微波消解-钼蓝比色法测定肉制品中磷酸盐  

Determination of phosphate in meat by microwave digestion-molybdenum blue colorimetric method

作　　者：李东方[1] 韩艳华 董洁[2] 

机构地区：[1]沈阳市疾病预防控制中心,沈阳110031 [2]沈阳重型机械集团有限责任公司,沈阳110025

出　　处：《中国卫生检验杂志》2008年第2期250-251,共2页Chinese Journal of Health Laboratory Technology

摘　　要：目的：建立微波消解-分光光度法进行肉制品中磷酸盐的测定。方法：运用微波消解技术进行样品消解,再以钼蓝比色法进行含量测定。结果：本法的精密度RSD（%）在1.1～3.4之间,回收率（%）在86.1～87.6之间。结论：利用微波消解技术进行肉制品中磷酸盐的含量测定,缩短了消解时间,简化了操作步骤,并使精密度和准确度均得到改善。Objective：To develop a method for the determination of phosphates in meat by microwave digestion spectrophotography.Methods：After the sample was digested by microwave digestion technology,the phosphate was detected by molybdenum blue colorimetric method.Results：The RSD were in the range of 1.1%~3.4% and the recoveries were in the range of 87.0%~90.0%.Conclusion：The time of digestion is shortened,the operating process simplified and the precision and the accuracy improved by this method.

关 键 词：微波消解 钼蓝比色法 磷酸盐测定 肉制品 

分 类 号：O657.32[理学—分析化学]