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Twophase solvent system 溶剂体系
Papain-catalyzed synthesis of aspartame precursor Z-APM in biphasic solvent system wasinvestigated. 本文报道在两相溶剂体系中利用木瓜蛋白酶催化合成Aspartame前体Z－APM的研究。
The solubility of NC-mixed solvent system is better than that of NC-mono-solvent system. NC-混合溶剂体系的溶解性比NC-单一溶剂体系的溶解性好。
Best solvent system and qantity of modified acetone are determined by experiments. 实验确定了最佳溶剂体系及改性丙酮加入量。
The aliphatic salt can avoid segregation of some metallic elements, which always happens to water solvent system. 脂肪酸盐体系避免了水做溶剂体系部分金属元素容易发生偏析的缺点。
The, solvent systems of TLC of antiscorch CTP are reported. 本实验对防焦剂CTP的薄层层析流动相进行选择。
The results show that solvent system,reacting temperature,washing agent and washing-leaching times can influence the perticle size of HAP powder. 研究发现,溶剂体系、反应温度、凝胶清洗用剂及洗滤次数等对所得的粉体粒度有较大的影响。
The application of capillary electrophoresis(CE) in solvent system selection for high speed countercurrent chromatography was studied in this paper. 对高效毛细管电泳在高速逆流色谱溶剂系统选择过程的应用进行了研究。
It was said that strengthing supply clean-up effects, especially for liquor flash cleanse tower was a effective method to reduce bromine content in solvent system. 增强捕集洗涤效果，尤其是母液闪蒸洗涤塔的捕集效果是降低溶剂系统溴含量的有效手段。
It was said that strengthing supply clean-up effects,especially for liquor flash cleanse tower was a effective method to reduce bromine content in solvent system. 增强捕集洗涤效果，尤其是母液闪蒸洗涤塔的捕集效果是降低溶剂系统溴含量的有效手段。
The experimental results showed that there were multiple association-disassociation equilibrium in the solvent system and strong solvation of the cations. 研究结果表明,盐在溶剂体系中存在多级缔合-解离平衡,阳离子周围有较强的溶剂化效应。
The outer seed capsule system solvent extracts of ginkgo refers to separating methanol extracts with various organic solvent system,and obtaining different solvent extract. 银杏外种皮系统溶剂提取物,是指用各种有机溶剂系统对银杏外种皮甲醇提取物进行分离而制出不同溶剂的提取物。
Experimental results showed that the transition temperatures and enthalpies during the denaturation of the proteins were dependent on the sample source and the solvent system. 实验结果表明，鸡卵清白蛋白热变性过程的转变温度和转变焓与样品的来源和溶剂种类有密切的关系。探讨了这些溶剂对蛋白质构象变化影响的机理。
The solvent system, a gradient program of mobile phase with 2 propanol/acetonitrile/water can separate a lot of liposoluble components in root of Chinese Angelica. 定量手段的建立,可对比当归特征组分定量结果的差异性。不用化学对照品,便能识别和定量比较当归样品中的多组分。
PANI/ABS film was prepared by Solution blending in organic solvent system,in which PANI was fully dissolved in NMP by the addition of aroma reducing agent. 在N甲基吡咯烷酮(NMP)中加入芳香类还原剂使本征态聚苯胺(PANI)完全溶解,采用溶液共混制备了电学性能优良的PANI/ABS复合膜。
The conjugated linoleic acid (CLA) preparation from linoleic acid of corn germ oil was investigated in glycerin solvent system under microwave irradiation. 摘要以玉米胚芽油为原料，丙三醇为溶剂，在微波场作用下对亚油酸异构化为共轭亚油酸工艺进行了研究。
The antibiotic spectra of Ko-p 77 and Kp 958-4 were similar to the Rf-values in the six solvent systems used. Ko-p77与Kp958-4的抗菌谱和所用六种溶剂系统中的Rf值相似。这表明;S.
An interesting radiolarian-like silica spherulite was prepared from a water-diethyl ether binary solvent system, which is characterized by SEM, TEM, XRD, and adsorption experiments. 摘要在水-乙醚双溶剂体系中合成了一种新型的放射虫状介孔氧化硅微球。
Results: The N-tert-butoxycarbonylation of lipophilic phenylalanines in THF system gave a higher yield than in other solvent systems. 结果:在水-四氢呋喃系统中随着苯丙氨酸脂溶性增大,N-叔丁氧羰基化收率提高。
The present paper is directed to the preparation of chlorpyrifos by means of a process which employs a two solvent system,in which the influence of various factors on the yield was investigated. 本文报道了采用双溶剂法合成毒死蜱，研究了各种反应条件对收率的影响。