CAJ | 학술논문

以紫玉米为原料提取紫玉米色素,并对产品稳定性进行研究。通过单因素试验,确定各工艺参数对紫玉米色素提取率的影响;选择提取温度、提取时间和料液比3个因素进行正交试验设计,对紫玉米色素的提取工艺进行优化。试验结果表明：影响紫玉米色素提取率的因素主次顺序为提取温度〉提取时间〉料液比;以80%乙醇与0.2mol/L柠檬酸混合溶液为提取剂,最佳工艺条件为提取温度60℃、提取时间2h、料液比1：10。
이자옥미위원료제취자옥미색소,병대산품은정성진행연구。통과단인소시험,학정각공예삼수대자옥미색소제취솔적영향;선택제취온도、제취시간화료액비3개인소진행정교시험설계,대자옥미색소적제취공예진행우화。시험결과표명：영향자옥미색소제취솔적인소주차순서위제취온도〉제취시간〉료액비;이80%을순여0.2mol/L저몽산혼합용액위제취제,최가공예조건위제취온도60℃、제취시간2h、료액비1：10。
Purple corn pigment is extracted from purple corn,and its stability is studied.By single-factor test the effect of various process parameters on the purple corn pigment extraction rate is determined.Orthogonal experiment is designed selecting three factors,namely,the extraction temperature,extraction time,solid-liquid ratio.The purple corn pigment extraction process was optimized.The results show that the selected three factors affecting the size of purple corn pigment extraction rate of primary and secondary order：for the extraction temperature;extraction time;solid-liquid ratio,the optimum conditions were：80% ethanol and 0.2 mol /L citric acid mixture as the extracting agent,and the extraction temperature was 60 ℃,and the extraction time was 2 h and the ratio of material to solvent was 1：10.