查询词典 phenol-phthalein

Clomiphene citrate for the synthetic system of non-steroidal agents, chemical structure and allyl phenol similar to estrogen.

克罗米芬，为人工合成的非甾体制剂，化学结构与烯雌酚相似。

For the reaction of propylene and benzene, acetone and phenol occurs, catalysts using aluminum chloride.

二为将丙烯与苯发生反应生成丙酮与苯酚，催化剂采用三氯化铝。

It can be mutually dissolved with water, methanol, ethanol, amyl alcohol, phenol, glycerin and so on.

乙二醇闪点为116℃，沸点为197.6℃，燃点为121℃，常温下为无色透明粘稠液体，易吸潮，与水、甲醇、乙醇、戊醇、苯酚、甘油等互溶，微溶于乙醚。

It shows higher photocatalytic activity in the phenol degradation reaction than anatase that has very similar specific surface area.

苯酚的 光催化降解实验表明它比具有相同比表面积的锐钛矿粉体有更高的光催化活性。

The polysaccharide and glucan contents were analyzed by phenol-sulfuric acid method and aniline blue dye fluorescence assay, respectively.

首先将液态灵芝发酵液和商业灵芝粉以酚硫酸法测多醣产量，再以萤光分析方法进行葡聚醣定量。

Increasing the amount of ammonia used could increase the production of aniline without much effect on the production of phenol.

提高反应原料中氨水对苯的比例，能提高苯胺的收率，且不会增加苯酚的生成量。

When metal oxides were supported on γ-Al〓O〓, higher conversions of phenol were obtained, but the selectivties to anisole, a by-product, were also higher.

在使用负载型催化剂催化苯酚与DMC的酯交换反应中，γ-Al〓O〓作载体时的催化性能比SiO〓作载体时好，但产物中苯甲醚的选择性也相对较高。

Thus, the synthesis of anisole by O-methylation of phenol with DMC had been extensively investigated using phase transfer catalysts, organic alkaline catalysts or zeolites catalysts.

相转移催化剂，有机碱类催化剂以及分子筛催化剂是DMC甲基化苯酚合成苯甲醚这一反应的高效催化剂，研究的比较广泛和深入。

The main subjects included:analyzing the contents of the sugar, total acid,tannin,total phenol and total anthocyan in berries and determined the contents of resveratrol with HPLC in grape.

主要研究结果如下：1摘叶，展反光膜可明显增加葡萄树冠上部和内膛的光照强度。

A method for rapid determination of volatile phenol in refinery wastewater has been developed based on the combination of 4 amino antipyrine coloring principle with flow injection technique.

基于4－氨基安替比林显色原理，采用流动注射技术，建立了炼油废水中挥发酚的快速测定方法。

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。