Conclusion: By adopting Ethanol as a solvent for Borneol, and applying Tween-80...
结论:冰片采用乙醇做溶剂,土温- 80做增溶剂使其均匀分散在洗剂中可行。
Ethyl acetate displayed not only as a solvent for two-phase reaction, but also as a pro-reducing (agent).
乙酸乙酯不仅作两相反应的溶剂,而且也提供还原剂乙醇。
Water is thought to be crucial for life because it provides a medium for nutrients to diffuse into cells and wastes to drift out, and a solvent for critical metabolic reactions.
水被认为对生命是至关重要的,因为水是营养物渗入细胞以及废物排出的媒介,也是关键新陈代谢反应的溶剂。
The results show that the solvent capacity of 2-EAQ are increased 30%, used it as a solvent for H2O2 manufacturing, can increased 30% production capacity, with a wide application.
试验结果表明,2-乙基蒽醌的溶解能力提高30%,应用于双氧水的生产,可相应提高双氧水装置生产能力30%。
The results show the importance of solvent choice in molecular imprinting and demonstrate that computational quantum chemistry analysis can assist in choosing a solvent for the synthesis of MIPs.
上述结果表明,溶剂对于分子印迹聚合物的分子识别性能具有重要的影响,而计算量子化学分析对于分子印迹介质合成时的溶剂体系选取和优化具有很好的指导作用。
Its major USES are for organic synthesis, especially of formaldehyde, as an automotive antifreeze, as a solvent for cellulosics and natural resins, and as the principal denaturant for ethyl alcohol.
其主要用途是有机合成,特别是合成甲醛,用作汽车防冻剂、纤维素和天然树脂溶剂以及乙醇的主要变性剂。
The invention also provides a solvent for the production process of knitted impregnated PU gloves, which is prepared from polyurethane resin and methyl l pyrrolidone according to a certain proportion.
本发明同时提供了一种用于该针织浸渍PU手套生产工艺的溶剂,由聚氨酯树脂和甲基吡咯烷酮按比例配制。
This organized knowledge can range from assembly instructions for a piece of machinery to procedures for billing customers or recipes for a chemical solvent.
这种有组织的知识可以是机械的装配说明、客户的付款流程或化学溶剂的配方等。
Another idea is to increase the capacity for providing liquidity to countries on the periphery that seem solvent, yet risk being caught in the fallout from a Greek default.
另一个方案是,提高对外围区那些尚有还债能力的国家提供流动资产的能力,在希腊违约的影响下,这些国家也透露出违约的气息。
As a result, the original plan looked a lot like the traditional remedy for a liquidity crisis at a solvent bank.
因此,最初的计划看起来很像是为解决一个还具偿债能力银行的流动性危机所采取的传统补救措施。
A solvent flotation-gas chromatography for the determination of sodium stearate in sodium aluminate solution in aluminium hydroxide production by the bayer process was studied.
研究了拜尔法生产氢氧化铝过程中,用溶剂浮选-气相色谱法测定结晶助剂有效成分硬脂酸钠的方法。
It has shown that mixed solvent is more effective for the shellac than single solvent resulting in a low viscous solution and fast dry film.
试验结果表明,混合溶剂较单一溶剂对紫胶的溶解性能好,胶液粘度低,漆膜干燥快。
The rule that you quoted is intended to cover a full-range gradient (for example, 5–100% organic solvent) and refers to the amount of volume to reequilibrate at the initial conditions.
你引用的规则是用于覆盖全范围梯度洗脱的(例如,有机溶剂从5改变到100%),并且所指的体积是以初始条件来重新平衡。
Silica gel column chromatography and solvent extraction were used to separate grease and abradant in a kind of excellent polishing paste for plastics, respectively.
分别采用硅胶柱色谱法和溶剂抽提,分离优质塑料抛光膏中的油脂和磨料部分。
Its major USES are in nitrocellulose lacquers and other resin coatings, as a selective solvent for pharmaceutical products, in plasticizers, and in manufacturing chemically related organics.
它主要用于硝基漆及其他树脂涂料,还用作医药产品的选择性溶剂,并用于增塑剂及制造与化学有关的有机物。
If you come up with an unexpected peak while looking for a specific solvent, use good science to identify the peak and work with a toxicologist for the acceptable level in that material.
回答:若在检查某种有机溶剂时发现了未知峰(非目标峰),应基于良好的科学技术和理念鉴别该峰,并与毒理学家协作确定样品中该未知成分的可接受限度水平。
A solvent floatation technique was applied for the separation and enrichment of icariin in extract from Epimedium and high performance liquid chromatography (HPLC) was applied to determining icariin.
应用溶剂浮选法对淫羊霍提取液中的淫羊霍苷进行分离富集,并用高效液相色谱法测定淫羊霍苷的含量。
A new process using solvent for separating sodium sulfate and dimethyl isophthalate sodium sulfonate from wastewater of dimethyl isophthalate sodium sulfonate production is introduced.
介绍了用溶剂析出法分离间苯二甲酸二甲酯磺酸钠生产废水中硫酸钠和间苯二甲酸二甲酯磺酸钠的新工艺。
Using cooperating effect of different rust-proof agents, a solvent-diluting soft film rust-proof oil was developed for sea equipments.
利用防锈剂之间的协同增效作用,研制出了海洋设备溶剂稀释型软膜防锈油。
The applications of room temperature ionic liquid as a green solvent and catalyst for ester synthesis is reviewed in this paper.
本文综述了近年来离子液体作为一种绿色溶剂和催化剂在酯合成反应中的应用研究进展。
Conclusion The 0. 9% sodium chloride injection was a valid solvent for intramuscular injection of HCG to alleviate pain.
结论采用0.9%氯化钠溶液做溶媒肌内注射hcg,能有效缓解患者疼痛,是一种安全可靠的溶媒。
Recently, ionic liquids as a kind of green solvent and catalyst even as a carrier for catalyst have drawn much attention due to the important roles they played in organic reaction.
近几年来,离子液体作为一种绿色溶剂、催化剂以及催化剂的液相载体在有机反应中发挥了独特的作用,受到人们越来越多的关注。
This article introduces the unique feature of a new solvent - based paint for exterior wall, and involves the factors affecting the paint property.
本文介绍了一种新型溶剂型外墙涂料的独特性,并对影响此涂料性能的因素进行了较为详细的叙述。
The method of extraction by supercritical carbon dioxide is a method of using carbon dioxide as solvent for extracting.
超临界二氧化碳萃取法是使用二氧化碳作为萃取溶剂的方法。
A method for recovery of mixed solvent by measuring refractive index is reported in this paper.
报道了一种通过测试折光率来回收混合溶剂的方法。
Based on our study of photophysics of DCM in different solvents, it has been suggested that propylene carbonate can. be used as a more attractive solvent for DGM lasing medium.
基于对激发态d CM分子在不同溶剂中的光物理行为研究的结果,我们曾预言丙烯碳酸酯可望用作为DCM激光工作介质更好的溶剂。
Based on our study of photophysics of DCM in different solvents, it has been suggested that propylene carbonate can. be used as a more attractive solvent for DGM lasing medium.
基于对激发态d CM分子在不同溶剂中的光物理行为研究的结果,我们曾预言丙烯碳酸酯可望用作为DCM激光工作介质更好的溶剂。
应用推荐