利用原子吸收分光光度法对中药川芎中锌、锰、铁、钙、镁五种元素的形态进行了研究。
Speciation of Zn, Mn, Fe, Ca, Mg in Ligusticum wallichii Franch was analyzed by atomic absorptionspectrometry.
如果存在三聚氰胺，将会形成一种沉淀物质，这也可以同时通过肉眼观察和分光光度法进行判断。
If melamine is present, a precipitant is formed, which can also be assessed both visually and by spectrophotometry.
当存在三聚氰胺时，溶液的颜色将在几秒钟之内迅速从红色变为蓝色，而且能够同时通过肉眼观察和分光光度法检测到。
When melamine is present, the color of the solution changes from red to blue within seconds and can be measured both by visual inspection and spectrophotometry.
导数光度法是一种比较先进的光学分析技术。
Derivative spectroscopy is an advanced optical analysis technology.
方法：采用三波长分光光度法。
方法：采用一阶导数分光光度法。
METHODS: The first order derivative spectrophotometry was used.
方法：采用双波长分光光度法。
介绍了光度法分析铝的一些方法；
Many methods for photometric analysis of aluminium were described.
方法：高效液相色谱法和分光光度法。
Methods: The HPLC analysis and spectrophotometry analysis were used.
方法：电荷转移分光光度法。
用分光光度法可以测定低合金钢中的铌。
Niobium in the low alloy steel was determined by spectrophotometry.
方法一阶导数分光光度法。
方法：紫外分光光度法，苯酚-硫酸法。
Method: Ultraviolet spectrophotometry, Phenol-sulfuric acid method.
采用分光光度法，研究了四棱豆的硒含量。
The selenium content in Winged Bean was determined by spectrophotometry.
方法：紫外分光光度法。
方法：紫外分光光度法。
方法采用高效液相色谱法与红外分光光度法分析。
Methods High performance liquid chromatography and infrared spectrophotometry were used to determine its quality.
所得结果与分光光度法和极谱法对照，结果一致。
The analytical results are consistent with those by spectrophotometric and polarographic methods.
采用紫外分光光度法研究了植物油脂吸附苯酚的性能。
The adsorption performance of plant oil for phenol was studied by ultraviolet spectrophotometry.
目的：建立微量人参木质素含量测定的紫外分光光度法。
Objective: to establish the UV spectrophotometry for determining lignin content in tiny Panax ginseng powder.
按水质分析中的方法评价分光光度法的精密度和准确度。
The method of water quality analysis was used to evaluate the precision and accuracy of spectrophotometry.
碱性玫瑰精通常采用分光光度法测试，但测试误差较大。
Rhodamine is usually determined by spectrophotometric method, but it results in big error.
用石墨炉原子吸收分光光度法可确定样品溶液中锑的浓度。
Antimony in the sample solution was determined by Graphite Furnace atomic absorption spectrometry.
目的：建立一种血浆一氧化碳测定的改良双波长分光光度法。
Objective: to develop an improved two-wavelength spectrophotometry for the measurement of plasma carbon monoxide.
国家标准规定分光光度法和气相色谱法为杂醇油的分析方法。
Spectrophotometric method and gas chromatography were the authorized national standard analytical methods to fusel oil.
目的采用分光光度法对抗风痛胶囊中总生物碱进行含量测定。
OBJECTIVE To determine the content of total alkaloid in Kangfengtong Capsule with spectrophotography.
本文采用紫外分光光度法对干姜浸膏中总酚进行了含量测定。
Content of omni-phenols extract from dry ginger was determined by UV spectrophotometry in this paper.
本文采用紫外分光光度法对干姜浸膏中总酚进行了含量测定。
Content of omni-phenols extract from dry ginger was determined by UV spectrophotometry in this paper.
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