氢化物原子荧光法测定农产品中的总砷  

Determination of Total Arsenic in Agricultural Products by Hydride Atomic Fluorescence Spectrophotometry

作　　者：田翠[1] 李仕钦[1] 陈光亮[1] 朱毓华[1] 赵耀[1] 郑海芳[1] 刘霜[1] 罗小娇[1] 张维娜[1] 金伟[1] 

机构地区：[1]四川省泸州市农业局,四川泸州646000

出　　处：《现代农业科技》2015年第14期292-293,共2页Modern Agricultural Science and Technology

摘　　要：本方法针对《食品中总砷及无机砷的测定（GB/T5009.11-2003）》对食品中总砷的测定方法进行了改进。在最佳的试验条件下,砷的检出限为0.28μg/L,方法的精密度在1.2%~2.5%之间,加标回收率在94%~105%之间。该方法操作简便快速,精密度、准确度均能满足分析要求。Improvements were made to hydride atomic fluorescence spectrophotometry method for determination of total Arsenic ＇Determination of total arsenic and inorganic in food GB/T 5009.11-2003＇.Under the optimum conditions, the detection limit was 0.28 μg/L, the accuracy was 1.2% 2.5% ,and the recovery was 94%-105% .The method was simple and convenient,and its precision,accuracy,sensitivity could meet the analytical requirements.

关 键 词：氢化物原子荧光法 农产品 总砷 

分 类 号：TS207.5[轻工技术与工程—食品科学] TS207.7[轻工技术与工程—食品科学与工程]