potentiometric

简明释义

英[ˌpoʊtɛnʧiˈoʊmɛtrɪk]美[ˌpoʊtɛnʧiˈoʊmɛtrɪk]

adj. 电势测定的，电位计的

英英释义

单词用法

同义词

反义词

例句

1.Hydroxyl values of straw alkali lignin and modified lignin resin were determined by potentiometric titration in suitable composite acylation system.

选用合适的复合酰化体系，通过电位滴定，测定了工业碱木质素及其改性树脂的羟值。

2.The result of potentiometric titration is 0.42% more than indicator titration's. The result of HPLC is 0. 39% more than potentiometric titration's.

电位滴定法比批示剂滴定法测得结果高0．42％，高效液相色谱法比电位滴定法测得结果高0．39％。

3.A new method for determining vitamin B1 with the two-point potentiometric titration was established.

提出了用两点电位滴定法测定维生素b_1含量的新方法。

4.This indicates a hydrodynamic condition with a very marked potentiometric gradient.

这说明水动力条件具有很明显的位能梯度。

5.Double - point potentiometric titration was used to determine ranitidine hydrochloride and its capsules.

采用酸碱双点电位滴定法测定盐酸雷尼替丁含量。

6.The action of garlic and garlic oil on lead and cadmium ions was investigated by using Potentiometric Stripping Analysis.

用电位溶出分析法对大蒜及大蒜油与铅、镉的作用进行了初步研究。

7.Objective: Adding two titrant standard solution volumes affecting acid base double point potentiometric method accuracy are discussed.

目的：探讨两次加入滴定剂标准溶液的体积对酸碱双点电位滴定法准确度的影响。

8.This program can be used to treat experimental data from potentiometric stripping analysis, polarography and EMF method.

此程序能用于电位溶出法、极谱法和电势法研究配合物的实验数据处理。

9.The potentiometric 电位测量的 analysis revealed significant variations in ion concentrations across different samples.

该电位测量的分析显示不同样本中离子浓度存在显著差异。

10.In environmental monitoring, potentiometric 电位测量的 sensors are employed to assess soil pH levels.

在环境监测中，使用电位测量的传感器来评估土壤pH值。

11.The potentiometric 电位测量的 titration technique is commonly used in analytical chemistry for acid-base reactions.

在分析化学中，电位测量的滴定技术通常用于酸碱反应。

12.Researchers developed a potentiometric 电位测量的 sensor for detecting heavy metal ions in water.

研究人员开发了一种电位测量的传感器，用于检测水中的重金属离子。

13.The laboratory used a potentiometric 电位测量的 method to determine the concentration of ions in the solution.

实验室使用了一种电位测量的方法来确定溶液中离子的浓度。

作文

In the field of analytical chemistry, various techniques are employed to measure the concentration of ions in a solution. One of the most effective methods is known as potentiometric analysis. This technique utilizes the measurement of the electric potential of a solution to determine the concentration of specific ions. The potentiometric method is highly valued for its accuracy and sensitivity, making it a preferred choice for many laboratories around the world.The basic principle behind potentiometric analysis involves the use of electrodes that respond to the activity of ions in the solution. These electrodes generate a voltage that correlates with the ion concentration, which can then be measured using a high-precision voltmeter. The most common type of electrode used in potentiometric measurements is the glass electrode, which is particularly effective for measuring pH levels. However, there are also ion-selective electrodes designed for specific ions such as sodium, potassium, and chloride.One of the key advantages of potentiometric methods is their ability to provide real-time results without the need for complex sample preparation. This feature is particularly beneficial in industrial settings where quick decision-making is crucial. For example, in wastewater treatment plants, potentiometric sensors can continuously monitor the concentration of harmful ions, allowing operators to take immediate action if levels exceed safety thresholds.Moreover, potentiometric analysis is not limited to laboratory environments; it has practical applications in various fields including environmental monitoring, food safety, and clinical diagnostics. In environmental science, potentiometric sensors are deployed to assess the quality of water bodies by measuring the concentration of pollutants. In the food industry, they are used to ensure that products meet safety standards by detecting harmful substances.Despite its numerous advantages, potentiometric analysis does have some limitations. For instance, the presence of interfering substances in a sample can affect the accuracy of the measurements. Additionally, potentiometric methods typically require calibration with standard solutions to ensure reliable results. Therefore, proper training and adherence to protocols are essential for anyone conducting potentiometric analyses.In conclusion, potentiometric analysis is a powerful tool in the realm of quantitative analysis, offering a reliable means of measuring ion concentrations in various solutions. Its applications span across multiple industries, highlighting its versatility and importance. As technology continues to advance, we can expect further improvements in potentiometric techniques, making them even more efficient and accessible for widespread use. Understanding the principles and applications of potentiometric analysis is crucial for professionals in the field of chemistry and related disciplines, as it plays a significant role in ensuring safety, quality, and compliance in various sectors.

在分析化学领域，采用各种技术来测量溶液中离子的浓度。其中一种最有效的方法被称为potentiometric分析。这种技术利用测量溶液的电势来确定特定离子的浓度。potentiometric方法因其准确性和灵敏度而受到高度重视，成为全球许多实验室的首选。potentiometric分析的基本原理涉及使用对溶液中离子活性反应的电极。这些电极产生与离子浓度相关的电压，然后可以使用高精度电压计进行测量。在potentiometric测量中最常用的电极是玻璃电极，它特别适合测量pH值。然而，还有专门为特定离子（如钠、钾和氯）设计的选择性离子电极。potentiometric方法的一个主要优点是能够提供实时结果，而无需复杂的样品准备。这一特性在工业环境中特别有利，因为快速决策至关重要。例如，在废水处理厂，potentiometric传感器可以持续监测有害离子的浓度，使操作人员能够在水平超过安全阈值时立即采取行动。此外，potentiometric分析不仅限于实验室环境；它在环境监测、食品安全和临床诊断等多个领域都有实际应用。在环境科学中，potentiometric传感器被部署来评估水体的质量，通过测量污染物的浓度。在食品行业中，它们用于确保产品符合安全标准，通过检测有害物质。尽管有众多优点，potentiometric分析确实存在一些局限性。例如，样品中干扰物质的存在可能会影响测量的准确性。此外，potentiometric方法通常需要使用标准溶液进行校准，以确保可靠的结果。因此，任何进行potentiometric分析的人都必须接受适当的培训并遵循协议。总之，potentiometric分析是定量分析领域的一种强大工具，提供了一种可靠的方法来测量各种溶液中的离子浓度。它的应用跨越多个行业，突显了其多功能性和重要性。随着技术的不断进步，我们可以期待potentiometric技术的进一步改进，使其变得更加高效和易于广泛使用。理解potentiometric分析的原理和应用对于化学及相关学科的专业人士至关重要，因为它在确保各个领域的安全、质量和合规性方面发挥了重要作用。