With HPLC the two-phase nitration of phenol is stud-ied.
利用HPLC研究了苯酚的两相硝化反应。
ESR spectrum show that reduced of heteropoly acid was occurred in vapor-phase nitration reaction of benzene.
ESR谱表明：杂多酸催化剂的钨在苯气相硝化反应中发生了还原反应。
The advanced adiabatic nitration technology, liquid phase hydrogenation technology and wastes treatment technology are introduced.
介绍了苯胺生产中先进的绝热硝化技术、液相加氢技术、三废治理技术。
This paper studies some clean process used for the nitration of aromatic hydrocarbon, including liquid phase reaction and gas phase reaction.
介绍了当前研究开发中的几种芳烃的清洁硝化工艺，包括液相硝化和气相硝化。
This paper studies some clean process used for the nitration of aromatic hydrocarbon, including liquid phase reaction and gas phase reaction.
介绍了当前研究开发中的几种芳烃的清洁硝化工艺，包括液相硝化和气相硝化。
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