摘要
目的:建立氢化物发生双道原子荧光法测定铅锡合金中锑含量的方法,为测定铅锡合金中锑提供依据。方法:选择了最佳的仪器条件,进行样品处理方法、KBH4浓度、检出限、回收率等研究。结果:本方法的标准曲线方程y=157.56x-2.3962,相关系数γ=0.9999,线性范围为0～40μg/L,精密度为1.3%,检出限为0.0304μg/L,回收率达115%。结论:本方法操作简单、快速、灵敏度高、干扰少,可获得满意的结果。
Purpose： A analytical method is recommended for determination of Trace Amount of Antimony in Lead-Tin Alloy by hydride generation double channel atomic fluorescence spectrometry,which provides basis for its measurement.Methods： Optimum condition for the instrument determination is applied to conduct researches relating to the method of sampling,concentration of KBH4,detection limits and recovery rate.Results： The standard curve of the linear equation was y=157.56x-2.3962 with correlation coefficient γ = 0.9999 and linear range of 0～40 μg/L.The precision and the detection limits were 1.3 % and 0.0304 μg/L respectively while the returns-ratio achieves 115 %.Conclusion： The method is easy,fast,highly sensitive and with no much interference during the operation,which can lead to satisfactory results.
出处
《广东化工》
CAS
2012年第2期187-188,共2页
Guangdong Chemical Industry
基金
惠州学院自然科学基金项目(C206.0207)
关键词
原子荧光法
铅锡合金
锑
研究
atomic fluorescence spectrometry
lead-tin alloy
antimony
research
