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阳极溶出伏安法测定车间空气中硒化氢 被引量:1

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摘要 本文用0.01mol/L NaOH作吸收液,采集空气中H_2Se,用玻碳电极镀金膜、阳极溶出伏安法测定H_2Se,不需通氮除氧,在0~200μg/L范围内线性关系良好,r=0.9998,精密度好,相对标准偏差2.38%—2.67%,灵敏度高,检出限为0.01μg/ml,与经典的荧光分光光度法作对照试验,平均相对偏差小于10%,空气中存在的Pb、Zn、Cu、Cd、Mn离子无干扰,方法快速简便,适用于车间空气中H_2Se的测定。
出处 《中国卫生检验杂志》 CAS 1994年第6期333-335,共3页 Chinese Journal of Health Laboratory Technology
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  • 1查河霞,于平胜,缪吉霞.氢化物发生原子荧光法测定茶叶中硒[J].中国卫生检验杂志,2007,17(4):639-640. 被引量:10
  • 2李明远.微波消解-氢化物原子荧光光谱法测定食品中的微量元素硒[J].光谱实验室,2007,24(4):618-621. 被引量:19
  • 3Manjusha R,Dash K,Karunasagar D.UV-photolysis assisted digestion of food samples for the determination of selenium by electrothermal atomic absorption spectrometry (ETAAS).Food Chemistry,2007,105:260-265.
  • 4Masson P,Orignac D,prunet T.Optimization of selenium determination in plant samples by hydride generation and axial view inductively coupled plasma atomic emission spectrometry.Analytica Chi mica Acta,2005,545:79-84.
  • 5Moskvin L.N,Bulatov A.V,Rudenko E.A,et al.Photometric determination of trace selenium in aqueous media.J Anal Chem,2006,61:25-27.
  • 6Zhang B.C,Xu H,Yu J.C.Determination of total gaseous selenium in atmosphere by honeycomb denuder/differential pulse cathodic stripping voltammetry.Talanta,2002,57:323-331.
  • 7Seki R,Oono S,Usui T,Neutron activation analysis of selenium in human toe-nail[J].Genken Shisetsu Riyo Kyodo Kenkyu Seika Hokokusho,2004,33:101-105.
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