Dichloroacetic acid

The phase transitions of methyl cellulose / dichloroacetic acid liquid crystalline solutions

甲基纤维素/二氯乙酸液晶溶液的相转变

The molecular interactions in the methyl-cyanoethyl cellulose / dichloroacetic acid solution are studied by Fourier transform infrared spectroscopy ( FTIR ) .

本文用FTIR研究了甲基氰乙基纤维素/二氯乙酸溶液相转变过程中分子间相互作用的变化。

Study on degradation of dichloroacetic acid with γ - irradiation

γ辐射法去除二氯乙酸的研究

The effect of active carbon support on photocatalytic degradation of dichloroacetic acid for tio_2

活性碳载体对TiO2光催化降解Cl2CHCOOH性能的影响

DNA damage of ras gene induced by dichloroacetic acid

二氯乙酸对ras基因的DNA损伤作用

FTIR Study on the Methyl-Cyanoethyl Cellulose / Dichloroacetic Acid Solution

甲基氰乙基纤维素/二氯乙酸液晶溶液的红外研究

Study on the texture of ethylcellulose / dichloroacetic acid liquid crystal solution & the distortion analysis of fingerprint texture

乙基纤维素/二氯乙酸液晶溶液的织构研究&指纹型双折射纹理的畸变分析

Both chitosans had basically the same critical concentration forming mesogenic phase in dichloroacetic acid with α - chitosan .

两种壳聚糖在二氯乙酸中形成液晶的临界浓度基本相同，说明具有相同的链刚性。

Chloroacetic acids are one class of disinfection by-products with high carcinogenic risk . And the Dichloroacetic Acid and Trichloroacetic Acid are the main carcinogenic risk substances .

氯代乙酸是一类具有很高致癌风险的氯化消毒副产物，其中的二氯乙酸和三氯乙酸是构成饮用水消毒副产物致癌风险的主要物质。

Objective To study the DNA damage induced by dichloroacetic acid ( DCA ) and trichloroacetic acid ( TCA ) which are from drinking water disinfection by-products .

目的研究二氯乙酸（DCA）和三氯乙酸（TCA）的DNA损伤效应。

Dichloroacetic acid and trichloroacetic acid concentration in acidic to neutral by excessive time shows growth trend , and alkaline increase gradually , trichloroacetic acid concentration gradually began to decline .

二氯乙酸和三氯乙酸的浓度在由酸性向中性过度时呈增长趋势，而碱性逐渐增大时，三氯乙酸浓度开始逐渐下降。

The content about monochloroacetic acid is determinated and dichloroacetic acid by GC after the chloroacetic acid is methoxy-carbonylated by carbinol .

研究了氯乙酸经甲醇甲酯化后，用气相色谱法测试一氯乙酸与二氯乙酸的含量。

Sedimentary Character and Ancient Environment of Seaside and Inland Brine Distributive Areas ; Determination of Dichloroacetic Acid , Trichloroacetic Acid and Glyphosate in Environmental Water by Ion Chromatography with Large Volume Direct Injection

滨海和内陆卤水分布区沉积特征与古环境演变离子色谱法测定环境水体中的卤乙酸和草甘膦

Objective To study on the DNA damage of p53 induced by dichloroacetic acid ( DCA ) and trichloroacetic acid ( TCA ), approve their genotoxicity and discuss molecular mechanism of their carcinogenic action .

目的检测二氯乙酸和三氯乙酸对大鼠p53基因的DNA损伤作用，证实其遗传毒性并探讨其致癌作用的分子机制。

The results show that the main trihalomethanes from both Oscillatoria cells and EOM are chloroform and bromodichloromethane , and that the main haloacetic acids are dichloroacetic acid and trichloroacetic acid .

研究表明，藻细胞和胞外分泌物的三卤甲烷类副产物都主要是氯仿和一溴二氯甲烷，卤乙酸类副产物都主要是二氯乙酸和三氯乙酸。

Under the optimum operating conditions , a high quality methyl ester of dichloroacetic acid (≥ 99.6 % ) was obtained in a high yield of about 94.5 % , as well as mercaptoacetic acid in a yield of about 94.8 % .

在最佳反应条件下，可得到纯度（质量分数）为99.6%的高纯二氯乙酸甲酯，收率（质量分数）高达94.5%，同时获得收率为94.8%的巯基乙酸。

A polarized light microscope is used to examine the texture of ethylcellulose / dichloroacetic acid ( EC / DCA ) cholesteric liquid crystal . In a wide range of concentrations EC / DCA liquid crystal solution exhibits typical fingerprint textures .

利用偏光显微镜研究乙基纤维素/二氯乙酸（EC/DCA）胆甾相液晶的织构，发现在很宽的浓度范围内，EC/DCA液晶溶液都显现出指纹型双折射纹理。

For the preparation of trichloroacetic acid by photo-chlorination of acetic acid , the concentration change of acetic acid / chloroacetic acid / dichloroacetic acid / trichloroacetic acid with reaction time was measured in a semi-continuous loop reactor with an overflow port .

针对乙酸光氯化制备三氯乙酸反应过程，采用带有溢流的环流反应器，在半连续条件下测定乙酸、氯乙酸、二氯乙酸和三氯乙酸浓度随时间的变化规律。