非极性溶剂;
The product was recrystallized by non-polar or low-polar solvent.
并用非极性溶剂或弱极性溶剂进行重结晶。
In the liquefying reaction of swollen coal, polar solvent enhanced the reaction activity.
在溶胀煤的液化反应中,极性溶胀溶剂明显提高了煤的反应活性。
The pour point depressor is soluble in nonpolar solvent and insoluble in the relatively polar solvent.
此降凝剂能溶于非极性溶剂,不溶于极性较强的溶剂。
The paper studied a method of preparing noncovalent molecular imprinting polymer(MIP) in polar solvent.
本文对极性溶剂中非共价型分子烙印聚合物的制备条件进行了研究。
If your multiplier can be cleaned, then non-polar solvents must be used. (Heptane is a non-polar solvent).
如果您的倍增器可以清洗,则必须用非极性的溶剂。(正庚烷是非极性溶剂)。
Anionic polyelectrolytes can ionize in polar solvent, forming macromolecule chains with lots of anionic charge.
阴离子型聚电解质在极性溶剂中会发生电离,导致大分子链上带有大量的净负电荷。
The eluent is changed in a regular manner starting with a nonpolar solvent and gradually replacing it by a more polar one.
洗脱液以常规的顺序更换,首先用非极性溶剂,然后逐步被极性较强的所替换。
Furthermore, ammonia is a typical soluble polar solvent, so the research on the ammonia will have a great practical significance.
同时氨水是一种典型的极性可溶性溶剂,所以对其研究将有很大的现实意义。
The electrolyte comprises a polar solvent and a solute comprising at least one of inorganic acids, organic acids and salts of such acids.
上述电解质具有极性溶剂和无机酸或有机酸或其盐中任何一种以上的溶质。
When the mass ratio of diamine A top -phenylenediamine reached 10 : 0 - 5 : 5, the resultant polymers were soluble in strong polar solvent.
当二胺A与对苯二胺的物质的量比例为10∶0~5∶5时,所得聚合物溶解于强极性溶剂。
However when the solvent is isopropyl alcohol or non polar solvent the decomposition value of monocrotophos is about 5% in the same condition.
但用异丙醇或非极性溶剂作溶剂时,在相同的条件下,久效磷的分解率为5%左右。
A molecularly imprinted polymer (MIP) was prepared using quercetin as the template and acrylamide as the hydrogen-bonding functional monomer in a polar solvent.
用非共价法,在极性溶剂中,以丙烯酰胺作功能单体,以强极性化合物槲皮素为模板,制备了分子烙印聚合物(mip)。
The pure silica mesoporous molecular sieve (MCM-41) was modified on the surface by trimethylchlorosilane in polar solvent (acetone) and apolar solvent (toluene).
在极性溶剂(丙酮)或非极性溶剂(甲苯)中,用三甲基氯硅烷对全硅介孔分子筛m CM - 41进行了表面修饰。
Solvent extraction based on reversible chemical complexation can showed its high selectivity and high capacity for separation of polar organics from petroleum hydrocarbons.
采用萃取分离方法从石油烃中分离极性有机物具有高效性和高选择性。
This is one kind of strong polar organic solvent.
本品是一种强极性有机溶剂。
However, they protonate and partly transfer to the outer surface of micelles in the acid titration process, and exist in very polar, solvent-accessible region of the inner.
而在酸性滴定中,经历了质子化,但未完全移至胶束界面外,而是存在于胶束内相对极性较强且溶剂可到达的区域。
It is discovered that isomerization of 2,10-epoxypinane produce mainly perillyl alcohol in 353 ~ 363 K catalyzed by acid catalysts in strongly polar protonic solvent.
结果表明:在酸催化剂存在下,强极性非质子溶剂中,2,10-环氧蒎烷于353-363K可定向重排生成紫苏醇。
The separation technique of solvent extraction based on reversible chemical complexation features high capacity and high selectivity for separating polar organic solutes from dilute solution.
络合萃取技术对于极性有机物稀溶液的分离具有高效性和高选择性。
With the methods like dispersing KF on inert carriers, dispersing by slow distillation of its solution in polar organic solvent, freeze-drying and spry-drying, etc. are feasible .
指出KF氟化剂主要着重于提高比表面积,通过附载于惰性载体上、有机溶液的缓慢蒸发分散、冷冻干燥和喷雾干燥等多种方法可以达到这个效果。
Extensive application in paint remover, diluent, cleaning agent, extraction. It has high solvent power for both polar and non-polar substances.
广泛用作脱漆剂、稀释剂、洗涤剂、萃取剂。对极性及非极性物质均具有极强之溶解力。
Extensive application in paint remover, diluent, cleaning agent, extraction. It has high solvent power for both polar and non-polar substances.
广泛用作脱漆剂、稀释剂、洗涤剂、萃取剂。对极性及非极性物质均具有极强之溶解力。
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