广东化工
廣東化工
엄동화공
GUANGDONG CHEMICAL INDUSTRY
2012年
2期
187-188
,共2页
原子荧光法%铅锡合金%锑%研究
原子熒光法%鉛錫閤金%銻%研究
원자형광법%연석합금%제%연구
atomic fluorescence spectrometry%lead-tin alloy%antimony%research
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。
目的:建立氫化物髮生雙道原子熒光法測定鉛錫閤金中銻含量的方法,為測定鉛錫閤金中銻提供依據。方法:選擇瞭最佳的儀器條件,進行樣品處理方法、KBH4濃度、檢齣限、迴收率等研究。結果:本方法的標準麯線方程y=157.56x-2.3962,相關繫數γ=0.9999,線性範圍為0~40μg/L,精密度為1.3%,檢齣限為0.0304μg/L,迴收率達115%。結論:本方法操作簡單、快速、靈敏度高、榦擾少,可穫得滿意的結果。
목적:건립경화물발생쌍도원자형광법측정연석합금중제함량적방법,위측정연석합금중제제공의거。방법:선택료최가적의기조건,진행양품처리방법、KBH4농도、검출한、회수솔등연구。결과:본방법적표준곡선방정y=157.56x-2.3962,상관계수γ=0.9999,선성범위위0~40μg/L,정밀도위1.3%,검출한위0.0304μg/L,회수솔체115%。결론:본방법조작간단、쾌속、령민도고、간우소,가획득만의적결과。
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.