Quantification of lycopene in tomato products: comparing the performances of a newly proposed direct photothermal method and high-performance liquid chromatography

被引:18
作者
Bicanic, D
Fogliano, V
Luterotti, S
Swarts, J
Piani, G
Graziani, G
机构
[1] Wageningen Univ, Dept Agrotechnol & Food Sci, Div Biophys, Laser Lab Photothernal Sci,Transitorium, NL-6703 HA Wageningen, Netherlands
[2] Univ Naples Federico II, Dipartimento Sci Alimenti, I-80055 Portici, Italy
[3] Univ Zagreb, Fac Pharm & Biochem, HR-10000 Zagreb, Croatia
[4] Univ Florence, European Lab Nonlinear Spect LENS, Sesto Fiorentino, Italy
关键词
lycopene; tomato products; photothermal method; HPLC;
D O I
10.1002/jsfa.2080
中图分类号
S [农业科学];
学科分类号
09 ;
摘要
A new photothermal method suitable for direct, accurate and highly reproducible quantitative measurements of lycopene in tomato products has been introduced. The intrinsic precision of the method is typically better than 0.2%; the repeatability of determination is comparable to that of high-performance liquid chromatography, with 0.86% least overall error. (c) 2005 Society of Chemical Industry.
引用
收藏
页码:1149 / 1153
页数:5
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