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Study on textural properties of carrageenan gel
Author(s): 
Pages: 220-223
Year: Issue:  10
Journal: SCIENCE AND TECHNOLOGY OF FOOD INDUSTRY

Keyword:  卡拉胶凝胶质构特性保水性;
Abstract: 研究了卡拉胶凝胶的质构特性.结果表明,影响卡拉胶凝胶硬度的主次因素依次为:[K+]、离子强度、[Ca2+]、卡拉胶浓度、pH、[Mg2+];影响其弹性的因素依次为:[K+]、离子强度、卡拉胶浓度、[Ca2+]、pH、[Mg2+].形成较好凝胶的条件为:卡拉胶浓度10~20mg/mL、pH 5、离子强度0.3、(K+]0.05mol/L、[Ca2+]0.025~0.05mol/L.在肌原纤维蛋白中添加卡拉胶能明显增加凝胶的硬度、弹性和保水性.
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