elution

简明释义

英[ɪˈluːʃən]美[ɪˈluːʃən]

n. [分化] 洗脱；[冶] 洗提

英英释义

单词用法

同义词

反义词

例句

1.If necessary, add more hexane to complete the elution of ferrocene.

如果有需要的话，可以用更多的己烷把二茂铁完全洗脱下来。

2.A simple gradient elution device and a UV-Vis spectrophotometric detector for HPLC was DE, signed.

设计了一种用于高效液相色谱分析的简易梯度洗提装置及UV分光光度检测器。

3.Conclusion:Thiocyanate elution is a powerful and effective method to help obtain the Phabs with high affinity from phage antibody library.

结论：硫氰酸盐洗脱法用于噬菌体抗体的筛选有助于成功获得期望的高亲和力抗体。

4.METHODS Gradient elution method was used to determine the content of andrographolide and dehydroandrographolide in Qinghuo Zhimai tablets.

方法：用梯度洗脱法测定清火栀麦片中穿心莲内酯和脱水穿心莲内酯的含量。

5.Different elution fractions from pummelo peel extract exhibit different antioxidative activity.

柚皮提取物不同洗脱级分具有不同的抗氧化活性。

6.Ammonium chloride is a better eluant, and L-leucine and L-valine can be separated successfully by gradient elution.

结果以氯化铵作洗脱剂进行梯度洗脱，成功的将l亮氨酸与l缬氨酸分离。

7.They are eluted by both self-elution effect and on-column change of the eluent.

提出了在高浓度基体中，同时存在自身洗脱效应和在线流动相变化两种洗脱机理。

8.We adjusted the pH during elution to optimize the separation of compounds.

我们在洗脱过程中调整了pH，以优化化合物的分离。

9.After the elution, the collected fractions were analyzed using HPLC.

在洗脱后，收集的分馏液使用高效液相色谱法进行分析。

10.The efficiency of elution can significantly affect the yield of the final product.

洗脱的效率会显著影响最终产品的产量。

11.The process of elution involves washing out the desired compound from the column.

这个洗脱过程涉及从柱中洗出所需化合物。

12.During the elution phase, we monitor the absorbance to determine the concentration of the analyte.

在洗脱阶段，我们监测吸光度以确定分析物的浓度。

作文

In the realm of chemistry, the term elution refers to the process of extracting one material from another by washing with a solvent. This concept is particularly significant in various analytical techniques, such as chromatography. Understanding elution is essential for chemists and researchers who aim to separate compounds for further analysis or use. For example, in liquid chromatography, a mixture is passed through a column filled with a stationary phase, and the different components of the mixture are separated based on their interactions with this phase. The process of elution occurs when a solvent is introduced to the column, allowing the desired compounds to be washed out of the stationary phase and collected in a solution. This technique is widely used in laboratories for purifying substances, analyzing chemical compositions, and even in pharmaceuticals for drug development.The efficiency of elution can depend on several factors, including the choice of solvent, the temperature, and the nature of the stationary phase. For instance, a polar solvent may effectively elute polar compounds, while a non-polar solvent may be required for non-polar substances. This specificity makes elution a powerful tool in the hands of scientists, enabling them to tailor their methods for the specific compounds they are working with.Moreover, the concept of elution extends beyond just chemistry. In biology, it plays a crucial role in processes such as DNA extraction, where specific molecules need to be isolated from a complex mixture. By using elution techniques, researchers can obtain pure samples that are vital for genetic analysis and research. This demonstrates the interdisciplinary nature of elution, highlighting its importance across various scientific fields.In practical applications, the success of elution is often measured by the yield and purity of the extracted substances. High-performance liquid chromatography (HPLC) is one of the most common methods that utilize elution. It allows for the precise separation of compounds, which is critical in quality control processes in industries such as food, cosmetics, and pharmaceuticals. As regulations become more stringent, the need for effective elution methods increases, making it a focal point of ongoing research.In conclusion, elution is a fundamental concept in both chemistry and biology, serving as a key technique for separating and purifying compounds. Its significance cannot be overstated, as it underpins many essential processes in scientific research and industrial applications. By mastering the principles of elution, scientists can enhance their ability to manipulate and analyze chemical substances, ultimately contributing to advancements in technology and healthcare. Whether in a laboratory setting or an industrial environment, the knowledge of elution remains a valuable asset for any researcher or practitioner in the field.

在化学领域，术语elution指的是通过用溶剂洗涤从另一种物质中提取一种材料的过程。这个概念在各种分析技术中尤其重要，例如色谱法。理解elution对那些希望分离化合物以进行进一步分析或使用的化学家和研究人员至关重要。例如，在液相色谱中，混合物通过填充有固定相的柱子，混合物的不同组分根据它们与该相的相互作用被分离。当引入溶剂时，就会发生elution过程，从而使所需的化合物从固定相中洗出并收集在溶液中。这种技术在实验室中广泛用于纯化物质、分析化学成分，甚至在制药领域用于药物开发。elution的效率可能取决于多个因素，包括溶剂的选择、温度和固定相的性质。例如，极性溶剂可能有效地洗脱极性化合物，而非极性物质可能需要非极性溶剂。这种特异性使得elution成为科学家手中的强大工具，使他们能够根据所处理的特定化合物调整其方法。此外，elution的概念不仅限于化学。在生物学中，它在DNA提取等过程中发挥着关键作用，其中需要从复杂混合物中分离特定分子。通过使用elution技术，研究人员可以获得纯净样品，这对于基因分析和研究至关重要。这表明了elution的跨学科性质，突显了它在各个科学领域的重要性。在实际应用中，elution的成功通常通过提取物质的产率和纯度来衡量。高效液相色谱（HPLC）是利用elution的最常见方法之一。它允许精确分离化合物，这在食品、化妆品和制药等行业的质量控制过程中至关重要。随着法规变得越来越严格，对有效elution方法的需求增加，使其成为持续研究的焦点。总之，elution是化学和生物学中的一个基本概念，是分离和纯化化合物的关键技术。它的重要性不容小觑，因为它支撑着科学研究和工业应用中的许多基本过程。通过掌握elution的原理，科学家可以增强操控和分析化学物质的能力，最终为技术和医疗保健的进步做出贡献。无论是在实验室环境中还是工业环境中，了解elution仍然是任何研究人员或从业者在该领域的宝贵资产。