1.Pyrocatechol is one of the important fine chemical intermedium.
邻苯二酚是一种重要的精细化工中间体。
2.Recent advance in direct catalytic hydroxylation of benzene to phenol, phenol to pyrocatechol and hydroquinone were reviewed.
采用正交试验的方法，研究了在无机盐催化剂作用下苯酚双氧水直接氧化制取邻、对苯二酚的合成技术。
3.Market prospect and production methods for pyrocatechol and hydroquinone are reviewed.
概述邻苯二酚、对苯二酚的市场前景、生产方法。
4.These small dosages of pyrocatechol seem not to affect tricalcium silicate(C3S) hydration.
而这些小剂量的邻苯二酚好像对硅酸三钙（C3S）的水化没有影响。
5.The activity of acid phosphatase was determined by methods of pyrocatechol phosphate.
采用磷酸苯二钠比色法检测感染后胞内酸性磷酸酶活性的变化。
6.The synthesis of 1, 2-dimethoxy benzene from chloromethane combined with pyrocatechol was introduced in this article.
介绍了以氯甲烷和邻苯二酚为原料合成邻苯二甲醚的方法。
7.The synthesis of 1, 2-dimethoxy benzene from chloromethane combined with pyrocatechol is introduced in this article.
本文介绍了以氯甲烷和邻苯二酚为原料合成1,2-二甲氧基苯的方法。
8.Study on the Heat-sensitivity of Pyrocatechol and Hydroquinone and Optimization of the Separation Process
邻、对苯二酚热敏性研究及产品分离工艺优化
9.Water quality - Determination of aluminium - Spectrometric method using pyrocatechol violet
水质.用邻苯二酚紫光谱测定法测定铝
10.Problem of Heat-Sensitive Materials During Separation and Purification Process for Producing Pyrocatechol and Hydroquinone
邻对苯二酚产品分离纯化过程的热敏性问题