光度测定

With wild B. thoracica as the material, the distribution of mineral elements such as Ca, Fe, Zn, Cu, Mn etc in its breast muscle, leg muscle, skeleton and feathers were detected by atomic absorption spectrometry, and the amount of mineral elements in male and famale B. thoracica were compared. In each part of B.

方法］以野生灰胸竹鸡为材料，用原子吸收光度法测定Ca、Fe、Zn、Cu、Mn等矿质元素在其胸肌、腿肌、骨骼和羽毛中的分布情况，并对雌雄个体矿质元素含量进行了比较。

METHODS Compare the assaying content of Inosine by using titrimetric method of periodic acid with spectrophotometric method.

用高碘酸滴定法测定肌苷的含量并与紫外分光光度法作对比。

The optical density value of cells was detected by MTT colorimetric method, content of MDA and NO in the supernatant fluid of cultured cells was detected by spectrophotometer, and the transudatory content of LDH was detected by automatic biochemistry analyzer.

用MTT法检测细胞吸光度值，利用分光光度计分别测量细胞上清液中的MDA和NO含量。用自动生化分析仪测定培养液中LDH漏出量。

The ability of magnesium trisilicate to adsorb tetracycline and its relation to pHof the medium have been investigated UV-spectrophotometrically.

本文应用紫外分光光度法研究了体外三硅酸镁吸附四环素的能力及其与介质 pH 的关系；并应用尿药法研究了三硅酸镁及其在表面活性剂和枸橼酸的存在下对四环素吸收的影响；测定了三种不同处方的四环素混悬剂的相对生物利用度并进行了有关参数的统计比较。

Methods:tlc was used by the same rf of the color for the identification,the content of uncaria alkaloid in rhynchophylline was determined by ultraviolet spectrophotometry.

采用tlc通过显色剂的显色比较有相同的rf进行鉴定；采用紫外分光光度法对钩藤总碱中的钩藤碱进行含量测定。

The content of the myoglobin of the Plateau Zokor was measurated by spectrometer for studying the changes in different seasons.

为了研究高原鼢鼠肌红蛋白在不同季节的变化，用分光光度法测定了肌红蛋白含量。

The conclusions were that the inhibitory effect of SM was the result of inhibiting the mitosis of cells and the cellular cycle be at a standstill in G2-M stage.

应用流式细胞光度分析法测定丹参和川芎嗪对体外培养的瘢痕成纤维细胞DNA相对含量和细胞周期时相变化，发现药物在一定浓度作用下，DNA指数无明显变化；丹参使C2-M期细胞分布增多，C2-M期延长；川芎嗪使C2-M期细胞分布增多，C2-M期、S期延长；药物使细胞群体倍增时间延长，与浓度呈明显直线正相关。

The capsaicin in the sample was alkalized with NaOH solution and mixed with phosphotungstic acid and phospho-molybdic acid , the blue heteropoly acid salt has characteristic absorption at 660 nm.

对以辣椒碱为单剂和复配剂制成生物农药中辣椒碱总量的测定条件研究结果表明，含有辣椒碱的生物农药试料，辣椒碱在碱性溶液中与磷钨酸-磷钼酸作用，生成蓝色的磷钨酸–磷钼酸杂多酸盐，在660nm有最大吸收，其吸光度与溶液中辣椒碱的含量成正比。

Catalytic synthesis of ethyl chloroacetate with phospho-molybdic acid ;2. The capsaicin in the sample was alkalized with NaOH solution and mixed with phosphotungstic acid and phospho-molybdic acid , the blue heteropoly acid salt has characteristic absorption at 660 nm.

对以辣椒碱为单剂和复配剂制成生物农药中辣椒碱总量的测定条件研究结果表明，含有辣椒碱的生物农药试料，辣椒碱在碱性溶液中与磷钨酸-磷钼酸作用，生成蓝色的磷钨酸–磷钼酸杂多酸盐，在660nm有最大吸收，其吸光度与溶液中辣椒碱的含量成正比。

The nucleic acid and protein content of shoot apexes and leaves were detemined during Camellia oleif era's shoot growth.

应用紫外分光光度法测定了油茶新梢生长过程中茎尖、叶片的蛋白质、核酸含量的变化。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。