Perform raw materials chemical testing such as HPLC, IR, UV and wet chemistry testing etc. And record the testing results appropriately.
进行原辅材料化学测试，如HPLC,IR,UV和普通化学测试等，并对实验结果进行合适的记录。
The structures of the products were characterized by FT-IR, HPLC and TG, and the properties of the coating films were also investigated.
用红外光谱仪（FT-IR）、高效液相色谱（HPLC）和热重分析（TG），以及其它物理化学手段对产物的结构和涂膜性能进行了表征。
METHODS an HPLC method was established to determine the contents of the organic extract of TCM preparations. Sibutramine hydrochloride was also identified by TLC, HPLC, IR and MS.
方法采用高效液相色谱法测定中药保健品中掺入盐酸西布曲明的含量，并用薄层色谱、高效液相色谱、红外光谱以及质谱技术进行定性鉴别。
Improved the method of purification, the structure of lactide was characterized by the melting point, IR, UV, Digital Automatic Polarimeter and HPLC.
改进了提纯L -丙交酯的方法，采用熔点、红外光谱、紫外光谱、数字自动旋光仪及高效液相色谱对提纯后的L -丙交酯进行了表征。
The isolated product and intermediate are characterized by UV-Vis spectrometry, IR spectrometry and HPLC-tandem mass spectrometry.
用紫外-可见光谱、红外光谱、HPLC串连质谱对产物和中间体进行了表征。
The synthetic conditions were optimized. HPLC and IR analysis et al were used to characterize the product.
探讨和优化了合成条件，并采用液相色谱、红外光谱分析等手段确认了产物的结构。
Methods: According to the methods of Chinese Pharmacopoeia, used IR, UV, HPLC, and GC to test the physicochemical property of ranolazine such as appearance, melting point, solubility, purity et al.
方法：根据中国药典的方法，采用IR、UV、HPLC、GC对雷诺嗪的外观、熔点、溶解度、纯度等理化性质进行了考察；
METHOD: the chemical constituents were isolated by using polyamide, silica gel column chromatography and HPLC, and the chemical structures were elucidated by UV, IR, NMR and MS.
方法：采用聚酰胺、硅胶柱色谱、高效液相色谱分离化学成分，UV、IR、NMR、MS等方法进行结构鉴定。
The product was confirmed by HPLC, ir and MS.
产物经高效液相色谱、红外、质谱确证。
A new method has been developed to analyze inositol in feed additive samples. FT - IR technique was used for qualitative analysis, and HPLC technique for quantitative analysis.
用红外光谱对肌醇样品进行定性分析，用高效液相色谱法对肌醇样品的乙酰化产物进行定量测定。
The extraction was analyzed by HPLC, and was separated by column chromatography ulteriorly. The crystal was identified by IR spectrum, UV spectrum, NMR, et al.
将萃取所得产物用硅胶柱色谱进一步分离，用红外光谱，紫外光谱和核磁共振光谱等手段鉴定所得结晶。
The molecular structures of reaction products were confirmed by HPLC, IR, NMR and MS.
对各步反应产物分别应用HPLC、IR、NMR、MS等仪器分析测定，确认了分子结构。
The molecular structures of reaction products were confirmed by HPLC, IR, NMR and MS.
对各步反应产物分别应用HPLC、IR、NMR、MS等仪器分析测定，确认了分子结构。
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