用离子抑制色谱进行水溶液中氧氟沙星等喹诺酮类药物含量的分析。
The contents of quinolone medicines such as ofloxacin etc in aqueous solution are analyzed by ion inhibition chromatography.
固相萃取最大限度降低了基质干扰和离子抑制,同时还能自动化运行。
Solid phase extraction minimizes matrix interferences and ion suppression, while enabling automation.
内标物质的使用可有效消除环境基质引起的仪器离子抑制现象,使定量更加准确。
The use of internal standards can well correct the ion suppression (or enhancement) induced by co-eluting components present in the sample extracts, and improve the quantitative accuracy.
目的建立离子抑制色谱法测定琥乙红霉素原料的含量及有关物质的方法,并研究其影响因素。
Aim Method for the determination of erythromycin ethylsuccinate(EES) by ion suppression chromatography (ISC) was developed and the influenc factors on ISC were investigated.
用离子抑制高效液相色谱法分离并测定了烷基链长从十二碳到十九碳的烷基磺酸钠同系物,并应用于三次采油助剂的研究。
A method for the separation and determination of sodium alkyl sulfonate(SAS)homologues according to their alkyl chain length from C_(12) to C_(19) by ion-suppression HPLC is described. With aq.
报道反相离子对及离子抑制色谱分析几种不同类型药物的分离条件,同时对这些药物在C18反相柱上的色谱行为进行了研究。
The separation conditions of several drugs by reversed-phase ion pair and ion suppression HPLC were described, respectively. Their chromatographic behaviour on the C18 columns was studied.
方法氟尿嘧啶包封于白蛋白微球,并经小鼠尾静脉给药后,采用HPLC离子抑制技术,测定氟尿嘧啶在小鼠血浆、心、肝、肺、肾、脾、脑中的浓度。
METHOD After intravenous injection in mice, the concentrations of 5 fluorouracil in mice plasma, heart, liver, lung, kidney, spleen and brain were determined respectively by HPLC.
随着锡离子添加剂含量的增加,锌枝晶被显著抑制。
With increasing tin ion additive, zinc dendrite was dramatically inhibited.
发射于1977年的航海家一号如今距离地球已有170亿公里,现在应该已经接近太阳风顶层,在那里从太阳发射出的等离子太阳风已经不能抑制来自星际空间的宇宙射线。
It's now 17 billion kilometers from Earth. And it should be close to the heliopause, where the plasma flowing outward from the sun no longer holds back the interstellar winds.
两种受测药物都是T型钙通道阻滞剂,它们能够抑制钙离子向神经细胞内的运动。
Both drugs tested are T-type calcium channel blockers, which inhibit the movement of calcium ions into nerve cells.
相反,锌释放那个被认为是直接抑制病毒的鼻子和咽喉离子的某些形式。
Rather, certain forms of zinc release ions that are thought to directly inhibit viruses in the nose and throat.
结论:稀土离子在较低浓度时都能抑制活性氧自由基的生成。较高浓度时,作用相反。
Conclusion: Lanthanide ions can inhibit the production of active oxygen free radicals at low concentration, but it turned out contrary at high concentration.
通过化学抑制离子光谱仪对饮用水中溴酸盐,溴化物,氯酸盐,氯化物的试验方法。
Test Method for Bromate, Bromide, Chlorate, and Chlorite in Drinking Water by Chemically Suppressed Ion Chromatography.
金属离子的存在则抑制氯化。
实验结果显示:在K15与E7液晶中掺杂碳奈管不但能改善液晶的液体特性,且能抑制液晶盒的离子电荷效应。
Experimental results indicate that doping carbon nanotubes into the nematics K15 and E7 can improve the flow characteristics and suppress the ion-charge effect of the LC cells.
结果表明,低浓度的镧离子对蛙心有短暂的兴奋作用,随浓度的升高,镧离子对蛙心的作用会由兴奋转向抑制。
The results indicate that the heart could be excited by lanthanum ions of low concentration, and with the concentration of lanthanum ions going up, the heart was restrained.
加入钙离子,可以抑制钠泵的活动,调节信号的产生,可以保存能量,保护高频细胞。
Enter calcium, which, by inhibiting the activity of the sodium pump, regulates signal firing, and may conserve energy and keep the high-frequency cells from burning out.
本文建立了离子色谱-抑制电导检测测定含有高浓度硝酸根的爆炸尘土中残留氯酸根的方法。
An ion chromatography method with suppression-conductivity detection has been developed for the detection of residuary chlorate in the soil after explosion with a high concentration of nitrate.
此外还研究了血淋巴磷酸一酯酶的性质,及某些金属离子,有机酸等对该酶活力的抑制及激活作用。
The properties of hemolymph acid phosphomonoesterase and the inhibition and activation of enzymic activities by some metal ions, organic acids, etc., have also been studied.
建立了化学抑制电导检测离子色谱法定性定量分析蔬菜硝酸盐含量的方法。
An ion chromatographic method for qualitative and quantitative analysis of nitrate in vegetables was established.
结论SAB对细胞缺糖损伤有明显的保护作用,其作用机制与抑制钙离子内流有关。
Conclusion SAB can protect cells from injury of glucose deprivation and the mechanism is related with its effect of mediating cellular calcium ion.
不同浓度的锌离子对有机物的降解和氮的转化均有抑制。
Zinc ion of different concentrations can inhibit the degradation of organic compounds and transformation of nitrogen.
实验结果还证实了EDTA对铜离子毒性的抑制作用和8 -羟基喹啉对铜离子毒性的增强作用。
The results further proved the inhibitory effect of EDTA and the cooperative effect of 8 Hydroxyquinoline on the toxic effect of copper.
洋地黄强心甙类是大多数细胞共有的基本和重要离子转运过程的强效抑制剂。
Digitalis glycosides are potent inhibitors of a fundamental and vital ion transport process, common to most cells.
研究了铜离子对底泥和活性污泥硝化活性的抑制作用的差异。
The inhibition of copper ion on nitrification activity of nitrifying bacteria in sediment and activated sludge were studied.
本文提出了一种利用非抑制型离子色谱法测定印制电路板表面六种无机阴离子污染物的方法。
A method for the determination of six inorganic anions on the surface of Printed Circuit Board (PCB) by non-suppression ion chromatography was proposed in this paper.
本文提出了一种利用非抑制型离子色谱法测定印制电路板表面六种无机阴离子污染物的方法。
A method for the determination of six inorganic anions on the surface of Printed Circuit Board (PCB) by non-suppression ion chromatography was proposed in this paper.
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