微流动注射法检测痕量铬及对大学生科技创新能力的培养  

Detection of trace chromium by microfluidic injection and cultivation of university students' technological innovation ability

作　　者：任春艳[1] 于曙光[1] 马圆圆 吴言凌 师进生[1] REN Chunyan;YU Shuguang;MA Yuanyuan;WU Yanling;SHI Jinsheng(College of Chemistry and Pharmacy,Qingdao Agricultural University,Qingdao 266109,China)

机构地区：[1]青岛农业大学化学与药学院,山东青岛266109

出　　处：《实验技术与管理》2019年第1期217-220,共4页Experimental Technology and Management

基　　金：青岛农业大学高层次人才启动基金(1111302);山东省研究生教育创新计划项目(SDYC13051);山东省高等学校精品课程"分析化学"(2012BK142);山东省高等学校精品课程"仪器分析"(2013BK207)

摘　　要：利用大学生科技创新项目,设计并制作了扇形微流控芯片。通过Cr3+在碱性条件下催化鲁米诺-过氧化氢的化学发光反应,实现了微流动注射化学发光体系对水中痕量Cr3+含量的检测。实验证明,该方法线性范围宽、精密度良好、灵敏度很高。该实验的开展大大锻炼了学生的科技创新能力。By using the scientific and technological innovation project for university students,a fan-like microfluidic chip is designed and fabricated.The determination of trace Cr^3+in water by microfluidic injection chemiluminescence system is realized by catalyzing the chemiluminescence reaction of luminol-hydrogen peroxide with Cr^3+under alkaline conditions.The experiment shows that the method has wide linear range,good precision and high sensitivity,which has greatly trained the students’ability of scientific and technological innovation.

关 键 词：微流动注射 铬离子 创新能力 

分 类 号：G642[文化科学—高等教育学]