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基于石墨烯/离子液体/壳聚糖修饰电极的制备及对2-羟基-4-甲氧基二苯甲酮的测定

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摘要 文章利用滴涂法制备了氧化石墨烯/离子液体/壳聚糖化学修饰电极,并用于2-羟基-4-甲氧基二苯甲酮的检测。实验利用扫描电镜和透射镜分别表征了氧化石墨烯的表面形貌和内部结构。此外,实验考察了2-羟基-4-甲氧基二苯甲酮的电化学行为,结果表明,2-羟基-4-甲氧基二苯甲酮在282 nmol/L^1 992 nmol/L浓度范围内,其浓度和峰电流呈良好的线性关系,且线性回归方程为:Ipa(μA)=-0.008 C(nmol/L)+0.2101(n=6,R2=0.9 978),检测限为1.5×10-7M(S/N=3),可用于污水中2-羟基-4-甲氧基二苯甲酮的测定。
出处 《企业技术开发(下旬刊)》 2016年第5期172-173,共2页 Technological Development of Enterprise
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