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Abstract:
采用电化学沉积法制备了铂微粒修饰玻碳电极(Pt/GCE).通过循环伏安法研究了甲醛在该电极上的电化学行为,并优化了实验参数,在此基础上建立了一种伏安法直接测定甲醛的方法.在酸性溶液中,甲醛的氧化峰电流与其浓度在1.0×10-5~1.0×10-3mol/L的范围内呈良好的线性关系(r=0.999 7),检出限为5.0 μmol/L,回收率为96%~104%,相对标准偏差为4.0%~4.5%.
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分析测试学报
ISSN: 1004-4957
Year: 2008
Issue: 1
Volume: 27
Page: 60-62
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 24
Chinese Cited Count:
30 Days PV: 2
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