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- The results show that octanol content, pH and ionic strength are key factors. Under the con ditions of low ionic strength(C_kcl=0.05 mol/L),high pH value(pH>13.6 6)and octanol content 0.85%(volume fraction),the extraction efficiency approac hes 100%. 结果表明 ;正辛醇的量、水相 pH值是萃取过程的关键因素 ;在低离子强度 (CKCl=0 .;0 5mol/L)、高 pH值(pH =13 6 6 )、含正辛醇体积分数为 0 85%25的情况下;萃取率接近 10 0%25
- For ISE measurements, an ionic strength constant value is stored with GLP data. 对于ISE测量,离子强度常数与GLP数据一同存储。
- Exposure of certain viruses to low ionic strength results in subtle changes in the protein coat. 某些病置于低离子强度的环境中,可引起蛋白质外壳的细微改变。
- Grana stacks have the interesting property of unfolding in low ionic strength medium. 在低离子强度介质中,基粒垛叠能打开这是一个有意思的性质。
- Polarographic electrodes can be affected by changes in pH, salinity and ionic strength of the environment. 盐份和离子强度的改变的环境影响极谱电极。
- Influence of ionic strength, pH, etc. on the solubility, charge, and protonation of amino acids. 离子强度、酸碱度等对氨基酸的溶解度、带电性与质子化的影响。
- OBJECTIVE To study the effect of ionic strength on insoluble drug release from HPMC hydrogel matrix. 目的:探讨溶出介质的离子强度对难溶性药物的丙基甲基纤维素(HPMC)骨架片释药的影响。
- SI value is the logarithmic function of ionic strength and deceases with its increase. SI值是溶液离子强度的对数函数,随着溶液的离子强度度增大而降低;
- RESULTS Ionic strength could affect the insoluble drug release from the HPMC hydrogel matrix. 结果:难溶性药物的HPMC骨架片释药随着其溶出介质离子强度的增加而减慢。
- The increase of solution ionic strength caused a decrease of coenzyme retention but an increase of the permeation flux. 构建了无电荷超滤膜酶膜反应器,考察了影响辅酶截留率的多种因素。
- These weak interactions are easily disrupted by changes in pH, ionic strength, heating, physical forces, addition of organics, and so on. 这些微弱联系很容易因pH值、离子强度、加热、物理刺激加入有机物质等的因素变化而被破坏。
- The effect of ionic strength and the coexisting organic compounds on adsorption of p-nitroaniline were also investigated. 探讨了离子强度、共存有机物对对硝基苯胺的吸附行为的影响。
- The effect of ionic strength on the flocculation and removal of Microcystis aeruginosa by clays and chitosan-modified clays were studied. 研究了水体的离子强度对粘土和壳聚糖改性粘土絮凝去除铜绿微囊藻的影响。
- It was shown that the steady state flux of the drug decreased as the concentration of NaCl and the ionic strength in the donor was increased. 实验中,药物的稳态流量随氯化钠浓度的增大而减小。
- Perovskite-type material is a kind of Solid Electrolyte found by people in recent years which has higher ionic conductivity. 钙钛矿型材料是近些年来人们发现的离子导电率较高的固体电解质材料。
- The ionic strength buffer solution is 0.12mol/L TEA hydrochloric acid solution of 0.1mol/L KC1-PH=7. The interference camouflaging agent is 0.004mol/L acetyl acetone. 离子强度调节缓冲液为0.;1mol/L KCl-PH_7的0
- The SI values of MAP and MP decrease with the increases of alkalinity and ionic strength, and being the polynomial functions of temperature correlating to reaction conditions. 磷酸镁盐的饱和度指数值是温度的多项式函数,温度效应与反应条件有关。
- By means of molecular dynamics we simulate the mobility of sodium ions and its effect on the dynamic properties of the D2 receptor under physiological ionic strength conditions. 借助分子动力学,我们模拟了流动性钠离子及其动态性能对D2多巴胺受体在离子强度作用下的生理反应。
- She skirted round the problem of the high cost. 她避而不谈巨额费用问题。
- Men and birds are fain of climbing high. 不论人还是鸟都愿意往高处攀。