• 开始加热甲醛(需有促使其反应进行)便产生了胶样的液体,能像清漆一样物体表面

    Initial heating of the phenol and formaldehyde (in the presence of an acid or base to get the reaction going) produced a shellac-like liquid good for coating surfaces like a varnish.

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  • 石炭酸最简单有机化合物无色液体,芳香味温和并带甜味,而且具有强毒性腐蚀性

    Carbolic acid( or phenol ):Organic compound, simplest member of the class of phenols. A colourless liquid with a Bland, sweetish odour, it is toxic and caustic.

    youdao

  • 木焦油,甲氧甲无色黄色芳香液体C8H10O2木焦油组成部分。

    A colorless to yellow aromatic liquid, C8H10O2, that is a constituent of creosote.

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  • 综述碱金属醇、 盐几种不同合成方法及其液体聚丁二烯橡胶苯橡胶有机合成等领域的应用

    The synthesis technologies of alkali metal alkoxides(phenoxides) and their applications in liquid polybutadiene rubber, styrene-butadiene rubber and organic synthesis were reviewed with 35 references.

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  • 一种重要的精细化工原料中间体外观常温下为无色黄色液体,略带气味,不溶于,。

    Nonylphenols is an important chemical raw materials and intermediates, appearance at normal temperature colorless or light yellow liquid, with phenol odour, insoluble in water.

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  • 浓度杂质CHP内容分析高度地使用自动化液体和色相色层分析法。

    Phenol concentration, impurities, and CHP contents are analyzed using highly automated liquid and gas chromatography.

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  • 科学家表示塑胶含有双a化学键退化时就会通过食品液体容器广泛暴露

    The scientists say widespread exposure through food and liquid containers occurs when the chemical bonds which hold bisphenol a in the plastic degrades.

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  • 新型氧剂W5 0 0 1种含取代复合型液体抗氧剂,用于提高汽油氧化安定

    W5001 is a new complex liquid antioxidant of substituted phenol and amine for improving the oxidation stability of gasoline.

    youdao

  • 新型氧剂W5 0 0 1种含取代复合型液体抗氧剂,用于提高汽油氧化安定

    W5001 is a new complex liquid antioxidant of substituted phenol and amine for improving the oxidation stability of gasoline.

    youdao

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