total ash

简明释义

总灰分

英英释义

例句

1.To comply with regulations, companies must report the total ash in their product labels.

为了遵守法规，公司必须在其产品标签上报告总灰分。

2.The total ash content in this biomass fuel is lower than in traditional coal.

这种生物质燃料中的总灰分含量低于传统煤炭。

3.A high total ash value in food products can indicate poor quality or excessive processing.

食品产品中较高的总灰分值可能表明质量差或过度加工。

4.In the analysis of soil quality, total ash is an important parameter that indicates nutrient availability.

在土壤质量分析中，总灰分是一个重要参数，指示养分的可用性。

5.The laboratory measured the total ash content of the sample to determine its mineral composition.

实验室测量了样本的总灰分含量，以确定其矿物成分。

作文

In the field of analytical chemistry, the term total ash refers to the inorganic residue that remains after a sample has been completely burned at high temperatures. This measurement is crucial for various industries, including food, pharmaceuticals, and materials science. The total ash content of a substance can provide valuable insights into its mineral composition and overall quality. For instance, in the food industry, determining the total ash content can help assess the nutritional value of a product. High levels of total ash may indicate an abundance of minerals, which can be beneficial, but it could also suggest contamination or poor-quality raw materials.The process of measuring total ash typically involves incinerating a sample at temperatures ranging from 500 to 600 degrees Celsius. After combustion, the remaining ash is weighed, and this weight is expressed as a percentage of the original sample weight. This method not only helps in understanding the mineral content but also plays a significant role in quality control. For example, in the production of animal feed, the total ash content must be monitored to ensure that the feed meets regulatory standards and provides adequate nutrition for livestock.Moreover, the total ash analysis can also be applied in environmental studies. By analyzing the total ash content in soil and water samples, researchers can gain insights into pollution levels and the presence of heavy metals. This information is vital for assessing environmental health and making informed decisions about land use and conservation efforts.In conclusion, the concept of total ash is integral to various scientific fields. It serves as a key indicator of quality and safety in products ranging from food to pharmaceuticals. Understanding total ash not only aids in improving product formulations but also contributes to environmental monitoring and sustainability efforts. As we continue to explore and analyze different materials, the importance of measuring total ash will undoubtedly remain a critical aspect of research and development across multiple disciplines.

在分析化学领域，术语总灰分指的是样品在高温下完全燃烧后所剩下的无机残渣。这一测量对多个行业至关重要，包括食品、制药和材料科学。物质的总灰分含量可以提供关于其矿物成分和整体质量的宝贵见解。例如，在食品工业中，确定总灰分含量可以帮助评估产品的营养价值。高水平的总灰分可能表明矿物质丰富，这可能是有益的，但也可能暗示污染或原料质量差。测量总灰分的过程通常涉及将样品在500到600摄氏度的温度下焚烧。焚烧后，剩余的灰分被称重，并以原始样品重量的百分比表示。这种方法不仅有助于理解矿物质含量，还在质量控制中发挥着重要作用。例如，在动物饲料生产中，必须监测总灰分含量，以确保饲料符合监管标准并为牲畜提供足够的营养。此外，总灰分分析还可以应用于环境研究。通过分析土壤和水样中的总灰分含量，研究人员可以获得关于污染水平和重金属存在的见解。这些信息对于评估环境健康和就土地使用及保护措施做出明智决策至关重要。总之，总灰分的概念在多个科学领域中是不可或缺的。它作为从食品到制药产品的质量和安全的关键指标。理解总灰分不仅有助于改善产品配方，还促进了环境监测和可持续发展努力。随着我们继续探索和分析不同材料，测量总灰分的重要性无疑将继续成为多个学科研究和发展的关键方面。