光度

The DS of dye staff determined by visible spectrum method is about 1: 10.4

通过分光光度法测定了K-2BP型高分子染料的接枝度为1：10.4。

Methods This study was preformed to investigate the relationship between postmortem interval and absorbance in vitreous humor of rabbit after death.

应用 754分光光度计，在 420nm波长下，检测了 48只家兔死后不同时间的眼玻璃体液消光度，探讨其与死亡时间的关系。

Distorted galaxy NGC 2442 can be found in the southern constellation of the flying fish, Volans.

Z hp，CY'\M E0 扭曲的星系NGC 2442位在南天的飞鱼座内，距离我们约有五千万光度远。

Water samples were eollected from the lakes in East plain, Yungui plateau and Mengxing plateau since 1993. Mineralized degree were analyzed using volumetry and flame photometry.

1993年以来，对东部平原、云贵高原、蒙新高原等地区主要湖泊采取水样，进行了湖水矿化度分析，分析方法为容量分析法和火焰分光光度法。

During the studies, the principle of mitosis coefficients decrease was initially detected between WAF's loading rate of ordinary lubricants and its relative luminosity.

研究中首次发现，一般润滑油WAF溶液载荷率与其相对发光度呈指数递减关系的规律。

Keywords Wood vinegar;amino acid;pH value;organic acid content;absorbance

木醋液；氨基酸； pH值；有机酸含量；吸光度

Color development reaction between xylenol orange and Co2+ was systematically studied.

系统研究了二甲酚橙与Co2+的显色反应，根据这个反应建立了采用二甲酚橙分光光度法测定水中的微量钴。

First derivative spectrophotometric method for determining of micro samarium in electroplating solution is given,using xylenol orange as color reagent.

提出了利用二甲酚橙为显色剂测定电镀液中微量钞的一阶导数分光光度法。

Methods: Zinc has catalysis ability in the system of oxidze xylenol orange in medium, and the discoloration extent of methyl orange has a linearity to the content of zinc. Based on this fact, a new photometric method for the determination of zinc was proposed.

在H2SO4介质中，微量锌对过氧化氢氧化二甲酚橙的反应体系具有催化作用，且二甲酚橙被氧化后的褪色程度ΔA与微量锌的含量有线性关系，据此建立了二甲酚橙褪色光度法测定微量锌的新方法。

Methods Ascorbic acid was determined by inhibition kinetic spectrophotometric method, which was based on the inhibition effect of ascorbic acid on the nitrite catalyzed oxidation of xylenol orange by potassium bromate in dilute sulfuric acid medium.

在稀硫酸介质中，利用抗坏血酸对亚硝酸根催化溴酸钾氧化二甲酚橙的阻抑作用，用阻抑动力学光度法测定抗坏血酸。

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。