• 紫外光谱芳香族对苯二酚离子光谱相似

    The UV spectrum most resembled that of the aromatic tropylium ion.

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  • 另外可以结合浓度对苯二酚

    Alternatively, it can be combined with small concentrations of hydroquinone.

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  • 其中一个危险对苯二酚

    One of the most dangerous is hydroquinone.

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  • 一些国家已经禁用对苯二酚

    Hydroquinone has been banned in several countries.

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  • 发明涉及一种丁基对苯二酚应用

    The invention relates to an application of antioxidant tertiary butyl hydroquinone.

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  • 目的探讨对苯二酚血清白蛋白的相互作用。

    Objective To explore the interaction between p-hydroquinone and serum protein.

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  • 对苯二酚胶体活性稳定性无明显影响

    Methanol decreases the activity and stability of salt - based colloid palladium, and hydroquinone has less effect.

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  • 概述邻苯二酚、对苯二酚市场前景生产方法

    Market prospect and production methods for pyrocatechol and hydroquinone are reviewed.

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  • 介绍了邻、对苯二酚主要用途市场需求生产工艺

    The main application, market requirement, production process and development process of o-Dihydroxybenzene and p-Dihydroxybenzene were introduced.

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  • 结论:等温下二异丙基萃取水中对苯二酚并不很有效。

    The results show that it is inefficient to use diisopropyl ether as extractant to extract hydroquinone from water isothermally.

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  • 实验数据包括对苯二酚饱和溶解度数据液相共存数据

    The experimental data measured include the saturated solubility of hydroquinone and compositions of two co-existing liquid phases.

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  • 实验发现,异-苯酚复合溶剂萃取对苯二酚促进作用。

    Experiment results showed that mixed solvent of isopropyl ether and phenol could promote the extraction of hydroquinone.

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  • 此外唯一美国食品药品管理局批准对苯二酚产品

    Furthermore, it is the only US Food and Drug Administration-approved product containing hydroquinone.

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  • 综述了甲基对苯二酚各种制备方法,并比较了各自优缺点

    The various production processes of methylhydroquine were reviewed in this article, based on comparison between the advantages and disadvantages of these processes.

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  • NADH脱氢酶存在下,NADH将对苯醌还原对苯二酚

    Quinone can be reduced to quinol by NADH in the presence of NADH-dehydrogenase.

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  • 通过试验空气氧化试验,研究了对苯二酚亚硫酸盐稳定作用。

    The inhibition of hydroquinone on sulfite oxidation was investigated by oxygen removal and air oxidation tests.

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  • 苯酚邻苯二酚对苯二酚都是重要精细化工中间体具有很高经济价值

    Phenol, Catechol and hydroquinone are important fine chemical intermediates and of high economical value.

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  • 特丁基对苯二酚一种动物油植物油防腐剂鸡块中用量是0.02%。

    TBHQ is a preservative for vegetable oils and animal fats, limited to. 02 percent of the oil in the nugget.

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  • 本文介绍了以对苯二酚添加剂的缓效尿素缩二含量分析方法试验研究情况。

    The analysis method for biuret content in long-efficacy urea using hydroquinone as an additive is studied and tested.

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  • 对苯二酚甲醇硫酸对苯催化下,制得4 -甲氧基酚,率为80 %。

    In this work, the 4-methoxyphenol was prepared from hydroquinone, methanol which were catalyzed by benzoquinone and concentrated sulphuric acid. The yield of 4-methoxyphenol was 80%.

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  • 探讨了HPLC同时分析水中苯酚对苯二酚、间苯二酚邻苯二酚混合物条件

    The simultaneous analysis conditions of phenol, hydroquinone, hydroxyphenol and odi-hydroxybenzene mixture by HPLC were discussed.

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  • 直接混合法制备了原子线修饰电极研究对苯二酚电极电化学行为。

    The caws graphite and mineral oil were directly mixed to make the caw modified carbon paste electrode and the electrocatalysis of the modified electrode to hydroquinone was studied.

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  • 曾经含有对苯二酚产品但是不是很喜欢用含有化学成分的产品脸上

    I was using a product with hydroquinone before, but wasn't too excited about applying the chemical to my skin.

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  • 氧化剂丁基对苯二酚应用其特征在于:叔丁基对苯二酚应用于冷却猪肉辐照处理中。

    The application of antioxidant tertiary butyl hydroquinone is characterized in that the tertiary butyl hydroquinone is applied to the irradiation treatment for the chilled pork.

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  • 现在添加特丁基对苯二酚一种化学防腐剂丁烷的一种形式(又名打火机)。

    Now add a heaping spoonful of tertiary butylhydroquinone (TBHQ), which is a chemical preservative and a form of butane (AKA lighter fluid).

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  • 乙醇溶剂碘化钠催化剂,由金属对苯二酚丁烷合成了1 ,4 -二氧基苯。

    With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.

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  • 血清白蛋白戊二醛把辣根过氧化物固定对苯二酚修饰电极上,制成过氧化氢传感器。

    Horseradish peroxidase was immobilized by bovine serum albumin and glutaraldehyde on the surface of the glassy carbon electrode, which was modified with hydroquinone.

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  • 血清白蛋白戊二醛把辣根过氧化物固定对苯二酚修饰电极上,制成过氧化氢传感器。

    Horseradish peroxidase was immobilized by bovine serum albumin and glutaraldehyde on the surface of the glassy carbon electrode, which was modified with hydroquinone.

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