查询词典 hydroxybenzene

As a result, four compounds were obtained from Caesalpinia Sappan L. by four processes. Two compounds were hydroxybenzene and one compound was hydroximic acid.

结果表明，经过四个步骤分离，得到4种纯物质，其中两种为酚类化合物，一种为羟肟酸。

Determination of total hydroxybenzene, extractive technology by orthogonal design and immuneological effect in way of hemolysin and carbon particle clearance determinations of Caesalpinia Sappan L.were studied for the first time.

本研究中，有关苏木中总酚含量的测定方法、苏木提取工艺的正交优选法以及采用溶血素法和碳粒廓清法对苏木提取物进行的药效学研究，至今未见报道。

Caesalpinia Sappan L. that had immunosuppressive function was investigated in this paper. On the basis of establishing the method of determining content of hydroxybenzene in Caesalpinia Sappan L., extractive technology was investigated by orthogonal design. Permeation, soxhlet and ultrasonic extraction were surveyed with water, thirty-five, sixty-five and ninety-five percent of ethanol as solvents.

本文以具有免疫抑制作用的中药苏木为研究对象，在建立苏木中总酚含量分光光度测定方法的基础上，以水、35%、65%、95%乙醇为溶剂，通过渗漉法、煎煮法、索氏法、超声波法对苏木的提取工艺进行了优选。

It can be widely used to get rid of toluene,dimethylbenzene,and hydroxybenzene,and ester,and hydroxyketone,and aldehyde as well as bad smell and other gases containing small heavy metal.

可广泛用于处理含有甲苯、二甲苯、苯等苯类、酚类、酯类、醇类、醛类等达式有机气体及恶臭气体和含有微量重金属的低浓度、大风量的各类气体。

Wood Vinegar is a natural material that is distilled from wood. It is compose of organic acid and hydroxybenzene , Various dosage of wood vinegars, pyrolignerous acid and guaiacol were mixed into organic manure firstly in this experiment, and then, the above said organic manure are separately added into soil. Under the analysis of the amount of the edaphon, adding 10g wood vinegar to 1kg organic manure and 30kg soil can much active the edaphon effectively in a short term and make a maximum rising extent of edaphon numbers.

木醋液是从多年生柞木中经过高温蒸馏出来的纯天然物质，其主要成分是有机酸和酚类物质，为了明确木醋液和主要成分对土壤微生物的作用，将加入不同剂量的木醋液、愈创木酚、醋酸的有机肥施入土壤，观察土壤中微生物数量的变化，结果表明：在1kg有机肥中加入10g木醋液，施入30kg土壤中，土壤微生物数量增加幅度最大，土壤微生物10d内被有效地激活；同时，当在1kg有机肥中木醋液的添加量高达50g时，对土壤微生物有一定的抑制作用。

1H-imidazolyl)-1H-imidazolium chloride-4-aminobenzoic acid, 2,2-bi-1H-imidazolium bis(3,4,5-trihydroxy benzoate) tetrahydrate and bis2-(2-1H-imidazolyl-1H-imidazolium 3-carboxy-4-hydroxybenzene-sulfonate monohydrate have been synthesized and characterized by X-ray diffraction methods.

在化合物中，晶体结构中的基本单元是一个通过氢键模式R_2~2(9)和R_2~1(7)构成的氢键三聚体PABA…H_3biim~+…Cl~-，这个三聚体基本单元又通过N-H…Cl氢键相互作用形成了一维带状结构。

N-(2-hydroxyethyl) salicylaldimine is coordinated in tridentate coordination mode. The coordinated atom of the ligand includes oxygen of hydroxybenzene, oxygen atom of hydroxyethyl, and nitrogen atom of imine.

配体N-（2-羟乙基）水杨醛亚胺以三齿方式配位，其配位原子包括酚羟基氧原子，醇羟基氧原子和亚胺基氮原子。

Nutritional Effects: the main ingredients of pungent taste in ginger include zingerone, ginger alcohol and ginger hydroxybenzene which are volatile to some extend.

营养功效：生姜的辣味成分主要有姜酮、姜醇、姜酚三种，它们具有一定的挥发性。

The method was simple and quick, so it worthed popularizing and applying. Taking content of total hydroxybenzene as parameters, the extractive process was investigated by orthogonal design.

以总酚含量为考察指标，分别以水、35%、65%和95%乙醇作溶剂，利用正交设计法对苏木的渗漉法、索氏法、超声波法提取工艺进行了优化。

As the age of white clover increasing, the allelopathic effects of aqueous extracts from the aerial part enhanced, the content of hydroxybenzene increasing and the activity of PAL showed the trend of increasing.

随着白三叶草生长年限的增加，地上部分水浸液的化感作用增强，酚类物质的含量增多，PAL的活性也呈现递增趋势。

Do you know, i need you to come back

你知道吗，我需要你回来

Yang yinshu、Wang xiangsheng、Li decang,The first discovery of haemaphysalis conicinna.

1〕 杨银书，王祥生，李德昌。安徽省首次发现嗜群血蜱。