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- Objective:To compare the fit and unfit of alcohol precipitation process and chitosan flocculation process used in purification of extract of yanyan buccal tablets. 目的:比较醇沉法和壳聚糖絮凝法用于咽炎口含片浸膏纯化的优劣。
- Objectives In the progress of preparing "Shuanghuang Shengbai Granules",we compared the flocculant precipitant process and alcohol precipitant process to offer theoretical foundation. 目的比较双黄升白颗粒絮凝沉淀与醇沉工艺的优劣,为双黄升白颗粒的生产提供一定的依据。
- Objectives In the progress of preparing "Shuanghuang Shengbai Granules", we compared the flocculant precipitant process and alcohol precipitant process to offer theoretical foundation. 目的比较双黄升白颗粒絮凝沉淀与醇沉工艺的优劣，为双黄升白颗粒的生产提供一定的依据。
- alcohol precipitation process 醇沉法
- Methods:Flocculating method and alcohol precipitation meth od were used. 结果:壳聚糖絮凝法优于明胶絮凝法。
- Aim To determine the alcohol precipitation techniques for polysaccharides from Armillariella tabescens. 目的确定亮菌多糖的醇沉工艺。
- Alcohol precipitation is an efficient method for separation and purification of xanthan gum. 醇析法是一种有效分离提纯黄原胶的方法。
- Methods:Oral liquid was made by steam distillation,alcohol abstraction method,water abstraction and alcohol precipitation. 方法:分别采用水蒸气蒸馏法、醇提法、水提醇沉法制成口服液;
- And also the acidity in the rich elutriant is of benefit to the later precipitation process in uranium recovery. 而且,合格液酸度低,有益于后续的沉淀过程中回收铀。
- Crude polysaccharides were prepared from powered Spirulina platensis by hot water extraction, alcohol precipitation, deproteinization. 螺旋藻干粉经热水抽提、醇析、脱蛋白得粗多糖,经凝胶柱层析纯化得到白色粉末状多糖纯品。
- Ce,Tb-doped LaPO_4 nanoparticles were successfully prepared by a gel-network precipitation process. 采用明胶网格沉淀法,成功制备了共掺铈、铽的磷酸镧纳米颗粒。
- The review introduces three by chemical precipitation process,sol-gol method and reversed microemulsion method. 本文综述了化学沉淀法、溶胶-凝胶法和微乳法等三种湿化学方法在制备超细二氧化硅纳米材料方面的应用。
- Objective: To study the influence of coefficient of unguent and feasibility of method of chitosans clarification replaing water extraction and alcohol precipitation method. 目的:探讨壳聚糖澄清法替代乙醇沉淀法工艺的可行性及对浸膏得率的影响。
- A novel reactive precipitation process was used to prepare ultra fine salbutamol sulfate powders. 以沙丁胺醇和硫酸为反应物,在异丙醇溶液中采用反应结晶法制备超细硫酸沙丁胺醇颗粒。
- A certain number of suspending gravels are randomly selected to visually simulate sediment precipitation process. 统计模拟结果可得到充填层的可视化结构及孔喉直径的分布状况。
- Short mullite fiber not only increases the aged hardness of Al 4.5Cu alloy, but also accelerates the age precipitation process. 莫来石纤维除了能明显提高Al 4 .;5Cu合金的时效硬度外;还能加速其时效析出过程 ;
- Using the model,simulation investigations have been carried out for precipitation process in several ternary alloys without any preassumption... 该模型无需预先设定新相结构和沉淀类型,可对实际三元合金的沉淀过程进行模拟研究。
- New methods of preparing rare earth doped YAG phosphors ,which contain sol gel,macro molecule network gel and precipitation process,were summarized. 本文总结了稀土离子掺杂的钇铝石榴石发光粉末合成的新方法,包括溶胶-凝胶法、高分子网落凝胶法、沉淀法等,并介绍了这些发光粉的性能。
- RESULTS? The loss rate of salidroside was 23 83%,3 89%,15 66% and 8 98% respectively by using alcohol precipitation, chitosan adsorbing purification , 101 fruit juice adsorbing purification and ZTC? 1+1 absorbing purification. [结果 ]醇沉法与不同提取法红景天总皂苷的损失率 :醇沉法为 2 3 83%25;壳聚糖吸附法为 3 89%25;10 1果汁吸附法为 15 6 6%25;ZTC 1+1吸附法为 8 98%25.
- Therefore, the nonionic surfactant can effectively intensify the seeded precipitation process of sodium aluminate solution. 非离子型表面活性剂能有效强化铝酸钠溶液晶种分解过程。
