The composition of mobile phase, flow rate and column temperature were optimized to get better resolution.
考察了流动相组成、流速和柱温对分离度的影响。
A method was to detect BHC and DDT in water by capillary column GC/ECD with a rising column temperature program.
在此用毛细管柱GC/ECD程序升温方法检测水中的六六六、滴滴滴。
The selection of chromatographic column and column temperature has greatly influence on results of analysis by gas chromatography.
用气相色谱进行分析时,色谱柱的选择及柱温的确定对分析结果起着很重要的作用。
We also discuss effects of column temperature, the alcoholic modifier, additive and velocity of flow on the separation of the enantiomers.
探讨了流速、温度、扫尾剂、极性改性剂对分离的影响。
METHODS: Searching for gradient profile and column temperature by grid rake techniques on different band C-18 columns and HPLC instruments.
方法:在不同品牌的HPLC仪器和十八烷基硅烷键合硅胶色谱柱上,对梯度条件和柱温进行网格搜索。
The effect of the chromatographic conditions such as composition of the eluent, flow rate and column temperature on the separation was studied.
研究了色谱条件如洗脱剂组成、流速和柱温对分离的影响。
A method to check mistakes in the database is developed by means of the relationship between retention index and column temperature, and so on.
并针对录入数据很容易引入错误而提出利用保留指数与柱温的关系和同系线性规律等对数据库进行查错。
Among the factors that influence the separation of compounds by gas chromatography are selection of liquid phase, column temperature, and flow rate of carrier gas.
在气相色层分析期间,影响化合物的分离因素有液相的选择,柱温,载气的流速。
The selection of chromatographic column, flow rate of carrier gas, column temperature, solvent, sample size and the column ratio of sample and solvent were experimented.
并对色谱柱、载气流速、柱温溶剂、进样量等色谱条件的选择,以及试样与溶剂的体积比的选择进行了实验。
The TDI and internal standard chemicals can be separated better and the side reaction is reduced at lower column temperature by use of SE54 capillary column and FID detector.
选用SE54型毛细管柱、氢火焰离子化检测器,以三氯代苯为内标物,采用较低的柱温,使内标物与TDI更好地分离,减少了副反应的发生。
Experimental results further showed that dead volumes were also related to factors, such as the characteristics of the mobile phase, its composition and the column temperature.
结果表明死体积与流动相种类、配比和柱温等因素有关。
Therefore, properly high column temperature can balance between high column efficiency and high selectivity via partial inclusion complexation and portal synergetic interactions.
适当的高柱温既保留了部分包结作用,同时存在端口协同作用,能兼顾高选择性和高柱效。
The contents of multiethylene-glycol are analyzed with PEG quartz in capillary column temperature programmed method. This kind of method is simple, rapid and can be repeated well.
采用PEG石英毛细管柱程序升温色谱分析多甘醇含量。方法简便快速,重复性好。
The experiment indicated that the better separation diagram may be obtained and measured with target of peak resolution through adjusting column temperature and carrier gas flow rate.
实验表明:通过调节柱温和载气流量可获得较好的分离图谱。并可以用峰分离度指标来衡量。
The effects of composition of mobile phase, the structure of solute and the column temperature on chiral separation were extensively studied. The chiral recognition mechanism was discussed.
考察了流动相组成、溶质结构和柱温对对映体分离的影响,并初步探讨了手性识别的机理。
The results show that the column is characterized with low column pressure, low column temperature, rapid and high efficiency. The column was applied to the separation of divers alcohol withs...
结果表明,该柱具有操作柱压和柱温低、出峰速度快、分离效果好等特点,在分离多元醇样品时获得满意效果。
The effects of mobile phase composition, flow rate, column temperature, gradient ramp, ph value, salt concentration, and buffer concentration on capacity factors (K ') were respectively discussed.
对流动相组成、流率、柱温、梯度速率、pH值、盐浓度以及缓冲液浓度对容量因子(K')的影响分别进行了讨论。
The rate at which the temperature changes at the top of the column is also extremely significant.
在柱子顶部温度的改变速度也是十分明显的。
The factors affecting flow profile were reviewed and commented including the technique of packing column the design of column head the shape of columns temperature and sample viscosity.
综述了影响制备色谱流型的各种因素,包括装柱技术、柱头设计、柱形、温度、样品粘度等。
The factors affecting flow profile were reviewed and commented, including the technique of packing column, the design of column head, the shape of columns, temperature and sample viscosity.
综述了影响制备色谱流型的各种因素,包括装柱技术、柱头设计、柱形、温度、样品粘度等。
The results indicate that high temperature effect of arc column strongly prevents cold gas current from getting in, so as to restrain CVD process.
结果表明:电弧弧柱的高温效应剧烈排斥冷气流的混入,使CVD过程受到抑制。
Through the theoretical calculation, the radial and axial temperature distribution of arc column and the thermal boundary region were obtained.
通过测量和分析计算获得了弧柱和热区的径向及轴向温度分布。
The real temperature of the oven is displayed in the third column of the oven Set Point grid.
柱箱真实的温度被显示在柱箱设定栏里的第三格里面。
Selection of gas chromatography separate - conditions, such as column, temperature, internal standards, and reference samples, are probed.
对色谱柱、柱温、内标物、标准样等色谱分离条件的选择进行了探讨。
This paper deduced the flow stress of copper column that was under the action of static pressure, and it analyzed the influences of the pressure and temperature.
文中推导了铜柱在静压下的流动应力,分析了压力及温度对铜柱压后高的影响。
The effects of temperature on column performance, retention, selectivity, and column stability are reviewed and applications of HTLC are introduced in this paper.
本文综述了高温条件下,温度对柱效、保留值、选择性、溶剂洗脱特征及色谱柱稳定性的影响,介绍了高温色谱的应用进展。
The system measures pressure drop through the material column to determine the onset temperature for the sintering of bituminous rock.
根据达西定律设计了沥青岩输送特性实验系统,该系统利用压降法测量沥青岩的初始粘结温度。
The system measures pressure drop through the material column to determine the onset temperature for the sintering of bituminous rock.
根据达西定律设计了沥青岩输送特性实验系统,该系统利用压降法测量沥青岩的初始粘结温度。
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