• 建立饮料痕量的检测方法,采用吹扫捕集浓缩饮料中的苯,使用色谱检测器进行定性定量测定

    The method utilized purge-and-trap to concentrate benzene in beverages, gas chromatography and mass spectrometry(GC-MS) was used to determine benzene .

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  • 研究了利用有色复合物生成颜色差别定性鉴别目视定量测定芦荟干粉存在和相对含量方法。

    Analyzed qualitatively and determined quantitatively the exist and relative content of aloe dry powder by visual colorimetry, which using product of coloured complex and colour difference.

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  • 低级别的伽玛射线荧光光谱仪适用环境中的伽玛射线发射核素(IAEA, 1989)定性定量测定

    Low level gamma-ray spectrometry is suitable for both qualitative and quantitative determinations of gamma-ray-emitting nuclides in the environment (IAEA, 1989).

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  • 定量测定定性结果一致

    The quantitative and semiquantitative results were consistent.

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  • 土茯苓根茎黄酮类化合物进行了定量测定定性分析

    Flavonoids in the roots of Smilax china L. and Smilax glabra Roxb. were analysed qualitatively.

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  • 红外光度目前中国测定油类标准方法也是唯一一种在对油测定能进行定性分析,又可以进行定量分析的方法。

    Infrared photometric method, the standard method to determine oil quality in China, is the only method which is not only qualitative but also quantitative.

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  • 原子吸收光谱法、原子荧光光谱法等离子发射光谱法,定性检测颗粒物中载带的重金属其中9种重金属进行定量测定

    The heavy metals were detected with atomic absorption spectrum, atomic fluorescence spectrum and plasma emission spectrum, 9 heavy metals were measured quantitatively.

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  • 用于物质的定性定量分析可用于已知数、未知数分子量、结构等测定广泛适用于工业农业医药卫生、环境保护科学研究等各个领域

    Qualitative and quantitative analysis; Identification of unknown and known samples; Widely used in industry, agriculture, medical work, environmental protection and scientific researches.

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  • 根据二乙酰酸性条件下尿素反应,建立一种分光光度法快速测定牛奶尿素含量的方法,方法可以定性定量测定牛奶中尿素含量。

    A spectrophotometry method, which based on the reaction of diacetylmonoxime and urea in acidic solution, was established for determination urea in bovine milk.

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  • 红外光谱样品进行定性分析高效液相色谱对肌醇样品的乙酰化产物进行定量测定

    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.

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  • 为了探讨氯化肿瘤细胞凋亡影响,本实验K562细胞为研究对象,采用荧光显微镜定性检测细胞凋亡、流式细胞术定量测定细胞凋亡率。

    To investigate the apoptotic effect in K562 cells exposed to cerium chloride, apoptosis was examined using flow cytometry and apoptosis morphology was detected with fluorescence microscopy.

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  • 老鹰茶虫酿原料定量分析一般营养成分含量定性测定生理活性物质

    Taking the Insect-fermented Tea as raw material, the quantitative determination of general nutrient content and the qualitative determination biological activity material have been researched.

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  • 本文介绍荧光增白剂DMS合成“三”副产物的测定;采用合成“三嗪”标准外标,液相色谱定性定量测定了样品中“三嗪”副产物的含量。

    The synthesis method of the optical brightener DMS was provided and the triazines which were produced as by-production were examined by HPLC with the aid of the triazines standard.

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  • 井壁一直是困扰油气井工程的难题,泥页岩渗透特性定量测定评价泥页岩井壁定性重要指标之一。

    The problem of wellbore instability has been puzzling drilling operations all the time, and to quantify the permeability of shales is an important index to estimate shale-borehole's instability.

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  • 方法水中的毒死二氯甲烷萃取火焰光度检测气相色谱法测定保留时间定性定量

    Methods Chlorpyrifos was determined by GC-FPD after extraction by dichloromethane. Qualitative analysis was done by retention time and quantitative analysis by external standard curve.

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  • 方法水中的毒死二氯甲烷萃取火焰光度检测气相色谱法测定保留时间定性定量

    Methods Chlorpyrifos was determined by GC-FPD after extraction by dichloromethane. Qualitative analysis was done by retention time and quantitative analysis by external standard curve.

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