two-phase nitration 两相硝化反应
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。
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