光度测定

The highly sensitive chromogenic reaction of a ternary complex of 4-(2-benzothiazolylazo) pyrocatechol with Mo-, W-diphenyl guanidine and the application of partial least squares method in simultaneous spectrophotometric determination of trace Mo and W have been studied.

本文研究了新显色剂4-(2-苯并噻唑偶氮)邻苯二酚-Mo、W-二苯胍三元配合物的高灵敏显色反应以及偏最小二乘法在同时分光光度测定痕量钼和钨中的应用。

To understand how to use differential centrifugation to separate organelle and biological molecular;microspectrophotometry;immunofluorescence technifue and immune electron microscopy;in situ hybridization; aser scanning confocal microscopy;the method to show the nucleic acid、protein、enzyme、glucide and lipid; negative staining; freeze etching and quick freeze deepetching; flow cytometry.

了解用超速离心技术分离细胞器与生物大分子；显微分光光度测定技术；免疫荧光技术与免疫电镜技术；原位杂交技术；激光共焦点扫描显微镜技术；细胞内核酸、蛋白质、酶、糖类与脂质等的显示方法；负染色技术冷冻断裂和冷冻蚀刻电镜技术；流式细胞仪。

Instrument Systems is the global technology and market leader in photometry and radiometry offering complete and superior light measurement solutions for the entire lighting industry. Headquartered in Munich, Germany, the company develops and manufactures a range of spectroradiometers based on fast CCD array spectrometers as well as high-precision single and double monochromators.

Instrument Systems 是光度测定术和辐射测量术方面的全球技术和市场领导者，为整个照明工业提供完整先进的光测量解决方案，总部座落在德国慕尼黑，司开发生产各种基于快速CCD阵列光谱仪的光谱辐射计和高精度单，双分光仪。

To establish the spectrophotometric determination of peroxide value of lipid.

目的 建立油脂中过氧化值的分光光度测定方法。

The chromogenic reaction that aluminium-chromeazurol S reacts with cation surfactant CTAC (cetyl trimethylammonium chloride) to form stable iso-ligand ternary complex can be used to determine the luminosity of aluminium oxide.

在pH=6的乙酸盐缓冲溶液中，铝一铬天青S与阳离子表面活性剂氯化十六烷基三甲胺形成稳定异配位体三元络合物的显色反应，籍以进行三氧化二铝的光度测定。

Based on the associated reactions of bromothymol blue with cationic surface- active agent when put in phosphate buffer solution of pH7.5～8.5 and fades, a new way for determination of cationic surfactant by Spectrophotometric methods was established.

摘 要：基于溴百里酚蓝在 pH7.5～ 8 5的磷酸盐缓冲介质中，与阳离子表面活性剂发生离子缔合反应，而使溴百里酚蓝褪色这一现象，建立了分光光度测定阳离子表面活性剂的新方法。

Caesalpinia Sappan L. that had immunosuppressive function was investigated in this paper. On the basis of establishing the method of determining content of hydroxybenzene in Caesalpinia Sappan L., extractive technology was investigated by orthogonal design. Permeation, soxhlet and ultrasonic extraction were surveyed with water, thirty-five, sixty-five and ninety-five percent of ethanol as solvents.

本文以具有免疫抑制作用的中药苏木为研究对象，在建立苏木中总酚含量分光光度测定方法的基础上，以水、35%、65%、95%乙醇为溶剂，通过渗漉法、煎煮法、索氏法、超声波法对苏木的提取工艺进行了优选。

Organelle and biological molecular;the method to show the nucleic acid、protein、enzyme、glucide and lipid;microspectrophotometry and flow cytometry.

胞内核酸、蛋白质、酶、糖类与脂质等的显示方法；显微分光光度测定技术和流式细胞仪

In 0.015 mol/L NaOH medium, AuCl4(superscript -)reacted with hexadecyl trimethyl ammonium bromide, forming water soluble CTMAB-AuCl4 complex that exhibited a weak absorption peak at 400 nm. In the presence of hydrazine, the reaction produced orange-red nanogold particle and exhibited a surface plasma resonance absorption peak at 520 nm.

在0.015mol/LNaOH介质中，氯金酸根离子AuCl(上标-下标 4与阳离子表面活性剂十六烷基三甲基溴化铵反应生成水溶性的CTMAB-AuCl4缔合物，在400nm处产生一个很弱的吸收峰，当有肼存在时，反应生成橙红色的金纳米粒子，在520nm处出现一个表面等离子体共振吸收峰，从而可实现废水中微量肼的分光光度测定。

The studies took a investigation into the main biochemical constituent of the plant, and a set of quantitative analysis method to Jasminum flavonoids was established. Further more, the studies developed a water extract process, and a method to isolate and purificate Jasminum flavonoids.

本实验较全面的分析了茉莉花干的生化成分，研究了以茉莉花干为原料的速溶产品提制工艺，探讨了茉莉黄酮提取纯化条件的优化，并初步探索了茉莉黄酮的检测技术，实验结果如下：本研究建立了茉莉黄酮的分光光度测定方法。

Neither the killing of Mr Zarqawi nor any breakthrough on the political front will stop the insurgency and the fratricidal murders in their tracks.

在对危险的南部地区访问时，他斥责什叶派民兵领导人对中央集权的挑衅行为。

In fact,I've got him on the satellite mobile right now.

实际上 我们已接通卫星可视电话了