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Synthesis of terpene-catechol resin from terpene resin and catechol was reported in this paper.

以萜烯树脂和邻苯二为原料,合成了萜烯-邻苯二树脂。

A synchronous fluorescence method for simultaneous determination of catechol and hydroquinone has been established.

建立固定波长同步荧光法同时测定邻苯二和对苯二的分析方法。

Results showed that there was significant correlation between the two assays with catechol and tyrosine as substrate respectively.

结果表明,以邻苯二和酪氨酸为底物所测PPO活性极显著相关,邻苯二所测活性强,但酪氨酸所测活性的变异系数大。

Purpose To study the electrochemical behavior of catechol at poly modified electrode and to establish a voltammetric method for the determination of catechol.

目的 研究儿茶在聚刚果红修饰电极上的电化学行为,建立儿茶的伏安测定方法。

PurposeTo study the electrochemical behavior of catechol at poly modified electrode and to establish a voltammetric method for the determination of catechol .

目的研究儿茶在聚刚果红修饰电极上的电化学行为,建立儿茶的伏安测定方法。

The progerss in production and process research of hydroquinone and catechol were reviewed, and suggested that the composite oxide catalysts are the applicable catalysts in our country.

综述了邻苯二与对苯二的生产与研究现状,提出了复合氧化物类催化剂是适于我国国情的实用催化剂专利。

The concentrations of catechol and hydroquinone are linear with the intensity of synchronous fluorescence in the concentration range of 1.0×10^(-6)-9.0×10^(-5) mol/L and 1.0×10^(-6)-1.0×10^(-4) mol/L, with correlation coefficients of 0.998 6 and 0.999 1 and detection limits of 8.2×10^(-7) mol/L and 5.4×10^(-7) mol/L.

邻苯二和对苯二在1.0×10^(-6)~9.0×10^(-5)mol/L和1.0×10^(-6)~1.0×10^(-4)mol/L浓度范围内与同步荧光强度呈线性关系,相关系数分别为0.9986和0.9991,检出限分别为8.2×10^(-7)mol/L和5.4×10^(-7)mol/L。

The electrode processes of catechol and p -dihydroxybenzene on Pt electrode modified with PEDOT membrane are investigated.

研究了电化学聚合制备的聚乙撑二氧噻吩膜修饰电极对对苯二和邻苯二的电催化。

The largest absorbion of the product of the reaction between PPO and catechol was at λ=410nm.

通过对澳洲青苹多氧化酶与邻苯二反应产物的重复波谱扫描,方便快速的确定了量化反应产物含量的特定吸收波长λ=410nm。

2When excess ascorbic acid is added to the reaction mixture to reduce o-quinone back to catechol...

四乙醇的存在,并不影响多氧化酶氧化儿茶作用时氧气被完全还原为水的作用。

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