• 方法进行反应温度时间铈反应速率测定光度影响化学动力学实验分析

    Methods Experimental chemical kinetics study was conducted to determine the influence of reacting temperature and time on As3 + - Ce4 + reacting rate and to measure the absorbance.

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  • 百里酚溴酸钠溶液丁醇萃取显色产物,以分光光度计比色测定有机相的吸光度值。

    Using thymol-sodium hypobromite as chromogenic reagent, and extracting the colour formed with butanol, a spectrophotometric method for the determination of arginine in fermentation broth was studied.

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  • 研究硝酸光度测定高纯二氧化痕量方法

    A new method in which trace arsenic in high-purity germanium dioxide is determined using silver nitrate absorption photometry is described in this discussion.

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  • 本文试用光度差示部分磷肥样品含磷量进行测定,并经典方法作了对照试验结果非常一致

    High absorbance spectrophotometry was used for the determination of phosphorus in chemical fertilizer samples. The experimental results obtained were in good agreement with those by classical methods.

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  • 本文法、光度法、化学分析法离子选择电极法出发,评述了酱油含量测定方法研究现状。

    A review is presented on the determination of micro amounts of iodine in iodinated sauce with iodometry, absorption spectrophotometry, chemiluminescence analysis, ion selective electrode analysis.

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  • 结果表明方法对于吸光度具有加合性混合体系中单一组分含量的测定准确度良好

    The result showed that the accuracy of this method was good for determining multiple component mixtures.

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  • 结果表明这些体系均存在空白光度很低工作吸光度较高较大的波长区间,分光光度分析法理想的测定体系;

    The results show that the determination system is within the scope of widen wave length with low absorbency in blank solution and high absorbency in working solution.

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  • 光度比值k系数一种可以同时测定多元混合组分新的分光光度法。

    Absorbance ratio K-factor spectrophotometry is a new method to determine mixed components system.

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  • 本文单组红外光谱快速定量吸光度测定采用基线

    This paper describes a method of measuring peak-height with a computer program for single component quantitative analysis in infrared spectroscopy.

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  • 通过透射电镜观察、动态光散射测定紫外吸光度测定手段分析微观形态粒径大小药量测定了载药胶束的体外释药速率

    Microscopic morphology, diameter and drug-loaded amount of the micelles were examined by means of TEM, DLS and UV respectively, and their in vitro drug release rates were measured.

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  • 方法采用分光光度测定培养液最大波长吸光度改变,确定染料的脱色率降解率。

    The efficiencies of decolorization and degradation were demonstrated by the changes of absorbance at maximum wavelength in culture liquid spectrophotometrically.

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  • 高温将六还原铬,通过测定三价离子吸光度计算出锅炉给水中吗啉含量

    Hexavalent chrome is reduced to trivalent chrome by morpholine under high temperature conditions. Then morpholine content is calculated by detecting the absorbance of trivalent chromic ion.

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  • 本文利用722型分光光度测定磷酸盐标准使用显色吸光度时间变化,探讨钼锑抗分光光度测定水中磷酸盐的最佳分光时间。

    This paper discussed the best analysis time of Phosphorus in water by determining the absorption of the colorful liquid of phosphorus using Model 722-Spectrometer.

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  • 光度法直接测定硫酸盐锡液2 -含量。

    Naphthol in sulphate plating solution of tin can be straightly determined by absorption spectrophotometry.

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  • OP为增感吸光度增感37.5%,从而提高测定低含量钼的灵敏度

    The absorbency of molybdenum was sensibilized 37.5% by the sensitizing agent OP, so the sensitivity of determined molybdenum is improved.

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  • 方法吸光度测定10嵴较为低平的无牙颌患者未使用粘附剂时的咀嚼效能。

    Methods: 10 edentulous patients with complete dentures whose alveolar ridges were low or flat were selected for this study.

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  • 结果表明对于光度样品测定该法普通分光光度准确

    The results showed that the analytical precision and accuracy of the method were better than those obtained with the conventional method for low absorbance samples.

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  • 4元素测定时,吸光度浓度之间呈良好线性关系,所求得线性回归方程及其相关系数可作佐证。

    Good linearity were obtained for all the 4 elements, as shown by their regression equations and correlation coefficients.

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  • 这个实验采用五个时间点样品进行光度测定,并且设计了空白对照标准对照。

    Methods: we adopted the rolling basket method to measure absorption degree of 5 samples, blank control and standard control.

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  • 选用全脂奶粉作为粉状食品模型利用schall烘箱通过测定丙二醛吸光度值、过氧化值、荧光光谱及荧光强度变化,对多肽氧化活性进行研究。

    Whole milk powder was used as a powder food model to evaluate the antioxidant effect of wheat germ peptides by the method of SCHALL oven.

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  • 方法来自不同产地十二个样品进行测定采用苯酚硫酸测定茯苓聚糖光度

    Method: the colorimetric method of phenol and sulfuric acid was used to determine the absorbance of Pachman. Result: 12 samples from different producing areas were determined.

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  • 利用蛋清明胶蛋白酶酿造酱油二次沉淀进行澄清试验,利用紫外分光光度法对处理后的酱油吸光度值进行了测定

    The effects of egg white solution, gelatin and protein enzyme on clarification of the second precipitation in brewed soy sauce were investigated through L9(34) orthogonal experiment.

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  • 利用蛋清明胶蛋白酶酿造酱油二次沉淀进行澄清试验,利用紫外分光光度法对处理后的酱油吸光度值进行了测定

    The effects of egg white solution, gelatin and protein enzyme on clarification of the second precipitation in brewed soy sauce were investigated through L9(34) orthogonal experiment.

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