• The determination of purity of copper -phthalocyanine is discussed brie fly. The volumetric and weight operation procedures are introduced. Two methods are compared and discussed.

    简要论述了铜酞菁纯度的测定;介绍了容量法和重量法的操作过程,并对其进行了对比和探讨。

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  • This paper has introduced the thermal analysis methods applied in the determination and study of the purity, melting property, changes of water contents, structures and preparation of drugs.

    本文介绍了热分热方法在测定药物纯度判断药物的熔化特性。研究药物结构及剂型选择,测定含水量变化等的应用。

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  • The determination of trace silicon in high-purity barium titanate by GFAAS method is studied, in which the sample is dissolved in hydrofluoric acid with high pressure seal.

    用石墨炉原子吸收光谱法研究钛酸钡中痕量硅的测定,在高纯钛酸钡新领域的研究及生产中都有重要的现实意义。

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  • The method of inductively coupled plasma-mass spectrometry for determination of impurities of 30 trace rare earth and non-rare earth elements in high purity ytterbium oxide was studied.

    报道了高纯氧化钇中30种痕量稀土和非稀土杂质元素的电感耦合等离子体质谱测定方法。

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  • SDS-PAGE was used to detect the purity of target protein. A higher bioactivity of purified products was shown by the determination of dot-blotting assay and fibrinogen-clotting analysis.

    通过SDS - PAGE检测融合蛋白的纯度,采用点杂交和纤维蛋白凝结活性检测分析,显示纯化产物具有较高生物活性。

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  • The physicochemical properties of this dipeptide were identified with melting point determination, amino acid analysis, elements analysis and MS and its purity was determined with HPLC.

    采用熔点、氨基酸组分分析、元素分析、质谱等方法对其结构进行鉴别,用高效液相色谱法确定其纯度。结果合成的双肽经理化检测,质量高。

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  • Absolute Purity (Upgrade): The Celestials' determination and faith in Elrath make them immune to all magic that attempts to hinder or sway them from their path.

    彻底净化(升级):大天使对艾尔拉思的信仰和信心使他们免疫任何可能阻碍、动摇他们的魔法。

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  • Absolute Purity (Upgrade): The Celestials' determination and faith in Elrath make them immune to all magic that attempts to hinder or sway them from their path.

    彻底净化(升级):大天使对艾尔拉思的信仰和信心使他们免疫任何可能阻碍、动摇他们的魔法。

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