Application of Ultraviolet-visible Spectrophotometry on Veterinary Drugs Analysis 紫外&可见分光光度法在兽药分析中的应用
Methods The content of gastrodins was determined by HPLC, polysaccharides from Rhizoma gastrodia was separated and determined by ultraviolet-visible spectrophotometry wavelength at490nm. 方法用HPLC法测定天麻素的含量,以苯酚-硫酸法测定多糖含量。
Grossly, the tumors are poorly circumscribed, gray-white, and may have flecks of calcification. Cloud point extraction and ultraviolet-visible spectrophotometry used in the determination of cobalt 大体上,肿瘤边界不清,灰白色,可见钙化点。浊点萃取-紫外可见分光光度法测定痕量钴
Cloud point extraction and ultraviolet-visible spectrophotometry used in the determination of cobalt 浊点萃取-紫外可见分光光度法测定痕量钴
In this paper, Cordyceps polysaccharid was separated and determined by ultraviolet-visible spectrophotometry at 491 nm using phenol-vitriol method. 采用苯酚-硫酸比色法在491nm处优化人工虫草菌丝中多糖含量的测定条件,研究了不同提取条件对其含量的影响。
Determining the Molecular Coupling Ratio of Clenbuterol Immunoconjugates by Ultraviolet-Visible Spectrophotometry 测定克喘素免疫偶合物分子结合摩尔比的紫外-可见分光光度法
In this study, the direct detection method of samples of environment and food by the combination of the enzymatic analysis and ultraviolet-visible spectrophotometry has been developed. It is applied to analyze the substances in rain water, wine and saliva. 本论文利用酶法分析方法与简单易行的紫外-可见分光光度法结合起来对环境及食品样品进行分析检测,将其应用于雨水、白酒及唾液中有关组分的测定。
Distinguishing hogwash oil from peanut oil by ultraviolet-visible spectrophotometry 紫外可见分光光度法鉴别掺兑潲水油的花生油
Determination of Al_2O_3 Nano Particles in Aqueous Solution by Ultraviolet-Visible Spectrophotometry 水溶液中纳米Al2O3含量的分光光度法测定及其影响因素研究
MethodsThe flavonoid content in winged bean was studied by ultraviolet-visible spectrophotometry and the orthogonal experiments. 方法采用正交实验分析和分光光度法。
The nickel porphyrins are isolated by methanol extraction and then purified by column chromatography. Ultraviolet-visible spectrophotometry is employed to characterize the nickel porphyrins. 采用溶剂萃取、色谱柱分离提纯、紫外可见吸收光谱分析的方法,对胜利减渣中的镍卟啉进行分离和鉴定。
To uLtravioLet-visibLe spectrophotometry and high performance Liquid chromatography before and after purification of resveratroL in PoLygonum cuspidatum extract and its impurities changes. 采取紫外-可见分光光度法和高效液相色谱法测定纯化前后虎杖提取液中白藜芦醇及其杂质含量的变化。
The floating ability and in-vitro release properties of the pellets with different formulations were investigated respectively. Ultraviolet-visible spectrophotometry ( UV) method was applied to determine the content of drug in the pellets and evaluate the in vitro release of the floating pellets. 在研究过程中,药物的体外分析方法采用紫外分光光度法,通过分别考察各处方微丸的漂浮性和体外释放性质优化处方。
Setting up a quantitative analysis method by using ultraviolet-visible spectrophotometry for azithromycin. 采用可见分光光度法建立了阿奇霉素外定量分析方法。