• The UV spectrum most resembled that of the aromatic tropylium ion.

    紫外光谱芳香族对苯二酚离子光谱相似

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  • The complexes were characterized by IR and UV spectrum.

    红外图谱紫外光谱表征配合物的结构。

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  • Were observed by microscope and analyzed by TLC and UV spectrum.

    并用层色谱紫外吸收光谱进行了鉴定。

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  • The structure of the product was characterized by IR and UV spectrum analysis.

    红外光谱紫外光谱产品结构进行表征。

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  • The chiral recognition of the derivatives to amino acids were also investigated by UV spectrum.

    应用紫外可见吸收光谱研究了这些性杯芳烃衍生物氨基酸手性识别作用。

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  • Results:Protein viscosity, TLC and UV spectrum were obviously different between Baibiandou and its variants.

    结果:白扁豆及其变种的蛋白粘度薄层色谱紫外光谱均有明显差异

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  • CSCM are primarily described by scanning electron microscopy, UV spectrum, IR spectrum and Elemental analysis.

    通过扫描电镜紫外红外光谱元素分析对CSCM的结构进行了初步表征。

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  • Method: Characters of crude drugs, microscopic characteristic as well as UV spectrum of the herb were studied.

    结果观察和描述一叶性状,根、根茎、叶的组织构造和全草粉末的显微特征

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  • Methods: Baibiandou and its variants were comparatively distinguished by protein viscosity, TLC and UV spectrum.

    方法蛋白粘度薄层色谱紫外光谱对白扁豆及其变种进行了比较鉴别

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  • RESULTS TLC chromatogram and UV spectrum of Yukexin capsule content were same as the hyperoside standard sample.

    结果郁可欣胶囊内容色谱紫外光谱与对照品金丝桃苷基本一致。

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  • Its UV spectrum and Fluorescence spectrum are studied. The relationship between structure and property is discussed.

    研究紫外光谱荧光光谱方面的性质,并对其结构和性质的关系进行了初步的探讨。

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  • Hydrolysis kinetics of Schiff base compounds were studied in an aqueous solution by the UV spectrum and HPLC methods.

    利用紫外光谱法和高效液相色谱法探讨此类希夫化合物水解动力学

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  • Results The UV spectrum of the two herbal drugs gave different maximum absorption peaks both in number and intendities.

    结果半夏及其伪品水半夏水浸液紫外线组图像、最大吸收数目峰位值具有明显差异

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  • The effects of ethanolamine circulation on separating highly pure lignin were studied by GPC, IR spectrum and UV spectrum.

    利用凝胶色谱、红外光谱紫外光谱研究了乙醇胺循环高纯木素分离影响

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  • This provides basis for analyzing the quality of fluecured tobacco leaf by UV spectrum, and that classifying fluecured tobacco leaf by spectral method.

    紫外—可见光谱烤烟烟叶品质进行分析,进而进行烟叶光谱分级提供了理论依据

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  • TP was analyzed by UV spectrum and HPLC. The result showed that green tea was treated by microwave in a short time, the structure of TP was changed little.

    采用紫外高效液相色谱微波提取物进行了定性分析并与标准图对照,结果表明微波短时处理茶叶,茶多酚化学结构无明显变化。

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  • A method of fuzzy clustering analysis is used to classify and file away the spectra and thus a UV spectrum datum bank of common organic toxicants is set up.

    然后模糊聚类分析方法分类存贮标准光谱建立常见有机毒物多溶剂uv图谱

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  • The content determined by acid-base titration was higher than those by UV spectrum and sodium nitrite, but they didn't have statistical significance(P0.05).

    结果酸碱直接滴定法测得的结果比亚硝酸钠法、紫外分光光度法测得的结果偏高,统计学差异(P〉0.05)。

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  • 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.

    萃取所得产物硅胶柱色谱进一步分离红外光谱紫外光谱和核磁共振光谱手段鉴定所得结晶

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  • Objective: the effects of the different environment conditions and the subsidiary-color substance on the stability of the mock strawberry fruit at the UV spectrum.

    目的研究不同环境条件物质蛇莓果实色素紫外和可见光区的稳定性影响。

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  • Method: To determine the dissolution of the rifampicin gastric capsules by UV spectrum method and the release of rifampicin micro pill capsules by HPLC respectively.

    方法高效液相色谱法紫外分光光度分别同时测定胶囊溶出度与利福平胶囊的释放度。

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  • The standard of identification: it has been identified according to physiochemistry, UV spectrum, molecular weight, Chromatographic Fingerprints and amino acid analysis.

    鉴别和检查指标标准:通过理化性质、紫外光谱分子量指标、指纹图谱、水解氨基酸指标五部分进行确定。

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  • The results show that there is hypochromic effect on the subtract UV spectrum and quenching of fluorescence intensity of riboflavin with increase of concentration of DNA.

    研究结果表明随着DNA浓度增加核黄素产生紫外光谱减色效应荧光猝灭效应

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  • Simultaneously, the advanced analytic technology of SEM, X-ray diffraction spectrum, UV spectrum, IR spectrum as well as XPS were used to analyze the microcosmic of explosion pulp.

    实验还利用扫描电镜、X—射线衍射紫外光谱红外光谱XPS电化学分析能谱等现代分析手段进行了爆破法制浆微观研究。

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  • In this paper, the technological conditions of extraction and purification of flavonoids from asparagus was studied. Then flavonoids were proved to be flavonol by color reaction and UV spectrum.

    本文芦笋为材料,研究了芦笋中黄酮类化合物提取工艺条件及其纯化方法,通过颜色反应法,紫外吸收光谱初步鉴定芦笋中的黄酮类化合物。

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  • He suggests choosing a broad-spectrum sunscreen, which blocks both types of UV rays, UVA and UVB, with an SPF of at least 30.

    选择能够阻挡UVAUVB射线广谱防晒产品吧,切记SPF值要至少达到30以上。

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  • Analysis by UV-visible spectrum and HPLC indicates that there are a series of intermediate products generated in aniline degradation, and the final products are small molecule inorganics.

    紫外—可见光谱高效液相色谱分析表明苯胺降解过程一系列中间产物生成最终被矿化成分子无机物

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  • METHODS Based on UV convolution spectrum with PLS method, we used convolution spectrometry of computer information process technology.

    方法紫外光谱为基础结合PLS利用计算机信息处理技术褶合曲线分析法。

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  • METHODS Based on UV convolution spectrum with PLS method, we used convolution spectrometry of computer information process technology.

    方法紫外光谱为基础结合PLS利用计算机信息处理技术褶合曲线分析法。

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