溶析结晶是指将溶质溶解于水或其他有机溶剂中,然后向结晶体中加入某种溶剂,使溶质在原溶剂中的溶解度降低从而快速结晶析出。加入的溶剂被称作溶析剂或沉淀剂,溶析剂可以是气体,也可以是液体。
积雪草苷的高效分离制备方法研究_生物工程毕业论文_毕业论文天下网 关键词 积雪草;积雪草苷;溶析结晶 [gap=476]Keywords Centella asiatica; Asiaticoside; Crystallization
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【Key words】 electric ultrafiltration; solvating-out crystallization; process couple; simulate;
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为得到高纯度的凝胶多糖,采用分级膜(30 ku,100 ku)超滤同时耦合溶析结晶的方法——循环超滤-溶析结晶(CUSOC)法对凝胶多糖粗品进行了分级纯化,制备出了纯度分别达96。
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However there are few researches on preparation of polymer particles by solventing-out crystallization.
溶析结晶法用于聚合物微粒制备的研究还比较少。
参考来源 - 溶析结晶法制备聚合物微粒的研究·2,447,543篇论文数据,部分数据来源于NoteExpress
采用间歇动态法测定头孢哌酮钠溶析结晶动力学。
Nucleation and growth kinetic parameters were measured by batch dynamic methods.
这些实验结果对大观霉素溶析结晶工业生产的控制具有重要意义。
All the results were important for the control of industrial dilution of spectinomycin.
通过X -射线粉末衍射证明了溶析结晶与冷却结晶得到的晶体结构相同。
X-ray powder diffraction showed that crystals prepared by cooling and dilution crystallization were of the same structure.
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