食品研究与开发
食品研究與開髮
식품연구여개발
FOOD RESEARCH AND CEVELOPMENT
2014年
22期
44-46
,共3页
贾欣欣%汪澄%梁雨荷%段旭宁
賈訢訢%汪澄%樑雨荷%段旭寧
가흔흔%왕징%량우하%단욱저
花生红衣%单宁%提取
花生紅衣%單寧%提取
화생홍의%단저%제취
peanut skin%tannin%extracting
探讨用有机溶剂浸提法从花生红衣中提取单宁的工艺，通过分析比较提取单宁的影响因素，并用正交试验法确定提取花生红衣中单宁的最佳工艺条件。最佳提取工艺条件为无水乙醇作为提取剂，保持50℃的恒温回流，时间为5 h，料液比为1∶30 g/mL；在此工艺条件下，花生红衣的提取含量为0.331 mg/g。
探討用有機溶劑浸提法從花生紅衣中提取單寧的工藝，通過分析比較提取單寧的影響因素，併用正交試驗法確定提取花生紅衣中單寧的最佳工藝條件。最佳提取工藝條件為無水乙醇作為提取劑，保持50℃的恆溫迴流，時間為5 h，料液比為1∶30 g/mL；在此工藝條件下，花生紅衣的提取含量為0.331 mg/g。
탐토용유궤용제침제법종화생홍의중제취단저적공예，통과분석비교제취단저적영향인소，병용정교시험법학정제취화생홍의중단저적최가공예조건。최가제취공예조건위무수을순작위제취제，보지50℃적항온회류，시간위5 h，료액비위1∶30 g/mL；재차공예조건하，화생홍의적제취함량위0.331 mg/g。
This article discussed the technics of extracting tannin with organic solvent from peanut-skin ,By comparing and analyzing the influencing factors of extraction, with the orthogonal experimental method to determine the optimum conditions of extracting tannin peanut skin .The optimum extraction process was obtained as followed:make absolute ethyl alcohol as extraction solvent,solid-to-liquid ratio of 1 ∶ 30 g/mL,extraction temperature of 50 ℃,extraction duration of 5 h.Under the above condition,the extraction rate of tannin from peanut-skin was approximately 0.331 mg/g.
