紫外光谱与芳香族对苯二酚离子的光谱最相似。
The UV spectrum most resembled that of the aromatic tropylium ion.
另外,可以结合小浓度的对苯二酚。
Alternatively, it can be combined with small concentrations of hydroquinone.
其中一个最危险的是对苯二酚。
一些国家已经禁用对苯二酚。
本发明涉及一种叔丁基对苯二酚的应用。
The invention relates to an application of antioxidant tertiary butyl hydroquinone.
目的探讨对苯二酚与血清白蛋白的相互作用。
Objective To explore the interaction between p-hydroquinone and serum protein.
对苯二酚对盐基胶体钯活性和稳定性无明显影响。
Methanol decreases the activity and stability of salt - based colloid palladium, and hydroquinone has less effect.
概述邻苯二酚、对苯二酚的市场前景、生产方法。
Market prospect and production methods for pyrocatechol and hydroquinone are reviewed.
介绍了邻、对苯二酚的主要用途、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.
结论是:等温下用二异丙基醚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.
实验数据包括对苯二酚的饱和溶解度数据和两液相共存数据。
The experimental data measured include the saturated solubility of hydroquinone and compositions of two co-existing liquid phases.
实验发现,异丙醚-苯酚复合溶剂对萃取对苯二酚有促进作用。
Experiment results showed that mixed solvent of isopropyl ether and phenol could promote the extraction of hydroquinone.
此外,它是唯一由美国食品及药品管理局批准含对苯二酚的产品。
Furthermore, it is the only US Food and Drug Administration-approved product containing hydroquinone.
综述了甲基对苯二酚的各种制备方法,并比较了各自的优缺点。
The various production processes of methylhydroquine were reviewed in this article, based on comparison between the advantages and disadvantages of these processes.
在NADH脱氢酶存在下,NADH可将对苯醌还原为对苯二酚。
Quinone can be reduced to quinol by NADH in the presence of NADH-dehydrogenase.
通过除氧试验和空气氧化试验,研究了对苯二酚对亚硫酸盐的稳定作用。
The inhibition of hydroquinone on sulfite oxidation was investigated by oxygen removal and air oxidation tests.
苯酚、邻苯二酚和对苯二酚都是重要的精细化工中间体,具有很高经济价值。
Phenol, Catechol and hydroquinone are important fine chemical intermediates and of high economical value.
特丁基对苯二酚是一种对动物油和植物油的防腐剂,在鸡块中用量是0.02%。
TBHQ is a preservative for vegetable oils and animal fats, limited to. 02 percent of the oil in the nugget.
本文介绍了以对苯二酚为添加剂的缓效尿素中缩二脲含量分析方法的试验研究情况。
The analysis method for biuret content in long-efficacy urea using hydroquinone as an additive is studied and tested.
对苯二酚和甲醇在浓硫酸和对苯醌催化下,制得4 -甲氧基酚,产率为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%.
探讨了HPLC法同时分析水中苯酚、对苯二酚、间苯二酚和邻苯二酚混合物的条件。
The simultaneous analysis conditions of phenol, hydroquinone, hydroxyphenol and odi-hydroxybenzene mixture by HPLC were discussed.
用直接混合法制备了碳原子线修饰碳糊电极,并研究了对苯二酚在该电极上的电化学行为。
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.
我曾经用过一款含有对苯二酚的产品,但是我不是很喜欢用含有化学成分的产品在我的脸上。
I was using a product with hydroquinone before, but wasn't too excited about applying the chemical to my skin.
抗氧化剂叔丁基对苯二酚的应用,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.
现在要添加一大勺特丁基对苯二酚,这是一种化学防腐剂、丁烷的一种形式(又名打火机液)。
Now add a heaping spoonful of tertiary butylhydroquinone (TBHQ), which is a chemical preservative and a form of butane (AKA lighter fluid).
以乙醇为溶剂,碘化钠为催化剂,由金属钠、对苯二酚和溴丁烷合成了1 ,4 -二丁氧基苯。
With ethyl alcohol as solvent and sodium iodide as catalyst, 1,4-dibutoxybenzene was synthesized from metal sodium, hydroquinone and n-butyl bromide.
用牛血清白蛋白和戊二醛把辣根过氧化物酶固定在对苯二酚修饰的电极上,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.
用牛血清白蛋白和戊二醛把辣根过氧化物酶固定在对苯二酚修饰的电极上,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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