Conclusion: Silica gel column chromatography and crystallization are simple and rapid methods to isolate gardenoside.
柱层
和重
方法
简单、速分离栀子苷的有效办法。
化的;体;温度；分步；分馏作用；分级水；萃取Conclusion: Silica gel column chromatography and crystallization are simple and rapid methods to isolate gardenoside.
柱层和重方法简单、速分离栀子苷的有效办法。
The crystallization porperty of polycaprolactam(PA6)-polyethylene glycol(PEG)block copolymer wasinvestigated by means of electron microscope,x-ray diffraction,DSC and hot stage polarized microscope.
应用DSC、热台、扫描电镜以及偏
镜等研究了PA6-PEG嵌段共聚物的性能。
Cacodylic acid, or sodium cacodylate is an arsenical compound and popular crystallization buffer and is not compatible with reducing agents.
二甲胂和 二甲胂酸钠中常使用的含砷化合物，它们不能与还原剂共同使用。
Beside fractional crystallization model,liquid immiscibility of Fluorine-rich granite magma is an important mechanism to form pegmatite and pegmatite type deposit.
除了分异模式外,富氟花岗岩浆液态不混溶作用也伟岩成岩成矿的重要机制。
The optimized conditions for phosphorus recovery as hydroxyapatite from wastewater by synthetic tobermorite through seeded crystallization were studied in this paper.
以合成雪硅钙石为种,探索了用法以磷酸钙形式回收废水中磷的适宜条件。
The starting temperature of crystallization for the peroxidation zirconic acid precursor during the heating process is higher that that of zirconium hydroxide.
过氧化氢有利于改善沉淀的过滤特性,缩短制备工艺周期。
The dynamic rheological behavior and non-isothermal cold crystallization of poly(ethylene terephthalate)(PET)were studied to reflect the disentanglement effect of the pulsatile extrusion flow field.
通过分 PET 熔体的动态流变参数和动力学过程的变化,间接证实动态挤出聚合物熔体分子的解缠作用。
The effect of ethylene comonomer content on the crystallization, mechanical and viscoelastic properties of VERSIFY copolymers was studied by DSC, DMTA, POM and WAXD.
通过DSC，DMTA，POM和WAXD等手段，研究了乙烯共聚单体含量的变化对VERSIFY共聚物性能、力学性能和粘弹性能的影响。
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