结论硫酸盐的制备得率(从酵母到成品)可达60%以上,而硫酸、对甲苯磺酸双盐的得率可达50%以上。
Conclusion Total yields of 60% and 50% could be reached for the preparations of SAM's sulfate salt and double salt of s…
你应该比较曙红单碘鎓盐和双碘鎓盐的各种不同性质。
You should compare the different properties of eosine monoiodononium salt and diiodononium salt.
不可溶盐可以通过双分解制备。
结论双氯芬酸二乙胺盐凝胶经皮给药安全。
Conclusion Diclofenac diethylamine salt gel is safe for transdermal administration.
前期工作中,曾发现在非极性-极性双液体系中,加入某种能引起该体系分层的盐量与其相应的分层温度之间,存在有良好的线性关系。
In previous work the linear relation between the amount of a certain salt added and the miscible temperature has been found for the non-polar-polar binary liquid system.
用双电层理论和F盐的形成机理分析了磨细矿渣具有优越抗氯离子侵蚀性能的机理。
It is analyzed by both the theory of double electric layer and the Fridel salt's formation.
在乙腈溶剂中,碳酸钾存在下,双咪唑啉和1,2-二溴乙烷进行扩环反应,得到环状中间体一溴盐,产率78。
The reaction of bis-imidazoline with 1,2-dibromoethane and potassium carbonate in acetonitrile provided monobromide salt with a yield of 78.
主成份:新型无毒抗菌剂双链季胺盐、增溶剂、柔软剂、天然抗菌芳香精油。
Main compositions: double strands quaternary amine salt, solubilizing agent, softener and natural antibacterial essential oil.
有双环氨基取代的吡啶酮羧酸衍生物,其酯及盐,以及可用作其中间体的双环类胺。
Pyridonecarboxylic acid derivative substituted by bicyclic amino group, ester thereof, salt thereof, and bicyclic amine as intermediate thereof.
金属双硫腙是一类比较典型的光致变色化合物,在军事伪装、染料工业及重金属盐的监测等方面有着广泛的应用前景。
Dithizonate salt is one of the typical photochromic compounds and has widely used in military, dye industry, as well as in heavy metal detections.
利用双辊制备了一系列热塑性弹性体聚氨酯(PU )和铁电钛酸锆酸铅盐(PZT)的电致感应PZT/PU复合物。
Electrostrictive composites of thermoplastic elastomer polyurethane (PU) and the ferroelectric lead zirconate titanate (PZT) with various volume fractions were prepared by hot roller miller.
目的:克隆杜氏盐藻双拷贝碳酸酐酶(DCA1)和碳酸酐酶(CA1)基因跨内含子基因组dna序列。
Aim: To clone the cross-intron genomic DNAs of the duplicated carbonic anhydrase (DCA1) and carbonic anhydrase (CA1) genes from Dunaliella salina.
发现恒重后的双锍盐含有二个结晶水这一新现象,并确认最终产物为聚对苯乙炔。
Based on our determined results, we had found a new phenomenon that the disulphonium salt contains two crystal-waters and the last product is PPV.
采用磷酸双氰胺盐作环氧粉末涂料的固化剂、氟化钠作添加剂。
This research USES dicyandiamide as firming agent in epoxy powder coating and sodium fluoride as additive in epoxy.
确定了万吨级生产装置适宜的设计及操作参数,并对反应器上段催化剂稀释与不稀释,以及双段熔盐循环的方案进行了比较。
Options for diluting catalyst in the upper section of the reactor with or without inerts or using dual-salt recycling system are carried out.
以脂肪醇为原料,合成了双辛基季铵溴盐,其产率达80%。
Using fatty alcohol as starting material, double octyl quaternary ammonium bromide was obtained. It's yield reached 80%.
对整体情感性疾病和双极性疾病的预防复发而言,锂盐发现比安慰剂更有效。
Lithium was found to be more effective than placebo in preventing relapse in mood disorder overall, and in bipolar disorder.
对双极性疾病而言,锂盐也比安慰剂更有效,虽然效用大小的评估在研究间不同。
Lithium was more effective than placebo in bipolar disorder, though estimates of the size of the effect varied between studies.
这篇系统性回顾文章指出锂盐对双极性疾病是一个有效的维持治疗。
This systematic review indicates that lithium is an efficacious maintenance treatment for bipolar disorder.
目的观察双氯芬酸二乙胺盐凝胶经皮用药的安全性。
Objective To observe the safety of diclofenac diethylamine salt gel after external use.
根据普通筛网寿命短、盐损大的缺点,研制了双梯形离心机筛网,降低了盐损失,复合高耐磨、高耐腐材质工作层,有效延长使用寿命;搭配装置降低了产品成本、提高了脱水效果。
Aim at the disadvantages of both short life and large salt loss that ordinary centrifuge sieves takes, a new type of sieve is developed with which the salt loss is decreased greatly.
选用氨水溶液代替醋酸作为新型催化剂用于硫磷双辛基碱性锌盐(T203)的皂化反应。
Hartshorn(NH_(4)OH) was used as a new catalyst instead of acetic acid in the saponification reaction of base zinc salt of dioctyl thiophosphate (T203).
以三氯氧磷、季戊四醇、苯胺和液溴为原料,合成了一种具有成炭结构的磷氮溴协效阻燃剂季戊四醇双磷酸三溴苯胺盐。
A P-N-Br synergistic flame retardant pentaerythritol bisphosphorate tribromoaniline salt was synthesized using phosphorus oxychloride, pentaerythritol, aniline, and bromine as raw materials.
结果16例中4例表现为双肾锥体钙盐沉积症,6例表现为髓质和肾盂散在性微小结石,二者共计10例,占6 2 .5 %。
Results Calcium deposition in bilateral renal pyramids in 4 cases and scattered microcalculi in renal medulla and pelvis in 6 cases were accounted 62.5%(10/16);
双联萃取器通过萃取原油及其产品,测量铅、酸或盐含量。
Determines lead, acid or salt content of crude petroleum and products by extraction.
采用磷酸双氰胺盐作环氧粉末涂料的固化剂、氟化钠作添加剂。
Synthesis of epoxy powder coatings low-temperature curing agent and its application;
采用磷酸双氰胺盐作环氧粉末涂料的固化剂、氟化钠作添加剂。
Synthesis of epoxy powder coatings low-temperature curing agent and its application;
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