酸性方法

Glycoluril is the precursor for perhydroxycucurbit[6]uril (HOCB6), and in this paper a novel method of well-proportionally coating glycoluril stationary phase and perhydroxycucurbit[6]uril stationary phase on a packed column under acidic condition was developed for gas chromatography.

甘脲是羟基葫芦[6]脲(HOCB6)的前体，本文设计了一种在酸性条件下均匀涂渍固定液的新方法，首次将甘脲和羟基葫芦[6]脲用作气相色谱固定相。

The dopamine release in vivo was monitored by fast cyclic voltammetry and the concentrations of DA and its metabolites dihydroxy-phenylacetic acid and homovanillic acid were determined by high performance liquid chromatography electrochemical detection in the process study. In addition, the effects of some traditional Chinese herbs and related marine drug on behavioral changes were also evaluated in order to provide some suggestive clue for rational drug design of anti-Parkinon's disease .

许多因素都参与PD的DA能神经元的死亡，所以，本研究在制备PD动物模型的基础上，应用国内率先引进的快速周期伏安法检测设备在体动态监测DA的释放，同时应用另一种电化学检测技术—高效液相色谱电化学检测法离体检测DA及其代谢产物二羟苯乙酸和高香草酸的含量，结合行为学测定及其它方法，研究了雌激素和铁在PD发病中的作用，以及一些药物，如吲哚醌、牛磺酸、铁离子螯合剂、胆囊收缩素（CCK-8）、乌鸡白凤丸有效成份、大豆异黄酮及海洋酸性寡糖HSH971，对DA能神经元的影响，从DA能神经递质角度对PD的发病机理提供进一步的实验依据，并为PD的预防和治疗提供新的干预措施。

Novel exfoliated-type novolac/clay nanocomposites, as well as resol/clay nanocomposites were prepared by intercalative polymerization in the presence of H-MMT.

在酸性蒙脱土的存在下，以插层聚合方法制备了充分剥离型的热塑性酚醛树脂/蒙脱土纳米复合材料和热固性酚醛树脂/蒙脱土纳米复合材料。

The synthesis of eight compounds ( borneol ester and isoborneol ester) and other esters catalyzed by nanometer solid superacids were also researched. In addition, we still analyzed the distinction of esterification yield of borneol ester and isoborneol ester. The particle size, surface area, changes of profile and acidity of nanometer solid superacids were mensurated and analyzed by TEM, BET, XRD, IR and acid indicator.

对纳米固体超强酸催化合成系列正、异冰片酯及其它酯的反应作了一定的研究，论文分析了正、异冰片酯化反应的差异，并用TEM、BET、XRD、IR及酸标指示剂等方法和手段对纳米固体超强酸的粒度、比表而积、形貌变化及其酸性大小进行了分析和测定，通过IR、~1H NMR、~？

At present,the H_2S removal by oxidation of acidic molysite solution is more advanced technology in the world.

酸性铁盐溶液氧化脱H2S是目前世界上比较先进的技术，其具有反应速度快、副反应少、硫磺回收率高和回收剂价格便宜等优点，是目前很有发展前途的H2S脱除方法。

State Key Laboratory of Coal Conversion, Institute of Coal Chemistry,Chinese Academy of Sciences, Taiyuan 030001The siting of B, Al or Ga and the bridging hydroxyl group in mordenite framework were studied by using ab initio HartreeFock methods. The influence of the presence of B or Ga in the framework on the Bronsted acidity of mordenite was investigated.

用从头计算HartreeFock方法研究了B、Al、Ga等同晶取代进入丝光沸石骨架后可能存在的位置，确定了与电荷平衡质子结合的氧位置，考察了B、Ga等杂原子进入骨架对丝光沸石Brnsted酸性的影响。

Based on the studies of moderate temperature isomerization catalysts carried out by domestic and foreign researchers, the paper systematically discussed the influence of a variety of factors in process of commercial preparation on the performance of catalyst which applied Pd as its metal component and HM as its acid carrier. The paper also explored the deactivated reasons of catalyst and its regenerating measure. Preparation of mordenite and scaled up production of catalyst, stability of catalyst was demonstrated in a 100kt/a commercial plant. The findings provide important basis for preparing Pd isomerization catalyst and industrial application.

本文在国内外学者对中温异构化催化剂及工艺研究的基础上，以钯作为金属组份，氢型丝光沸石作为酸性载体，系统研究了工业制备过程中各种因素对催化剂性能的影响，以及催化剂失活的原因及再生方法，进行了丝光沸石及催化剂的放大生产，并在10万吨/年工业装置上考察了催化剂的稳定性，为制备载Pd异构化催化剂及工业应用提供了重要依据。

By means of the electron microscopic enzymo cytochemistry, it was observed that the activity of acid phosphatase was localized on the autophagic vacuole, the enzyme reaction granules gather to form the vacuolar bodies of various shapes in the cytoplasmic region of the osmiophilic and paraglycogen granules in resting Stylonychia mytilus .

该文应用电镜酶细胞化学方法显示，贻贝棘尾虫休眠包囊中，在胞质嗜锇粒和拟糖原粒区，酸性磷酸酶反应颗粒聚集于具有消化泡作用的泡状体上，葡萄糖 6 磷酸酶反应也定位在自噬泡膜位置。

Objective To establish a colorimetric assay for detecting acid alpha naphthyl acetate esterase in serum.

目的 建立比色测定血清酸性α醋酸萘酯酶总活性的方法。

The experiment lasted for 3 weeks with 4 mice killed every week. The ratio changes of T, B lymphocyte were tested by using the acid α-naphthyl acetate esterase test.

实验分3周进行，每组每周各杀4只，采用酸性α-醋酸萘酯酶方法检测T、B淋巴细胞的动态比值变化。

He and Nina moved to California and lived at 2005 Ivar Street, Apt.

他和Nina搬到加州，并在2005年伊瓦尔街，公寓生活。

Droperidol （ potently inhibits transfected HERGchannels and this is the probable mechanism for QT prolongation.

氟哌利多有效地抑制了转染的 HERG 钾通道，可能是 QT 间期延长的机制。