微波萃取

  • 网络Microwave Extraction;Mae
微波萃取微波萃取
  1. 优化的微波萃取条件如下:60~80mesh番石榴叶、10mL乙醇、80℃和10min。

    Optimized MAE conditions included 60 ~ 80 mesh of guava leaves , 10 mL of ethanol , 80 ℃ and 10 min.

  2. 鳗骨油微波萃取的最佳条件为:干样品加水3mL,以氯仿丙酮(体积比为2∶1)为混合萃取溶剂,微波辐照时间9min。

    The optimum MAE conditions for 4 g dry sample are as follows : adding 3 mL water , then adding 30 mL chloroform acetone ( volume ratio 2 ∶ 1 ), microwave heating for 9 min.

  3. 微波萃取法提取复方硫酸软骨素片中硫酸软骨素C的研究

    Study on extracting chondroitin sulfate C in compound chondroitin sulfate tablets by microwave extraction

  4. 方法:采取超临界CO2萃取、微波萃取和水蒸汽蒸馏三种方法提取佩兰挥发油。

    Method : The volatile oils were obtained with supercritical CO2 , microwave and stream distillation .

  5. 微波萃取土壤中PAHs的研究

    Microwave assisted Extraction of PAHs from Soils

  6. 实验结果显示,硅胶柱层析法、微波萃取法、人造纤维bluerayon吸附等方法对维生素E油中PAHs的脱除有较好的效果。

    Gel column chromatography , microwave-assisted extrac - tion , concentration by synthetic fiber have good effects on the removal of PAHs in vitamin E.

  7. 目的:通过对决明子微波萃取法(MAE)与常用提取方法(索氏提取法、超声提取法、水煎法)的比较研究,评价MAE提取中药有效成分的特点,初步探索MAE的机理。

    AIM : To evaluate the characteristic and explore the mechanism of MAE on Semen Cassiae by comparing MAE with commonly used extraction method .

  8. 结果表明,超临界CO2和水蒸馏法萃取辽细辛挥发油品质最好;微波萃取收率最高,但品质较差。

    The results showed that the extraction rate of microwave extraction was higher and its process was simpler , but the quality of the volatile oil was worse than those extracted by supercritical CO2 and steam distillation .

  9. 微波萃取的最佳工艺条件:功率400w,萃取时间50s,番茄红素提取量23.25mg/g(干燥番茄粉末)。

    The best conditions of microwave extraction are power 400w , time 60s , and the amount of oleoresin is 22.54mg/g ( tomato powder ) .

  10. 用丙酮/正己烷(1∶1)混合溶剂,微波萃取法提取环境空气总悬浮颗粒物(TSP)中16种多环芳烃组分,各组分萃取率为66%~83%,萃取效果较好。

    Using Acetone / hexane ( 1 ∶ 1 ) mixed solvent and microwave extraction method , 16 kinds of PAHs in TSP in ambient air was extracted . Extraction rate was between 66 % and 83 % .

  11. MSP-100E微波萃取仪性能测试

    Testing Property of MSP-100E Microwave Extraction Apparatus

  12. 本文还采用了固相微萃取(SPME)顶空取样方法,通过GC/MS分析并比较了萃取物中的主要有效成分,说明微波萃取法不仅提取率较高,且具有一定的选择性。

    Applying the Solid Phase Microextraction ( SPME ) Headspace Sampling . we analyses the extract by CG / MS. The result showed that the extract content is raised and the selectivity is obvious in the microwave extraction .

  13. 建立了利用微波萃取和双ECD联用技术,对土壤中多氯联苯(PCB)的分析方法,通过对回收率、重现性及精密度的测定,其结果均优于传统索氏萃取方法。

    The method which applies the technique of Microwave Extration and dual-ECD to analyze PCB in soil has been proposed in this paper . It is shown that this analytical method is better than traditional soxhlet extraction method based on the results of rate of recovery , accuracy and precision .

  14. 本试验以陕西安康的桑椹果渣为原料,研究了溶剂浸提法、微波萃取法及超声波提取桑椹红色素的最佳工艺;研究了LSA-21大孔吸附树脂纯化桑椹红色素的纯化工艺;

    The optimal parameters of extracting mulberry red pigment by solvent , microwave and ultrasonic wave , the purification parameters of pigment by LSA-21 macroporous resin , the stability and antioxidation in vitro of pigment have been studied in this paper .

  15. 微波萃取最佳工艺条件为:溶剂为丙酮,物料与溶剂比例1∶7,辐射时间7min,辐射功率810W,得率23.01%。

    The optimum conditions of the microwave extraction were obtained by orthogonal experiment : acetone as solvent , the rate of mass of material to solvent 1 ∶ 7 , the radiating time 7 min , the microwave power 810 W.

  16. 微波萃取技术及其在果胶提取中的应用

    Microwave extraction technology and its application in the extraction of pectin

  17. 微波萃取/HPLC法测定污泥中的烷基酚类物质

    Determination of Alkylphenols in Sludge by HPLC Coupled with Microwave-assisted Extraction

  18. 土壤及沉积物样品预处理的新技术&微波萃取法

    A novel sample preparation method for soils and sediments microwave-assisted extraction

  19. 微波萃取技术在天然药物提取中的研究进展

    Research and Development on the Microwave Extraction Technique in Natural Resources Medicine

  20. 表面活性剂对黄芩苷微波萃取的影响

    Effect of surfactant on microwave - assisted extraction of baicalin

  21. 经微波萃取最主要的是节省了大量的时间。

    The method by microwave extraction can save a lot of time .

  22. 此外,将微波萃取与乙醇回流提取进行了比较。

    Compared with alcohol refluxing extraction , microwave-assisted extraction is more efficient .

  23. 微波萃取草莓中有机磷农药残留量的快速检测

    A Fast Microwave-assisted Extraction Method to Test Organophosphorous Pesticide Residue in Strawberry

  24. 水中痕量苯酚的微波萃取气相色谱分析

    Determination of trace phenol in water by microwave-assisted extraction and gas chromatography

  25. 桔黄色素微波萃取的研究

    Study on the Extraction of Pigment from Orange Peeling by Microwave Technique

  26. 天然产物中化学成分提取的新方法&微波萃取法

    New Method about Extracting Chemical Elements from Natural Products & Microwave Extractions

  27. 微波萃取-分光光度法研究关黄柏中小檗碱的提取

    Study of Microwave-Assisted Extraction and Spectrophotometry on Berberine from Phellodendron Amurense Rupr

  28. 环境分析试样预处理的新方法&微波萃取法

    Microwave extraction as a new method for sample pretreatment in environmental analysis

  29. 微波萃取法用于污泥重金属形态的区分

    Application of Microwave Extraction for Fractionating Heavy Metal Speciation in Sewage Sludge

  30. 微波萃取高效液相色谱分析菱角中甾醇类化合物

    Microwave extraction and HPLC analysis of sterols in water caltrop