chelatometric titration

简明释义

螯合滴定

英英释义

例句

1.To ensure accuracy, the chelatometric titration 螯合滴定 was conducted at a controlled pH level.

为了确保准确性，螯合滴定 chelatometric titration是在控制的pH水平下进行的。

2.The chelatometric titration 螯合滴定 method is particularly useful for analyzing hard water samples.

该螯合滴定 chelatometric titration方法特别适用于分析硬水样品。

3.During the chelatometric titration 螯合滴定, we added EDTA to bind with the calcium ions present in the solution.

在螯合滴定 chelatometric titration过程中，我们添加了EDTA与溶液中的钙离子结合。

4.The results from the chelatometric titration 螯合滴定 indicated a high concentration of lead in the sample.

来自螯合滴定 chelatometric titration的结果表明样品中铅的浓度很高。

5.In a laboratory setting, we performed a chelatometric titration 螯合滴定 to determine the concentration of metal ions in a solution.

在实验室环境中，我们进行了螯合滴定 chelatometric titration以确定溶液中金属离子的浓度。

作文

Chelatometric titration is a powerful analytical technique used in various fields, including chemistry, environmental science, and medicine. This method involves the use of chelating agents to form stable complexes with metal ions in solution. The term 'chelatometric' refers to the ability of certain molecules, known as chelators, to bind metal ions through multiple coordination sites. This binding forms a ring-like structure, which stabilizes the metal ion and makes it easier to measure its concentration in a solution. In this essay, I will explore the principles of chelatometric titration (螯合滴定), its applications, and its importance in analytical chemistry.The basic principle of chelatometric titration (螯合滴定) involves the gradual addition of a chelating agent to a solution containing metal ions. As the chelator is added, it reacts with the metal ions to form a complex. The endpoint of the titration is reached when all the metal ions have reacted with the chelator, resulting in a change in some measurable property of the solution, such as color or conductivity. One of the most commonly used chelating agents in this type of titration is ethylenediaminetetraacetic acid (EDTA), which can effectively bind to a wide range of metal ions, including calcium, magnesium, and lead.The applications of chelatometric titration (螯合滴定) are vast and varied. In environmental science, this technique is often used to determine the concentration of heavy metals in water samples. Heavy metal contamination is a significant concern due to its toxic effects on aquatic life and human health. By using chelatometric titration (螯合滴定), researchers can accurately measure the levels of metals such as lead, cadmium, and mercury, allowing for better assessment and management of water quality.In the field of medicine, chelatometric titration (螯合滴定) plays a crucial role in diagnosing and treating metal poisoning. For example, patients suffering from lead poisoning may be treated with chelating agents that bind to the lead in their bloodstream, facilitating its excretion from the body. By employing chelatometric titration (螯合滴定) as a diagnostic tool, healthcare professionals can monitor the effectiveness of treatment and adjust dosages accordingly.Moreover, chelatometric titration (螯合滴定) is also widely used in the food industry to analyze the mineral content of various products. Essential minerals such as iron, zinc, and calcium are vital for human health, and their concentrations must be monitored to ensure food safety and nutritional value. Through chelatometric titration (螯合滴定), food scientists can accurately determine the levels of these minerals, helping to maintain quality control in food production.In conclusion, chelatometric titration (螯合滴定) is an essential analytical technique that has numerous applications across different fields. Its ability to accurately measure metal ion concentrations makes it invaluable in environmental monitoring, medical diagnostics, and food safety. As research continues to advance, the methods and applications of chelatometric titration (螯合滴定) are likely to expand, further enhancing our understanding of metal ions in various contexts. Understanding this technique not only enriches our knowledge of analytical chemistry but also contributes to the development of safer and healthier environments for all.

螯合滴定是一种强大的分析技术，广泛应用于化学、环境科学和医学等多个领域。这种方法涉及使用螯合剂与溶液中的金属离子形成稳定的络合物。术语“螯合”指的是某些分子（称为螯合剂）通过多个配位位点与金属离子结合的能力。这种结合形成环状结构，稳定金属离子，使其浓度更易于测量。在这篇文章中，我将探讨螯合滴定的原理、应用及其在分析化学中的重要性。螯合滴定的基本原理涉及逐渐向含有金属离子的溶液中添加螯合剂。当螯合剂被添加时，它与金属离子反应形成络合物。当所有金属离子都与螯合剂反应后，滴定的终点达到，这会导致溶液某些可测量性质的变化，例如颜色或电导率。在这种滴定中，最常用的螯合剂之一是乙烯二胺四乙酸（EDTA），它可以有效地与多种金属离子结合，包括钙、镁和铅。螯合滴定的应用非常广泛。在环境科学中，这种技术通常用于确定水样中重金属的浓度。重金属污染是一个重要问题，因为它对水生生物和人类健康具有毒性。通过使用螯合滴定，研究人员可以准确测量铅、镉和汞等金属的水平，从而更好地评估和管理水质。在医学领域，螯合滴定在诊断和治疗重金属中毒中发挥着至关重要的作用。例如，患有铅中毒的患者可能会接受螯合剂的治疗，这些螯合剂与血液中的铅结合，促进其从体内排出。通过采用螯合滴定作为诊断工具，医疗专业人员可以监测治疗的有效性并相应调整剂量。此外，螯合滴定还广泛应用于食品行业，以分析各种产品的矿物质含量。铁、锌和钙等必需矿物质对人类健康至关重要，必须监测其浓度以确保食品安全和营养价值。通过螯合滴定，食品科学家可以准确确定这些矿物质的水平，有助于在食品生产中保持质量控制。总之，螯合滴定是一种重要的分析技术，在不同领域有着众多应用。它准确测量金属离子浓度的能力使其在环境监测、医学诊断和食品安全方面不可或缺。随着研究的不断进展，螯合滴定的方法和应用可能会扩展，进一步增强我们对各种背景下金属离子的理解。理解这一技术不仅丰富了我们对分析化学的知识，还有助于发展更安全、更健康的环境。