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요약정보
ICP-OES法测定发动机缸体硅含量
Resource Type
Academic Journal
Authors
叶枫
;
朱京妃
;
陈旺湘
;
孙峰
;
卢洪英
Source
金属加工(热加工) / Metal Working
. (12):87-89
Subject
ICP-OES
缸体
硅含量
Language
Chinese
ISSN
1674-165X
Online Access
Find it @ DONGA
초록
建立了缸体ADC12材料中硅元素的电感耦合等离子发射光谱检测方法,通过调整酸度配比和试验条件,确定了硅元素测定的谱线为288.158nm,并对样品消解进行优化.结果表明:在样品中加入提前配制好体积比为3:1的HNO3(1+1)+HF混合酸溶液的前处理条件下,使用ICP-OES检测缸体中的硅元素,能获得良好的定量结果.在1.0~15mg/L内有较好的线性关系,其线性相关系数为0.99998,RSD为0.26%(n=10),加标回收率为97%~106%.该检测方法具备经济、快速、简单的特点,且重现性好,可满足日常分析检测要求.
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