Determination of monoethanolamine and diethanolamine in food processing aids trolamine by GC internal standard method
Author(s): YU Kong-jie, HUANG Jie, YANG Fang, LI Yao-ping, CHEN Xiang-ming, QIAN Jiang
Pages: 281-282
Year: 2008 Issue: 8
Journal: SCIENCE AND TECHNOLOGY OF FOOD INDUSTRY
Keyword: 食品加工助剂三乙醇胺; 气相色谱; 内标法测定; 单乙醇胺和二乙醇胺;
Abstract: 研究并建立了气相色谱内标法测定食品加工助剂三乙醇胺中单乙醇胺、二乙醇胺的方法.三乙醇胺样品添加0.25%、0.50%、1.00%三个浓度水平的单乙醇胺、二乙醇胺时,单乙醇胺、二乙醇胺平均回收率范围分别为105.7%～106.5%和93.95%～101.1%,RSD范围分别为0.36%～1.22%和0.84%-～1.56%,方法简便可行.
Pages: 281-282
Year: 2008 Issue: 8
Journal: SCIENCE AND TECHNOLOGY OF FOOD INDUSTRY
Keyword: 食品加工助剂三乙醇胺; 气相色谱; 内标法测定; 单乙醇胺和二乙醇胺;
Abstract: 研究并建立了气相色谱内标法测定食品加工助剂三乙醇胺中单乙醇胺、二乙醇胺的方法.三乙醇胺样品添加0.25%、0.50%、1.00%三个浓度水平的单乙醇胺、二乙醇胺时,单乙醇胺、二乙醇胺平均回收率范围分别为105.7%～106.5%和93.95%～101.1%,RSD范围分别为0.36%～1.22%和0.84%-～1.56%,方法简便可行.
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