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Content of Nitrofural was determined by UV spectrophotometer with an average recovery rate of 101.7%. 采用紫外分光光度法测定溶液中呋喃西林的含量,其平均回收率为1017%25。
Results The content of the mastic of zinc norfloxacin was determind by UV spectrophotometer. 建立了性状、鉴别、酸碱度、含量测定等质控方法,并进行了体外抑菌实验。
And the result also show that it is possible to study the oil absorption by UV spectrophotometer. 实验证明用紫外光谱法研究油脂吸附是可行的。
The wavelength of maximum absorbance of ammonia, GM, AGM, and glucomannan contained ammonia were studied with UV spectrophotometer. （4）用紫外－可见分光光度仪扫描GM、AGM及氨水等，观察其最大吸收波长；
The company has advanced testing equipment, such as UV spectrophotometer, electronic scales, Digital Polarimeter, etc, and a comprehensive quality assurance system. 拥有高效液相，紫外分光光度计，电子天平，数显旋光仪等先进的检验仪器和完善的质量保证体系。
METHODS Production is finished with the melting by the excipient of glyceryl fatty of artificial synthsize,Quantitative assay is conducted with P matrix UV spectrophotometer. 方法:以半合成脂肪甘油酯为基质,用熔融法制备,用P矩阵紫外分光光度法建立了测定含量方法。
We own several sets of analyzing instruments with high efficiency and high sensitivity, such as HPLC, GC and UV spectrophotometer to analyze and control the products. 拥有多套高压液相色谱仪、气相色谱仪和紫外分光光度计等高效高灵敏度的分析仪器，对产品进行有效的分析和监控。
CTAB method,improved CTAB method,improved CTAB-high salt precipitation method were used to extract genomic DNA from the leaves of Ph. edulis. The DNA samples obtained were tested by UV spectrophotometer(3 300),agarose gel electrophoresis and PCR method. 应用CTAB法、改良CTAB法、改良CTAB-高盐沉淀法对毛竹基因组DNA进行了提取,并用紫外分光光度计(UV3300)、琼脂糖凝胶电泳和PCR分析对提取的DNA进行了检测,对DNA的产量、质量、PCR效果等方面进行了综合比较。
The company has a strong quality guarantee team and advanced testing equipment, including atomic absorption spectroscopy and high-performance liquid chromatography, gas chromatography, UV spectrophotometer etc. 公司拥有强大的品质保证团队和先进的检验仪器，包括原子吸收光谱仪和高效液相色谱仪，气相色谱仪，紫外分光光度计等。
According to the property that acetaminophen has stabilized UV absorption, we measurated the volume of acetaminophen in the microcapsules by UV spectrophotometer, and found the medicine bearing capacity in the both microcapsules was high. 利用对乙酰氨基酚有稳定的紫外吸收的特点，用紫外分光光度法对微囊中对乙酰氨基酚含量的测定表明，以上两种微囊的含量和载药量均较高。
To make a study of metronidazole in compound cimetidine cream by UV spectrophotometric determination. 研究用紫外分光光度法测定复方西咪替丁乳膏中甲硝唑的含量。
METHODS: Norfloxacin was determined by UV spectrophotometry, prediction of expiry by initial average rate methods. 方法:采用紫外分光光度法测定诺氟沙星滴眼剂含量,采用初匀速法预测其有效期。
Methods: To i dentify with physical-chemical process, TLC and UV spectrophotometry. 方法:采用理化、层色谱、外光谱的方法鉴别。
CONCLUSIONS： UV spectrophotometry can not be used to determinate the contents of impure chloramphenicol tablets. 结论:对于含有杂质的氯霉素片，不能采用紫外分光光度法来测定含量。
Objective: To establish an UV spectrophotometry method to determine the contents of loxoprofen sodium tablets. 目的:建立用紫外分光光度法测定洛索洛芬钠片含量的方法。
The differential UV spectrophotometry method was established for the determination of tinidazole injection. 采用差示紫外分光光度法测定替硝唑注射液的含量。
UV 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。
A new method for determination of ellagic acid content by UV spectrophotometry was studied. 研究了用紫外分光光度法测定鞣花酸含量的一种新方法。
Objective Establish a method of determining Cefoperazone Injection by UV spectrophotometry. 目的建立紫外分光光度法测定头孢哌酮注射剂含量。
Abstrac This paper reports the determination of glyoxal by UV spectrophotometry after transfering it into glyoxime. 首次报道利用醛基的成肟反应以及乙二醛二肟对紫外光的特征吸收，用紫外分光光度法测定乙二醛的含量。