio () against the concentration of thiram in the range of 0–25 μM and its linear calibration curve ( and are the absorbances of Tween 80-CuNPs at 575 nm without or with thiram, respectively).
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