广州化工
廣州化工
엄주화공
GUANGZHOU CHEMICAL INDUSTRY AND TECHNOLOGY
2014年
18期
78-79,95
,共3页
郭建敏%张燕军%王译伟%杨锐生
郭建敏%張燕軍%王譯偉%楊銳生
곽건민%장연군%왕역위%양예생
赶黄草%槲皮素%超声提取%含量测定
趕黃草%槲皮素%超聲提取%含量測定
간황초%곡피소%초성제취%함량측정
Penthorum chinense Pursh%quercetin%ultrasonic extraction%content determination
研究了赶黄草中槲皮素的最佳提取条件。采用超声提取,用紫外分光光度法,以芦丁作为对照,在370 nm 处测定槲皮素的含量。结果显示:赶黄草最佳提取条件为以浓度为60%乙醇,超声功率50 W,超声温度55℃,料液比1:25,超声时间60 min,槲皮素浸出率最高。超声提取工艺稳定、简单可行。
研究瞭趕黃草中槲皮素的最佳提取條件。採用超聲提取,用紫外分光光度法,以蘆丁作為對照,在370 nm 處測定槲皮素的含量。結果顯示:趕黃草最佳提取條件為以濃度為60%乙醇,超聲功率50 W,超聲溫度55℃,料液比1:25,超聲時間60 min,槲皮素浸齣率最高。超聲提取工藝穩定、簡單可行。
연구료간황초중곡피소적최가제취조건。채용초성제취,용자외분광광도법,이호정작위대조,재370 nm 처측정곡피소적함량。결과현시:간황초최가제취조건위이농도위60%을순,초성공솔50 W,초성온도55℃,료액비1:25,초성시간60 min,곡피소침출솔최고。초성제취공예은정、간단가행。
The best extraction conditions of Penthorum chinense Pursh from quercetin were researched.Using ultrasonic extraction , using UV spectrophotometry , rutin as comparison , the content of quercetin was determined at 370 nm.The best extraction conditions of Penthorum chinense Pursh were the concentration of 60% ethanol, ultrasonic power 50 W, ultrasonic temperature 55℃, solid-liquid ratio 1:25 , and ultrasonic time 60 min.Under the conditions , quercetin leaching rate was the highest.The ultrasonic extraction process was stable and feasible.