exsiccator

简明释义

英[ˈeksɪˌkeɪtə(r)]美[ˈeksɪˌkeɪtər]

n. 除湿剂；[化工] 除湿器

英英释义

单词用法

同义词

反义词

例句

1.The applications and developments of CFD in chemical engineering field which included filled tower, cyclone separator, biochemical reactor, exsiccator, fluidized b…

本文主要综述了CFD技术在化工领域内的填料塔、旋流分离器、生化反应器、干燥器、流化床、换热器方面的应用。

2.The applications and developments of CFD in chemical engineering field which included filled tower, cyclone separator, biochemical reactor, exsiccator, fluidized b…

本文主要综述了CFD技术在化工领域内的填料塔、旋流分离器、生化反应器、干燥器、流化床、换热器方面的应用。

3.This paper mainly describes the use of exsiccator.

本文主要讲述了除湿器的用法。

4.After filtering the solution, we placed the sample in the exsiccator to remove any remaining moisture.

过滤溶液后，我们将样品放入干燥器中以去除剩余的水分。

5.The laboratory technician used the exsiccator to keep the hygroscopic chemicals dry.

实验室技术员使用干燥器来保持吸湿性化学品的干燥。

6.To prepare the solid sample for analysis, it was carefully placed in the exsiccator overnight.

为了准备固体样品进行分析，它被小心地放置在干燥器中过夜。

7.The exsiccator is essential for experiments involving water-sensitive materials.

对于涉及水敏感材料的实验，干燥器是必不可少的。

8.We need to ensure that the exsiccator is properly sealed to maintain a low humidity environment.

我们需要确保干燥器密封良好，以维持低湿度环境。

作文

In the world of science and laboratory practices, precision and accuracy are paramount. One essential piece of equipment that facilitates these qualities is the exsiccator, which is a device used to remove moisture from substances. The exsiccator plays a critical role in various fields, including chemistry, biology, and material science, by ensuring that samples are adequately dried before further experimentation or analysis. The primary function of an exsiccator is to create a low-humidity environment that allows for the effective drying of materials. Typically made of glass or plastic, it consists of a sealed container with a desiccant at the bottom. Desiccants are substances that absorb moisture, such as silica gel or calcium chloride. When a sample is placed inside the exsiccator, the desiccant works to pull moisture from the air within the container, thereby lowering the humidity level and allowing the sample to dry out. One common application of the exsiccator is in the preparation of chemical compounds. Many chemicals are sensitive to moisture, which can lead to degradation or unwanted reactions. By using an exsiccator, chemists can ensure that their compounds remain stable and pure. For instance, when preparing reagents for a reaction, it is crucial to use anhydrous (water-free) chemicals. The exsiccator provides a controlled environment where these reagents can be stored safely until they are needed. In addition to chemistry, the exsiccator is also widely used in biological laboratories. In microbiology, for example, researchers often need to dry out samples of bacteria or fungi to preserve them for future study. The exsiccator allows for this process to occur without exposing the samples to air, which could introduce contaminants. This preservation technique is vital for maintaining the integrity of biological specimens and ensuring accurate results in experiments. Another important aspect of the exsiccator is its role in material science. When testing the properties of various materials, such as polymers or metals, it is essential to control the moisture content. Excess moisture can significantly affect the physical and chemical properties of materials, leading to inaccurate test results. By utilizing an exsiccator, researchers can effectively eliminate moisture and obtain reliable data regarding the material's characteristics. Furthermore, the exsiccator is not only restricted to laboratory settings; it can also be found in various industrial applications. In the food industry, for instance, controlling moisture levels is crucial for preserving the quality and shelf life of products. Manufacturers may use exsiccators to ensure that ingredients are adequately dried before packaging, thus preventing spoilage and extending the product's usability. In conclusion, the exsiccator is an indispensable tool in scientific research and industrial applications. Its ability to create a low-humidity environment makes it invaluable for drying samples, preserving chemical integrity, and ensuring accurate experimental results. Whether in a laboratory or an industrial setting, the exsiccator continues to play a vital role in advancing our understanding of various scientific fields and improving product quality in manufacturing processes.

在科学和实验室实践的世界中，精确性和准确性是至关重要的。一个促进这些品质的基本设备是exsiccator，它是一种用于去除物质水分的装置。exsiccator在化学、生物学和材料科学等多个领域发挥着关键作用，确保样品在进一步实验或分析之前得到充分干燥。 exsiccator的主要功能是创造一个低湿度环境，使材料能够有效干燥。它通常由玻璃或塑料制成，由一个密封容器和底部的干燥剂组成。干燥剂是吸收水分的物质，例如硅胶或氯化钙。当样品放置在exsiccator内部时，干燥剂会从容器内的空气中抽取水分，从而降低湿度水平，使样品得以干燥。 exsiccator的一个常见应用是在化学化合物的制备中。许多化学品对水分敏感，这可能导致降解或不必要的反应。通过使用exsiccator，化学家可以确保他们的化合物保持稳定和纯净。例如，在准备反应试剂时，使用无水（无水分）化学品至关重要。exsiccator提供了一个受控环境，在该环境中，这些试剂可以安全存储，直到需要使用。 除了化学，exsiccator还广泛应用于生物实验室。在微生物学中，例如，研究人员经常需要干燥细菌或真菌样本，以便将其保存以供未来研究。exsiccator允许这一过程在不暴露样本于空气的情况下进行，这可能会引入污染物。这种保存技术对于保持生物标本的完整性和确保实验结果的准确性至关重要。 exsiccator的另一个重要方面是它在材料科学中的作用。在测试各种材料的特性时，例如聚合物或金属，控制水分含量至关重要。过多的水分会显著影响材料的物理和化学性质，从而导致测试结果不准确。通过利用exsiccator，研究人员可以有效消除水分，并获得有关材料特性的可靠数据。 此外，exsiccator不仅限于实验室环境；它也可以在各种工业应用中找到。例如，在食品工业中，控制水分水平对于保持产品的质量和保质期至关重要。制造商可能会使用exsiccator确保在包装之前成分得到充分干燥，从而防止变质并延长产品的可用性。 总之，exsiccator是科学研究和工业应用中不可或缺的工具。它创造低湿度环境的能力使其在干燥样品、保护化学完整性和确保实验结果准确性方面具有重要价值。无论是在实验室还是工业环境中，exsiccator继续在推动我们对各种科学领域的理解和改善制造过程中的产品质量方面发挥着重要作用。