basic compounds

High-performance liquid chromatographic behavior of eleven basic compounds on a new curcumin bonded silica gel stationary phase(CCSP) was studied.

研究了11种碱性化合物在姜黄素键合硅胶固定相(CCSP)上的色谱行为,以ODS为参比,考察了流动相中甲醇含量、pH值对CCSP分离碱性物质的影响及CCSP的亲硅醇基活性,探讨了碱性物质在新固定相上的保留机理。

Atomic layer deposition has been employed for postsynthesis treatment of octadecyl bonded silica ( ODS) as a typical reversed-phase stationary phase for high performance liquid chromatography( HPLC) ,in an effort to alleviate peak tailing for basic compounds.

以六甲基二硅氮烷为封端试剂,在250℃下与键合硅胶样品反应6h,制备了对碱性化合物具有高惰性的反相色谱填料。

Provided,some alkali compounds could be added into the anthraquinone working fluid(such as,inorganic alkali compounds:caustic soda solution etc.

向蒽醌氢化工作液体系中加入某些碱性化合物(无机碱如氢氧化钠水溶液等;有机胺类化合物中仲胺如二正辛胺、二正丁胺等,叔胺如三正辛胺、三乙胺等;多相碱性催化剂)能够很好地提高2-乙基氢蒽醌的氧化效率和氧化反应的反应速率,可以提高整个蒽醌法过氧化氢生产中的经济效益。

The Phenol -formaldehyde resin -based high specific area activated carbon (HSSAAC)is prepared with phenol-formaldehyde resins as raw material and alkali compound as activators.

以酚醛树脂为原料,碱性化合物为活化剂制取酚醛树脂基高比表面积活性炭,初步考察了活化剂与酚醛树脂的质量比、活化温度、固化温度等工艺参数对活性炭的碘吸附性能和在有机电解液中的比电容的影响。

A method for determination of basic nitrogen-containing compounds in main-stream smoke was established.

在氢氧化钡碱性环境中,以三氯甲烷为萃取剂,采用气相色谱-选择离子监测-质谱法(GC-SIM-MS)测定吡啶、2-甲基吡啶、2-甲基吡嗪、喹啉、吲哚等18种碱性含氮化合物。

Analysis of Basic Nitrogen-Containing Compounds in Coal Liquefaction Products

煤炭直接液化油中含氮碱性化合物的分析

IDENTIFICATION OF BASIC COMPOUNDS IN NAPHTHALENE BY GAS CHROMATOGRAPHY-MASS SPECTROGRAPHY

工业萘中碱性化合物的气相色谱—质谱分析

Preparation of Chitosan modified with Schiff Base Type Macrocycles;

Schiff碱型大环化合物改性壳聚糖的研究

Synthesis of Biodiesel Catalyzed by Alkaline Lipase

碱性脂肪酶催化合成生物柴油的研究

Quantum mechanical studies on basicity of nitrogen-containing compounds

含氮化合物碱性强弱的量子力学研究

Influence of Compound of Alkali Earth Metals on Coke Reactivity

碱土金属化合物对焦炭反应性的影响

Synthesis and Biological Activity of a Series of Berberine Compounds

小檗碱类化合物的合成及其生物活性的测定

Synthesis, Protonation and Electrochemical Properties of the Fe/S Complexes with the Internal Basic Site;

含碱基铁硫配合物的合成、质子化及电化学性质

Studies on the Synthesis, Characterization and Biological Activities of Novel Triazole Compounds and Neonicotin Derivatives;

新型三唑类化合物及新烟碱类化合物的合成，表征与生物活性研究

Of or relating to a solution or compound that is neither acidic nor alkaline.

酸碱平衡的溶液或化合物非酸性也非碱性的或与之有关的

Synthesis and Electrochemical Properties of Diiron Dithiolate Complexes with the Internal Basic Site;

含碱基二铁二硫配合物的合成和电化学性质

The Synthesis, Crystal Structure and Properties Investigations on Thiosemicarbazide Schiff Base Compounds;

氨基硫脲类Schiff碱化合物的合成、结构和性能研究

Synthesis,Characterization and Fluorescence Activity of Macrocyclic Schiff Base Complexes

大环Schiff碱化合物的合成、表征及其荧光活性研究

Synthesis and Antibacterial Activities of Novel Schiff Bases Containing Triaminofluorene

三氨基芴席夫碱系列化合物的合成及抗菌活性

A Survey on the Micromation of the Experiment on Alkaline Metal and its Chemical compounds;

碱金属及其化合物性质实验的微型化研究

alkaline-earth metals and their compounds

碱土金属及其化合物

base-exchanging compounds

碱［阳离子］交换化合物

Studies on Synthesis and Biological Activity of Neonicotin Derivatives Containing Phosphorus (Ⅱ);

新烟碱类化合物含磷衍生物的合成及其生物活性研究（Ⅱ）