生鲜乳中多元素电感耦合等离子体质谱测定方法的研究应用  

Application of Determination of Nutritional Elements in Fresh Milk by ICP-MS

作　　者：杨俊华[1] 赵娟[1] 马静[1] 刘维华[1] Yang Junhua;Zhao Juan;Ma Jing;Liu Weihua(Ningxia Veterinary Drugs and Fodder Inspection Institute,Yinchuan,Ningxia 750011)

机构地区：[1]宁夏回族自治区兽药饲料监察所,宁夏银川750011

出　　处：《宁夏农林科技》2020年第11期17-19,40,共4页Journal of Ningxia Agriculture and Forestry Science and Technology

摘　　要：利用电感耦合等离子体质谱仪,对生鲜乳中多元素检测的方法进行研究,同时对生鲜乳中钙、铁、锌、硒等微量元素含量,以及铅、铬、砷、汞等重金属含量进行检测。方法在标准曲线范围内呈良好的线性,r均在0.9999以上。质控样品计算回收率在81.8%~102.7%,符合方法要求。此方法快速便捷,回收率高,重复性好。The method of multi-element detection in fresh milk was studied by inductively coupled plasma mass spectrometry(ICP-MS).The contents of trace elements such as calcium,iron,zinc,selenium and heavy metals including lead,chromium,arsenic and mercury in fresh milk were evaluated.The method showed good linearity in the range of standard curve,and r was above 0.9999.The calculated recoveries of quality control samples ranged from 81.8%to 102.7%.The method is rapid and convenient,with high recovery and good repeatability.

关 键 词：生鲜乳 电感耦合等离子体质谱仪 食品安全 检测方法 

分 类 号：TS252.7[轻工技术与工程—农产品加工及贮藏工程]