光度

The simultaneous determination of benzaldehyde and benzoic acid in electrosynthetic products by ultraviolet spectrophotometry was established.

建立了一种同时测定电合成产物中苯甲醛和苯甲酸含量的紫外分光光度法。

To establish an ultraviolet spectrophotometry for the determination of the sodium benzoate in fruit and vegetable salt .

建立以紫外分光光度法测定果蔬盐中苯甲酸钠含量的方法。

The degradation mechanism of benzoyl peroxide was studied at different temperatures and pH values with spectrophotometry.

用分光光度法研究了过氧化苯甲酰在不同温度和不同pH值条件下的降解机理。

With the sample dissolved in 0.1NNaOH solution and bovine serum albumin used as the standard protein, the Percentage of proteins in the sample is given by spectrophotometric method with biuret reagent.

该法使用0.1NNaOH溶液溶解样品，以大牛血清白蛋白作为标准蛋白质，利用缩二脲试剂分光光度测定样品中的蛋白质含量。

Key words: compound fertilizer; determination; biuret; spectrophotometry; interference matter

濮阳市氯碱厂，河南濮阳 457000 复合肥；测定；缩二脲；分光光度法；干扰物质

The equation of rapid determination sesame cake protein by improving biuret method is as follows: Y=0.1559X+0.0012, the protein concentration range from 0.75 mg/mL to 3.78 mg/mL displayed better linear with absorption value.

改良双缩脲法快速测定饼粕蛋白提取率的方程为：Y=0.1559X+0.0012，蛋白浓度在0.75~3.78mg/mL之间与吸光度值成良好线性。

The method is based on the catalytic effect of trace formaldehyde on the reaction between potassium bromate and Azur A .

研究了在H2SO4介质中，微量甲醛对KBrO3氧化天青A 有较强的催化作用，建立了催化光度法测定微量甲醛的新方法。

A new method for the determination of trace bromate is proposed in this paper. The optimum conditions for the oxidation of rhodamine B by bromate in hydrochloric acid medium are studied.

研究了罗丹明B与BrO3的褪色反应，确定了最佳反应条件，建立了一种光度法测量微量溴酸根离子的新方法。

A new color-fading spectrophotometric method for determining trace amount of bromate was developed.

基于6mol/L盐酸介质中溴酸根氧化甲苯胺蓝的退色反应，建立了测定微量溴酸根的新的退色光度分析方法。

Based on the catalytic effects of trace formaldehyde on the reaction between potassium bromate and oxidized azur A,a new catalytic spectrophotometric method has been developed in this paper.

基于在一定温度和硫酸介质中，痕量甲醛对溴酸钾氧化天青A 有较强的催化作用，建立了测定痕量甲醛的新的催化光度法。

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。