winkler titraion

简明释义

温克勒滴定

英英释义

例句

1.During the field trip, we collected samples and used winkler titration 温克勒滴定 to analyze the oxygen concentration.

在实地考察期间，我们收集了样本，并使用winkler titration 温克勒滴定分析氧气浓度。

2.The results from the winkler titration 温克勒滴定 indicated a high level of oxygen, which is essential for aquatic life.

来自winkler titration 温克勒滴定的结果表明氧气水平很高，这对水生生命至关重要。

3.The winkler titration 温克勒滴定 process requires careful handling of reagents to avoid contamination.

进行winkler titration 温克勒滴定过程时，需要小心处理试剂以避免污染。

4.We learned that the winkler titration 温克勒滴定 method is crucial for assessing water quality in environmental studies.

我们了解到，winkler titration 温克勒滴定方法对于环境研究中评估水质至关重要。

5.In our chemistry lab, we performed a winkler titration 温克勒滴定 to measure the dissolved oxygen levels in the water sample.

在我们的化学实验室，我们进行了一个winkler titration 温克勒滴定，以测量水样中的溶解氧水平。

作文

The study of water quality is crucial for environmental conservation and public health. One of the most important methods used to determine the amount of dissolved oxygen in water is through the winkler titration. This technique, developed by Lajos Winkler in the early 20th century, provides an accurate measurement of the oxygen present in a water sample, which is vital for assessing the health of aquatic ecosystems.In essence, the winkler titration method involves a series of chemical reactions that occur when a water sample is treated with specific reagents. Initially, manganese sulfate is added to the sample, which reacts with the dissolved oxygen to form manganese oxide. Following this, an alkaline solution is introduced, leading to the release of iodine from the manganese oxide. This iodine can then be titrated with a sodium thiosulfate solution, allowing for the calculation of the amount of dissolved oxygen in the original sample.The significance of the winkler titration lies not only in its accuracy but also in its ability to provide insights into the biological activity within a body of water. High levels of dissolved oxygen are indicative of a healthy environment, supporting diverse aquatic life. Conversely, low levels of oxygen can signal pollution or other harmful conditions, prompting necessary interventions.Moreover, the winkler titration is widely used in various fields, including wastewater treatment, aquaculture, and environmental monitoring. For instance, in wastewater treatment plants, regular monitoring of dissolved oxygen levels helps ensure that the processes are functioning efficiently and that the effluent released into natural water bodies meets regulatory standards. In aquaculture, maintaining optimal oxygen levels is essential for the growth and survival of fish and other organisms.Despite its advantages, the winkler titration method does have some limitations. It requires careful handling of chemicals and precise measurements to avoid errors. Additionally, the method can be time-consuming, especially when analyzing multiple samples. However, advancements in technology have led to the development of automated systems that can streamline the process, making it more efficient while still providing reliable results.In conclusion, the winkler titration method is a fundamental technique in the field of environmental science. Its ability to accurately measure dissolved oxygen levels plays a crucial role in understanding and managing aquatic ecosystems. As we continue to face environmental challenges, the importance of such analytical methods cannot be overstated. By ensuring the health of our water bodies, we contribute to the overall well-being of our planet and future generations.

水质研究对环境保护和公共健康至关重要。确定水中溶解氧含量的重要方法之一是通过winkler titration。这个技术由拉约什·温克勒在20世纪初开发，提供了水样中氧气的准确测量，这对于评估水生生态系统的健康至关重要。本质上，winkler titration方法涉及一系列化学反应，当水样与特定试剂接触时发生。最初，向样品中添加硫酸锰，它与溶解氧反应生成氧化锰。随后，引入碱性溶液，导致氧化锰释放出碘。然后，可以用亚硫酸钠溶液对这些碘进行滴定，从而计算出原始样品中的溶解氧量。winkler titration的重要性不仅在于其准确性，还在于它能够提供水体内生物活动的洞察。高水平的溶解氧表明环境健康，支持多样的水生生命。相反，低氧水平可能表明污染或其他有害条件，促使必要的干预。此外，winkler titration广泛应用于各种领域，包括废水处理、养殖业和环境监测。例如，在废水处理厂，定期监测溶解氧水平有助于确保处理过程高效运作，并且排放到自然水体的废水符合监管标准。在养殖业中，维持最佳氧气水平对鱼类和其他生物的生长和生存至关重要。尽管有其优点，winkler titration方法也存在一些局限性。它需要小心处理化学品和精确测量以避免错误。此外，该方法可能耗时，尤其是在分析多个样品时。然而，技术的进步导致自动化系统的发展，可以简化该过程，使其更高效，同时仍然提供可靠的结果。总之，winkler titration方法是环境科学领域的一项基本技术。其准确测量溶解氧水平的能力在理解和管理水生生态系统方面发挥着至关重要的作用。随着我们继续面临环境挑战，这种分析方法的重要性不容低估。通过确保我们的水体健康，我们为地球和未来几代人的整体福祉做出了贡献。