Thermal colour degradation kinetics of mango puree

被引:57
作者
Ahmed, J [1 ]
Shivhare, US [1 ]
Kaur, M [1 ]
机构
[1] Guru Nanak Dev Univ, Dept Food Sci & Technol, Amritsar 143005, Punjab, India
关键词
D O I
10.1081/JFP-120005791
中图分类号
TS2 [食品工业];
学科分类号
0832 ;
摘要
Colour degradation during thermal processing of mango puree was studied at 50-90degreesC for 0-20 min. Post-processing Hunter colour scale values (L, a and b) were used to determine the kinetics of colour degradation. The thermal degradation of Hunter colour b value (representing yellowness) and L x a x b value (representing total colour) followed first-order reaction kinetics. The activation energy values for yellow colour and total colour were found to be 36.26 and 36.79 kJ/mol respectively.
引用
收藏
页码:359 / 366
页数:8
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