氢化物发生-原子荧光光谱法测定锌锭中锡铅锑铋

被引：13

作者：

申明乐 ^{[1
]}

刘万峰 ^{[2
]}

机构：

[1] 南阳理工学院化工系

[2] 南阳出入境检验检疫局

来源：

冶金分析 | 2008年 / 07期

关键词：

锌锭; 共沉淀; 氢化物发生; 原子荧光光谱法; 锡; 铅; 锑; 铋;

D O I：

10.13228/j.issn.1000-7571.2008.07.013

中图分类号：

TG115.3 [化学试验法];

学科分类号：

080502 ;

摘要：

锌锭样品用盐酸溶解后,在氨性介质中加入Al3+,锡铅锑铋离子与氢氧化铝共沉淀后,用盐酸(2+98)溶解沉淀,氢化物发生-原子荧光光谱法测定锡铅锑铋。选择0.10 mol/L的Al3+加入量为4.0～5.0 mL,共沉淀时间为30 min,用10 mL 0.1 mol/L的氨水洗涤沉淀符合共沉淀要求且不会造成沉淀损失。基体锌及试液中引入的Al3+对测定均不产生干扰。方法用于锡铅锑铋的质量分数大于0.001%的锌锭中几种离子的测定,结果满足分析要求。

引用

页码：69 / 71

页数：3

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