离子色谱法测定生乳中硫氰酸根的方法研究  

Determination of Thiocyanate in Raw Milk by Ion Chromatography

作　　者：叶巧燕[1] 高亚男[1] 柳梅 文芳[1] 郑楠[1] 王加启[1] YE Qiao-yan;GAO Ya-nan;LIU Mei;WEN Fang;ZHENG Nan;WANG Jia-qi(Key Laboratory of Quality&Safety Control for Milk and Dairy Products of Ministry of Agriculture and Rural Affairs/Laboratory of Quality and Safety Risk Assessment for Dairy Products of Ministry of Agriculture and Rural Affairs/Milk and Milk Products Inspection Center of Ministry of Agriculture and Rural Affairs,Institute of Animal Sciences,Chinese Academy of Agricultural Sciences,Beijing 100193)

机构地区：[1]中国农业科学院北京畜牧兽医研究所,农业农村部奶及奶制品质量安全控制重点实验室/农业农村部奶产品质量安全风险评估实验室(北京)/农业农村部奶及奶制品质量监督检验测试中心(北京),北京100193

出　　处：《中国奶牛》2020年第4期49-54,共6页China Dairy Cattle

基　　金：中国农业科学院科技创新工程(ASTIP-IAS12);现代农业产业技术体系专项资金(CARS-36)。

摘　　要：本试验利用离子色谱仪对生乳中硫氰酸根的含量进行测定。通过一系列生乳样品试验数据及样品回收率的分析,以及对相关试验条件进行优化对离子色谱在生乳检测中的具体应用进行了较详细的论述。该检测方法结果线性关系好,结果准确,检测限低,相关系数r=0.9999,回收率84.6%~104.1%,相对标准偏差范围在4.5%~13.4%之间,具有良好的重复性与再现性。The thiocyanate in raw milk was determined by ion chromatography.The application of ion chromatography in milk detection was discussed in detail through a series of raw milk samples’experimental data,analysis of recovery rate,and optimization of relevant test conditions.The results of this method are linear,accurate,in low detection limit,correlation coefficient of 0.9999,recovery of 84.6%~104.1%,and relative standard deviation range is 4.5%~13.4%.This method has good repeatability and reproducibility.

关 键 词：离子色谱法 生乳 硫氰酸根 方法研究 

分 类 号：TS252.1[轻工技术与工程—农产品加工及贮藏工程]