分光光度法

Spetrophotometry ; determination/tea polyphenols ; diazonium coupled reaction

分光光度法；测定/茶多酚；重氮化-偶合反应

Cefminox sodium reacted with 2,4 dinitrophenol to form a charge transfer complex in methanol acetone and can be quantitatively determined by spectrophotometric method at 403 nm.

利用头孢米诺钠与2，4 二硝基苯酚在甲醇丙酮介质中反应，形成电荷转移络合物，采用分光光度法测定。

Dinitrophenol;; Charge?transfer reaction;; Spectrophotometry 毕业论文 http://www.dxsip.com

二硝基苯酚；荷移反应；分光光度法毕业论文 http：//www.dxsip.com

When proceeding the research of drug identification by ultraviolet spectrophotometry, this paper adopts the approaches below: to identify Metronidazole Buccal Tablets and Potassium Sodium Dehydroandroan Drographolide Succinate by ulviolet maximum absorbent wavelength; to identify Metronidazole Disodium Phosphate for Injection by ulviolet maximum absorbent wavelength and minimum absorbent wavelength; to identify Ceftriaxone Sodium for Injection and Clarithromycin Tablets by retention time of high performance liquid chromatography- ultraviolet spectrophotometry.

通过测定紫外最大吸收波长λ_(max鉴别甲硝唑口颊片和炎琥宁、测定紫外最大吸收波长λ_(max和最小吸收波长λ_(min鉴别注射用甲硝唑磷酸二钠，结合高效液相色谱(high performance liquid chromatography-ultraviolet detector，HPLC-UV)中保留时间的测定鉴别注射用头孢曲松钠和克拉霉素片，本文建立了药物鉴别的紫外分光光度法。

It is a method most in use to analyze drugs.This paper chooses the antibiotics intending to be registered as research topics to study their identification, tests and assay by ultraviolet spectrophotometry. These antibiotics includes Metronidazole Buccal Tablets, Metronidazole Disodium Phosphate for Injection, Ceftriaxone Sodium for Injection, Clarithromycin Tablets, Potassium Sodium Dehydroandroan Drographolide Succinate.

本文选择拟注册的抗生素类药物甲硝唑口颊片、注射用甲硝唑磷酸二钠(Metronidazole Disodium Phosphate for Injection)、注射用头孢曲松钠(Ceftriaxone Sodium for Injection)、克拉霉素片和炎琥宁(Potassium Sodium Dehydroandroan Drographolide Succinate)为研究对象，应用紫外分光光度法进行鉴别、检查和含量测定研究。

METHODS UV-Spectrophometry method has been developed for the determination of content and dissolubility of roxithromycin of seven factories in two solvents.

采用紫外分光光度法测定含量和在两种不同介质中的溶出度。

The effect of current density on the composition, structure and morphology of Ni-W alloy electrodeposit obtained in pyrophosphate bath were studied by the methods of spectrophotometry, X-ray diffraction and metallurgical microscope.

采用分光光度法、X射线衍射和金相显微镜等方法研究在焦磷酸盐体系中，电流密度影响下所获得的Ni-W合金电沉积层的组成、结构和表面形态。

Results There was almost no flavonoid in eluate of 30% ethanol,the concentration of eluate of 95% ethanol was 0.956mg/ml by U-V Spectrophotometry.

结果 经定性检测，30％乙醇洗脱液几无黄酮，紫外分光光度法测量95％洗脱液中总黄酮的含量为0.956mg/ml。

Results The re was almost no flavonoid in eluate of 30% ethanol,the concentration of eluate of 95% ethanol was 0.956mg/ml by U-V Spectrophotometry.

结果 经定性检测，30％乙醇洗脱液几无黄酮，紫外分光光度法测量95％洗脱液中总黄酮的含量为0.956mg/ml。

ConclusionUV Spectrophotometry is a gooel method for detection of total flavonoid content in Eugenia caryophyllata Thunb..

紫外分光光度法是一种较理想的测定方法。

Singer Leona Lewis and former Led Zeppelin guitarist Jimmy Page emerged as the bus transformed into a grass-covered carnival float, and the pair combined for a rendition of "Whole Lotta Love".

歌手leona刘易斯和前率领的飞艇的吉他手吉米页出现巴士转化为基层所涵盖的嘉年华花车，和一双合并为一移交&整个lotta爱&。

This is Kate, and that's Erin.

这是凯特，那个是爱朗。