Digital image colorimetry in combination with chemometrics for the detection of carbaryl based on the peroxidase-like activity of nanoporphyrins and the etching process of gold nanoparticles

Gaoqiong Deng, Shuo Wang, Hengye Chen, Lixue Ren, Ke Liang, Liuna Wei, Wanjun Long, Jian Yang, Lanping Guo, Xiaole Han, Yuanbin She, Haiyan Fu