查询词典 peroxide

The premixing self-assembly solution of horseradish peroxide with poly(sodium 4-styrenesulfonate) is made by blending HRP and polyelectrolyte PSS,and the active.enzyme muhilayer biofilm is fabricated by altemate deposition of and PDDA on the surface of negative ionized PET.

以阳离子化的辣根过氧化物酶和阴离子聚苯乙烯磺酸钠的预混合溶液，与阳离子聚电解质聚二甲基二烯丙基氯化铵通过逐层组装，在阴离子化聚对苯二酸乙二酯表面构建了多层生物活性膜。

Methods: Copper was determined by catalytic kinetic spectrophotometric method which was based on the copper catalyzing oxidation of brilliant green by potassium chlorate and hydrogen peroxide in potassium hydrogen phthalate-sodium hydrate buffer solution at pH4.20. The absorbance was measured at 624 nm.

在pH4.2的邻苯二甲酸氢钾－氢氧化钠缓冲溶液介质中，利用铜离子催化氯酸钾和过氧化氢氧化灿烂绿的指示反应，通过测量624 nm下吸光度的改变，用催化动力学光度法测定痕量铜。

Hydrogen peroxide;titanium potassium oxalate;acidic dye;Fenton system

TQ425；TQ085 A 1005-829X(2008)11-0072-03 H2O2；草酸钛钾；酸性染料；Fenton体系

The effects of initial concentration of the phthalates and hydrogen peroxide,the time of UV radiation and pH on the degradation process are reported in order to provide the necessary basis for practical application of this method.

对邻苯二甲酸酯及H2O2的初始浓度、光照时间及pH值等因素对降解过程的影响进行了研究，以期为该方法的实际应用提供必要的基础。

For the first three months of pregnancy, women should try to avoid perming hair, perming agents due to the nitro-containing compounds and alkaline hydrogen peroxide; especially hair dyes containing nitro-, amino-aromatic compounds, may affect fetal development, resulting in severe fetal deficiency occurred.

对于怀孕头三个月的妇女，应尽量避免烫发染发，因烫发剂中含碱性的硝基化合物和过氧化氢；特别是染发剂含有硝基、氨基的芳香族化合物，会影响胎儿的发育，严重的导致胎儿发生缺陷症。

In a complex series of reactions, one of which is promoted by ultraviolet light, the iron reacts with both the hydrogen peroxide and some of the water itself to produce powerful oxidising agents known as hydroxyl radicals.

在一系列复杂的反应中，有一种是在紫外线的推动下，铁与过氧化氢和一些水本身发生反应，产生强大的氧化剂叫做羟自由基。

The characterization of ESR and IR spectroscopy shows that hydroxyl radicals and peroxide species are important intermediates in these oxidations.

同时利用电子自旋共振、红外等表征手段对催化反应的机理和反应路径进行了讨论，羟基自由基和铜的过氧物种被认为是催化反应的重要中间体。

The catalysts,which were used for oxidating hydrogenized anthraquinone working fluid in the production course of hydrogen peroxide by anthraquinone method were introduced.

介绍了蒽醌法生产过氧化氢在蒽醌氢化工作液氧化步骤中所用的催化剂。

The results show that Peroxide Value of oxidated oil reduces by three methods in different degree.

实验证明：三种方法均可不同程度地降低氧化油脂的过氧化值。

She has to wash the affected ear with hydrogen peroxide and then apply some neomycin solution two or three times a day.

她必须用双氧水洗一下被感染的耳朵，然后每天涂两三次新霉素药水。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。