丙酮氯仿

The solubility of the novel polyamides are greatly improved compared with the conventional aramids, especially the polyamide with dendritic blocks of the second genernation as side chains are soluble in most of the common organic solvents such as ether, ethyl acetate, chloroform, acetone, tetrahydrafuran etc.

树状片段的引入大大地改善了聚酰胺的溶解性，特别是以第二代树状片段为侧基的聚酰胺的溶解性得到了很大的改进，可以溶于大部分常见的有机溶剂，如乙醚、乙酸乙酯、氯仿、丙酮、四氢呋喃等。

DPPH method, pyrogallol method and Fenton reaction were used to study the scavenging ability of extracts with 95% ethanol, ethyl acetate, acetone, acetic acid, chloroform, methanol to free radical activity.

方法］应用DPPH法、邻苯三酚自氧化法和Fenton反应分别研究了浓度95%乙醇、乙酸乙酯、丙酮、乙酸、氯仿、甲醇提取物清除自由基活性的能力。

They are insoluble in water, ethanol, methanol, acetone, chloroform and benzene, but soluble in DMA, DMF and DMSO.

它们溶于N，N-二甲基甲酰胺、N，N-二甲基乙酰胺和二甲基亚矾等溶剂，但不溶于水、乙醇、甲醇、丙酮、氯仿和苯。

In this work,a full optimal calculation on the molecular geometry and electronic structure of C24H30O8 has been performed using density functional theory methods at B3LYP/6-31G* level.The solvent effects of C24H30O8 have also been investigated based on Onsager self-consistent reaction field model in chloroform,acetone,DMSO and water.

采用密度泛函理论方法，在B3LYP/6-31G*水平下全优化得到了该化合物的分子几何构型和电子结构；依据Onsager自恰反应场模型考察了其在氯仿、丙酮、二甲亚砜及水等溶剂中的溶剂化作用；基于气相优化结构进行了B3LYP/6-31G*振动分析，用0.9613校正后的主要红外光谱与实验符合得很好。

In this work, a full optimal calculation on the molecular geometry and electronic structure of C24H30O8 has been performed using density functional theory methods at B3LYP/6-31G(superscript *) level. The solvent effects of C24H30O8 have also been investigated based on Onsager self-consistent reaction field model in chloroform, acetone, DMSO and water. On the basis of optimized geometry in gas phase the vibration analysis is carried out and the IR principle peaks scaled by 0.9613 are in good agreement with experimental.

采用密度泛函理论方法，在B3LYP/6-31G水平下全优化得到了该化合物的分子几何构型和电子结构；依据Onsager自恰反应场模型考察了其在氯仿、丙酮、二甲亚砜及水等溶剂中的溶剂化作用；基于气相优化结构进行了B3LYP/6-31G振动分析，用0.9613校正后的主要红外光谱与实验符合得很好。

In this work, a full optimal calculationon the molecular geometry and electronic structure of C24H30O8 has been performed usingdensity functional theory methods at B3LYP/6 - 31G * level. The solvent effects ofC24H30O8 have also been investigated based on Onsager self-consistent reaction field model in chloroform, acetone,DMSO and water.

采用密度泛函理论方法，在B3LLYP/6-31G*水平下全优化得到了该化合物的分子几何构型和电子结构；依据Onsager自恰反应场模型考察了其在氯仿、丙酮、二甲亚砜及水等溶剂中的溶剂化作用；基于气相优化结构进行了B3LYP/6-31G*振动分析，用0.9613校正后的主要红外光谱与实验符合得很好。

At last, the effective approach was found that the 024-antibiotic can be purified by freez-dry, methyl alcohol soaking, acetone, chloroform, and methyl alcohol continuously washing, alumina and silica gel column chromatography.

粗提制品的理化性质研究表明，024放线菌所产抗生素为无色晶体，易溶于水，可溶于甲醇和乙醇，且在甲醇中的溶解度较大，不溶或难溶于丙酮、氯仿、正丁醇、乙酸乙酯与苯。

Compared the extraction effects of yellow pigment from the corn protein powder by 95 %ethanol,isopropanol,chloroform,acetone,ac-Etylace,petroleum benzene,distilled water.

利用索氏提取法比较95%乙醇、异丙醇、氯仿、丙酮、乙酸乙酯、石油醚和蒸馏水提取玉米粗蛋白粉黄色素的效果，结果发现95%乙醇为最佳溶剂，95%乙醇提取液λmax为446nm。

As an azo-dyes, Sudan Ⅲ do not dissolve in water, slightly soluble in ethanol, soluble in chloroform, oils and fats, mineral oil, acetone and benzene and so on. It is difficult biodegradable and volatile organic compound.

苏丹Ⅲ作为一种偶氮染料不溶于水，微溶于乙醇，易溶于氯仿、油脂、矿物油、丙酮和苯等，属于难挥发、难生物降解性有机物。

Amber to brown solid, Relative density 1.05, soften point min 80.0'C, Soluble in chloroform , benzene, acetone, CS2, difficult soluble in petroleum hydrocarbon, insoluble water.

琥珀或棕色颗粒。相对密度1.05，软化点80℃以上。溶于氯仿、苯、丙酮、二硫化碳，微溶于石油烃，不溶于水。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。