Amperometric determination of heavy metal using an HRP inhibition biosensor based on ITO nanoparticles-ruthenium (III) hexamine trichloride composite: Central composite design optimization.
本文开发了一种基于氧化铟锡(ITO)纳米颗粒、六氨合钌(III)氯化物(RUT)和壳聚糖(CH)修饰玻碳电极(GCE)的新型辣根过氧化物酶(HRP)抑制型生物传感器,用于测定铅、镍、镉离子。采用扫描电镜、能谱、循环伏安和电化学阻抗谱表征电极制备过程,并用2^2中心复合设计优化ITO纳米颗粒与RUT用量。传感器对Pb2+、Ni2+、C...