|
|||||
|
|
| 蛋壳中碳酸钙转化为柠檬酸钙的研究 | |
| 引用本文： | 曾习,马美湖. 蛋壳中碳酸钙转化为柠檬酸钙的研究[J]. 中国农业科学, 2010, 43(5): 1031-1040. DOI: 10.3864/j.issn.0578-1752.2010.05.019 |
| 作者姓名： | 曾习 马美湖 |
| 作者单位： | （华中农业大学食品科技学院/国家蛋品加工技术研发分中心） |
| 基金项目： | 国家“十一五”科技支撑项目(2006BAD05A17); 国家“948”计划项目(2006-G36) |
| 摘 要： | 【目的】通过酸性介于碳酸和柠檬酸之间的有机酸与蛋壳反应制得有机酸钙,再与柠檬酸反应,置换出柠檬酸钙。【方法】试验对有机酸进行筛选,选定有机酸为乙酸。对试验过程中的各个影响因子进行研究,得到最佳工艺条件。采用三元二次回归正交旋转组合设计对试验进行优化,然后对产品进行纯化处理。【结果】优化后的最佳工艺条件为蛋壳过量30%、固液比1∶19.8、蛋壳粉与乙酸在25.4℃下反应3.5 h、柠檬酸与乙酸钙在50℃下反应3 h、加入柠檬酸的不足量为25.4%。【结论】在优化后的最佳工艺条件下利用蛋壳制备柠檬酸钙的产率为86.2%,纯化后的最终产率为85.4%,纯度达99%以上。 |
| 关 键 词： | 禽蛋 蛋壳 柠檬酸钙 综合利用 |
| 收稿时间： | 2009-08-17; |
Technologic Research on Transforming Calcium Carbonate in Eggshell to Calcium Citrate |
|
| ZENG Xi,MA Mei-hu. Technologic Research on Transforming Calcium Carbonate in Eggshell to Calcium Citrate[J]. Scientia Agricultura Sinica, 2010, 43(5): 1031-1040. DOI: 10.3864/j.issn.0578-1752.2010.05.019 | |
| Authors: | ZENG Xi MA Mei-hu |
| Affiliation: | ZENG Xi,MA Mei-hu (Subsidiary Research Center of National Egg Processing/College of Food Science , Technology,Huazhong Agricultural University,Wuhan 430070) |
| Abstract: | ObjectiveOrganic acid,which it's acidity is between the carbonic acid and citric acid,reacted on eggshell calcium,and the calcium organic acids were produced.Then let it react on citric acid and the calcium citrate can be replaced.Method Organic acid was screened in the experiment,then the acetic acid was chosen as an organic acid.The influencing factors during the process of experiment were studied,then the first-rank conditions for techniques were gained.The experiment adopted a design of ternary operator... |
| Keywords: | poultry egg eggshell calcium citrate comprehensive utilization |
| 本文献已被 CNKI 万方数据 等数据库收录！ | |
| 点击此处可从《中国农业科学》浏览原始摘要信息 | |
| 点击此处可从《中国农业科学》下载全文 | |