Chemical structures of products were confirmed by element analysis, ir, MS, et al.
所得产物经元素分析，红外光谱，质谱等分析确证结构。
Oxalic acid was obtained by treating buckwheat husks with dilute nitric acid. Its structure was confirmed with ea, ir and MS analysis.
荞麦皮经稀硝酸处理后，从滤液中得到一种透明的针状晶体。该晶体经元素分析、红外光谱及质谱测定，确认为草酸。
This course covers modern and advanced methods of elucidation of the structures of organic molecules, including NMR, MS, and IR (among others).
本课程囊括了现今以及最先进的解读有机分子结构的方法，包含了核磁共振仪、质谱仪以及红外光谱等等。
The 2246 - s antioxidant was synthesized and analyzed by IR, UV and MS.
合成了2246-s抗氧剂，利用红外、紫外和质谱表征了其结构。
Ti -containing imidazoline model compound was prepared by reacting o-phenylene diamine with titanium tetrachloride. The compound was identified by elemental analysis, IR and MS.
苯二胺与四氯化钛反应合成聚合物的模型化合物钛杂咪唑啉。该化合物经元素分析、红外光谱、质谱测试。
The structure of the copolymer was identified by DTA, IR, MS, X-ray diffraction and polarizing microscope and the copolymer prepared is a block one mainly.
用DTA、IR、MS、X射线衍射和偏光显微镜初步研究了共聚物的结构，证明所得产物主要是嵌段共聚物。
The ultimate product was proved to be 2-heptanone by IR, GC, MS and GC associate with MS.
产品经色谱、红外、质谱及气质联用证实，最终的加氢产品为2-庚酮。
All these novel macrocyclic compounds were confirmed with elemental analysis, ir, 1hnmr and MS.
这些新型大环化合物均经元素分析、IR、1hnmr、MS等证实其结构。
Doxofylline was synthesized from theophylline by substitution, oxidation and condensation. The structure has been proven by IR and MS.
以茶碱为原料经取代、氧化和缩合反应制备多索茶碱；其结构为IR及MS所证实。
Composition of static flocking adhesive analysized by using the methods of Chemical, pyrolysis GC, IR and MS.
本文应用化学法、裂解色谱、红外光谱，质谱法对静电植绒胶成分进行方析。
Then we detected the physiochemical characteristics of the MS sample through scanning electron microscopy ( SEM ) , infrared spectrum ( IR )and differential thermal analysis ( DTA ) .
通过多种检测手段，如：扫描电镜（SEM）、红外光谱（IR）、示差热分析（DTA）等对制备样本的理化特性进行检测。
The product structure was evaluated by DSC-TG elemental analysis, IR, 1H NMR and MS methods, moreover the sensitivity were normally measured.
通过DSC-TG、元素分析、IR、1HNMR和MS等方法，对其结构进行了鉴定，并进行了常规的感度测试。
The structure of sucralose was also identified by the methods of IR, MS, NMR and elemental analysis.
并用红外光谱、质谱、核磁共振、元素分析等方法对三氯蔗糖的结构进行了鉴定。
The polystyrenylphosphonous acid was synthesized by free radical reaction for the first time, and which was characterized by IR and MS.
用自由基反应首次合成出低聚苯乙烯基亚膦酸，用IR和MS对产物进行了表征。
The structures and compositions of castor oil and its ethoxylate derivative have been characterized by means of NMR and IR spectroscopy and MS spectrometry.
用核磁共振波谱、质谱和红外光谱表征了蓖麻油和非离子表面活性剂聚氧乙基蓖麻油的结构特征和它们的组成。
The structure of 1 - (1-cyclohexene) ferrocene is analyzed by IR, 'HNMR, MS and a method of synthesis is introduced in this paper.
采用红外光谱、核磁共振氢谱、质谱等方法对1-(1 -环己烯)基二茂铁的结构进行鉴定，并介绍了一种较为方便的合成方法。
The products were determined through IR, 1H NMR, MS and X-ray single crystal diffraction.
产物经红外光谱1、H 核磁共振谱、质谱和X射线衍射确定结构。
The old GC IR MS didn't operate continuously because its fault of ion source high voltage discharge took place frequently.
旧的GCIR MS单体碳同位素比值色谱质谱仪离子源高压放电故障频频发生，以致仪器不能正常工作。
Element analysis, MS, IR, NMR, Vis -UV and DTA evidences indicate for the first time that the oxidation product of O-phenylenediamine is 2,3-diaminophenazine.
本文利用元素分析、质谱、红外、核磁共振以及差热分析等手段证实，邻苯二胺在漆酶催化下反应的主要产物为2，3-二氨基吩嗪。
Method: The constituents were separated and purified with chromatographic methods, identified by NMR, MS, UV and IR.
方法：利用柱层析进行化合物的分离，用波谱法鉴定其结构。
The characteristics of structures and composition for sorption carboxylic esters and polyoxyethylene sorbitan carboxylic esters of typical non _ ionic surfactants are indicated by NMR, MS and IR.
用核磁共振波谱、质谱和红外光谱表征了非离子表面活性剂中山梨醇酐脂肪酸酯和聚氧乙烯山梨醇酐脂肪酸酯的结构特征和它们的组成。
Tetraacetyl glucosyl ester of 1 hydroxy 2 naphthoic acid was synthesized by PTC method and confirmed by IR, 1HNMR, MS and elemental analysis.
采用相转移催化法合成了1羟基2萘甲酸四乙酰葡萄糖酯，并进行了IR、1HNMR、MS和元素分析，证明了其结构。
The formula and structural formula as to complex compound which was formed by reaction of 2-methylimidazole, O-hydroxybenzoic acid and zinc have been stud. ed by using IR, NMR, and MS.
本文运用IR、NMR、MS等分析测试手段，研究了2-甲基咪唑和水杨酸与锌的络合物的分子式和结构式。
Dodecanol abietate succinic anhydride was synthesized from abietic acid. The structures of products were characterized by spectrum of IR, HNMR and MS.
以枞酸为起点，合成了十二醇酯琥珀酸酐，采用红外光谱、核磁共振波谱及质谱对中间产物及终产物进行了结构表证。
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 compositions of polysaccharide from Melia azedarach fruit and MP1 were also determined and quantified by GC-MS and IR spectrum.
借助气质联用仪，对苦楝粗多糖和组分mp1进行了成分分析。
The compound 1, polyhydroxyyrazine, was extracted from Yunnan flue-cured tobacco and identified by IR, MS and NMR.
从云南烤烟中提取分离得到了一个多羟基吡嗪化合物1，采用IR、MS和NMR进行了鉴定。
According to the results of the elements analysis and the data of MS, NMR, and IR, the structure of Methyl-ISP is established following.
根据元素分析，质谱，核磁和红外测定的结果，甲基异柳磷的结构是。
According to the results of the elements analysis and the data of MS, NMR, and IR, the structure of Methyl-ISP is established following.
根据元素分析，质谱，核磁和红外测定的结果，甲基异柳磷的结构是。
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