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辣椒粉掺杂的快速鉴定
引用本文:杨旭. 辣椒粉掺杂的快速鉴定[J]. 吉林农业科技学院学报, 2007, 16(2): 7-8
作者姓名:杨旭
作者单位:吉林市产品质量监督检验所 吉林132011
摘    要:
根据人工合成色素多为水溶性,升温可加速其溶解这一物理特性,经过简单的脱色处理,借以判断辣椒粉的颜色属于人为添加的色素,还是植物固有的色泽。淀粉定性试验是根据植物淀粉能与碘结合生成兰色化合物这一特异现象,用以确定掺入物的属性。

关 键 词:辣椒粉  人工合成色素  淀粉
修稿时间:2006-10-14

On the Appraisal Method to Chilli Powder Doping
YANG Xu. On the Appraisal Method to Chilli Powder Doping[J]. Journal Of Jilin Agricultural Science And Technology College, 2007, 16(2): 7-8
Authors:YANG Xu
Affiliation:Jilin City Product Quality Supervision and Examination Center, Jilin 132011, China
Abstract:
According to the physics character that most synthesized pigment are all water-soluble and raising temperature can quicken them solution,after simple decoloration process,people can judge chilli powder color belongs to the color of the artificial increased pigment or the plant luster.The starch qualitative experiment can determine the attribute of the artificial increased pigment according to the special phenomenon that plant starch with iodine union can produce blue color.
Keywords:chilli powder  synthesized pigment  starch  
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