ultraviolet spectrophotometer

Determination of phenobarbital and diphenylhydantoin in serum by using Chinese-made ultraviolet spectrophotometer model 751

用国产751型紫外分光光度计测定血清中苯巴比妥和苯妥英钠含量

Known and unknown total nitrogen in water were measured by ionic chromatograph and GBl 1894-89 ultraviolet spectrophotometer.

采用紫外分光光度法和离子色谱法分别测定已知和未知总氮含量的水样。

the results of 1% agarose gel electrophoresis and ultraviolet spectrophotometer analysis show that the total rna of bauhinia variegata extracted through this method has no obvious degradation and has a good purity.

所得RNA样品经紫外分光光度计检测和1%琼脂糖凝胶电泳分析证明无明显降解，且具有较高的纯度。

Based on studies on the characteristics of ultraviolet-visible absorption spectra, ESR and~ ( 13) C NMR spectra, the three dimensional fluorescence spectra of natural and treated ambers with fluorescence are studied by using the three dimensional fluorescence spectrophotometer.

基于紫外可见吸收光谱、ESR和13c NMR谱的研究基础，以三维荧光分光光度计为主要测试分析方法，对具有荧光性质的天然与处理琥珀的三维荧光光谱进行了剖析。

After pretreatment with granulated chicken sample, we determined the I+ G content by ultraviolet spectrophotometer method, with method repeatability R.

对鸡精样品进行预处理后，采用紫外分光光度计法测定鸡精中呈昧核苷酸（I+G）的含量，方法重现性R。

The spectral properties of oil skin care products was analyzed by ultraviolet spectrophotometer.

用紫外分光光度法分析化妆品用茶油的光谱特性.

The content of DNA in bone marrow cells was measured with ultraviolet spectrophotometer.

用紫外分光光度计测定骨髓细胞内DNA的含量。

We measured the PL spectrum of ZnO nanowires samples excited by an ultraviolet Fluorescence Spectrophotometer in different wavelength.

所制备的ZnO纳米线样品采用荧光分光光度计进行变波长激发，对测得的光致发光谱及其发光机理进行了详细的分析。