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菊糖分子量的高效凝胶过滤色谱检测方法及其在贮藏过程中的变化研究
菊芋是一种耐盐抗旱植物,可用于生产菊糖.菊糖具有良好的生物活性,其活性受到聚合度的影响.本研究对比了各项条件,总结得到了一套可以用于测定菊糖相对分子量的高效凝胶过滤色谱(HPGFC)方法:纯水为流动相,0.8 m L/min洗脱,Shodex OHpak SB-804HQ色谱柱检测,柱温控制在30℃,样品进样量为每次20μL,检测器为示差折光检测器(RID),采用Sigma公司生产的右旋糖酐标准品,绘制二次方的标准曲线,检测菊糖的相对分子质量.同时利用确定的凝胶过滤色谱(GFC)方法 ...
董方, 李青, 李琬聪, 郭占勇
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A method for preparing synanthrin
本发明涉及新资源食品加工技术领域,更具体地说,是以菊芋或菊苣为原料的菊粉的制备方法。本发明提供了一种收率高、用水少、能耗少的菊粉的制备方法。其以菊芋或菊苣为原料,依次经过脱皮,切丁,连续逆流提取,加入Ca(OH)2、CO2和活性炭进行一步法除杂、脱色,纳滤膜浓缩,浓缩液经强阳离子和弱阴离子树脂交换柱脱盐后得到高纯度的菊粉。本发明除杂、脱色一步完成,避免了采用双碳法造成的物料浪费,减化了工艺 ...
衣悦涛 +3 more
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The Acceptance of Yuan China Medicine and the Response of the Koryŏ Medical Community: Utilization of Local Herbs and Simple Prescriptions. [PDF]
Oh C.
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Important Drugs and Its Patterns during the Late Goryeo Dynasty -Obtain and distribution of Bupleuri Radix and Ginger. [PDF]
Lee KR.
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Motorization, Vehicle Purchase and Use Behavior in China: A Shanghai Surveyä¸åœ‹ä¹‹æ©Ÿå‹•åŒ–æš¨äº¤é€šå·¥å…·è³¼è²·å Šä½¿ç”¨è¡Œç‚ºï¼šä¸Šæµ·èª¿ç ”å Šæ¡ˆä¾‹åˆ†æž [PDF]
Motorization is the transition from non-motorized travel means (e.g., walk) to motorized travel means (e.g., car). China, as the most populous country in the world, has started the motorization process, and its results will have huge impact on the whole world in terms of transportation, energy, environment and automobile market.
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æ±è¯çµåé®ä»¶ä¸è¯·æ±è¯è¨ä¹ä½¿ç¨ [Requêtes dans les courriels du chinois]
2012no ...
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æ–‡å—ã§ã¿ã‚‹è‹¥è€…言葉 ―インドãƒã‚·ã‚¢ã®Bahasa Alayを題æã¨ã—ã¦â€•
2017AbstrakSejak bulan Mei tahun 2012 hingga bulan Februari tahun 2013, peneliti belajar di Universitas Dr. Soetomo Surabaya, Indonesia. Selama di Surabaya sering kali anak muda di sana berbicara menggunakan bahasa gaul baik di mall, kampus, dan sebagainya. Selain itu, peneliti juga sering mendengar di sinetron atau film di sana.
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