微波消解ICP-MS同时测定福安绿竹笋中的13种元素  

Simultaneous Determination of 13 Elements in Fu’an Leleba oldhami by ICP-MS with Microwave Digestion

作　　者：潘丽秀 PAN Lixiu(Ningde Food and Drug Inspection and Testing Center,Ningde 352100,China)

机构地区：[1]宁德市食品药品检验检测中心,福建宁德352100

出　　处：《食品安全导刊》2023年第23期104-106,共3页China Food Safety Magazine

摘　　要：目的:建立微波消解-电感耦合等离子质谱方法(Inductively Coupled Plasma Mass Spectrometry,ICP-MS)同时测定福安绿竹笋中的Al、As、Cr、Cd、Zn、Cu、Ca、Mo、Fe、Ni、Se、Pb、Hg这13种元素的方法。方法:样品经微波消解处理,以Sc、Ge、In、Bi为内标,在碰撞模式下应用ICP-MS同时测定其中的13种元素。结果:测得13种元素的线性良好,加标回收率为81.5%~115.2%,RSD在0.98%~6.40%。结论:该方法可满足福安绿竹笋中13种元素的同时测定。Objective:The method of microwave digestion coupled with inductively coupled plasma mass spectrometry(ICP-MS)for simultaneous determination of 13 elements including Al、As、Cr、Cd、Zn、Cu、Ca、Mo、Fe、Ni、Se、Pb、Hg in Leleba oldhami was developed.Method:After microwave digestion,the contents of 13 elements were determined by ICP-MS under ked collision mode using Sc,Ge,In and Bi as internal standards.Result:The linearity of 13 elements is good,the recovery rate was 81.5%~115.2%,the RSD was 0.98%~6.40%.Conclusion:The method could meet the requirements for simultaneous determination of 13 elements in Leleba oldhami.

关 键 词：福安绿竹笋 ICP-MS 微波消解 元素 

分 类 号：TS255.7[轻工技术与工程—农产品加工及贮藏工程] O657.63[轻工技术与工程—食品科学与工程]