solubility

简明释义

英[ˌsɒljuˈbɪləti]美[ˌsɑːljuˈbɪləti]

n. 溶解度；可解决性

英英释义

单词用法

同义词

反义词

例句

1.OBJECTIVE To improve the solubility and dissolution of nitrendipine by preparing its solid dispersions.

目的：制备尼群地平固体分散体，增加其溶解度和溶出速度。

2.The solubility, stability in gastrointestinal tract, membrane permeability and presystemic metabolism of drugs were the major factors on oral drug absorption.

药物的溶解性，在胃肠道中的稳定性，膜的通透性和全身代谢是影响口服药物吸收的主要因素。

3.CONCLUSION Itraconazole solid dispersion can significantly increase it's solubility and dissolution rate.

结论：伊曲康唑固体分散体能明显提高伊曲康唑的溶解度及体外溶出速率。

4.It is to be expected that solids will show an increase in solubility when pressure is applied.

在向固体施加压力时，固体的溶度增加，这是可以预料的。

5.Solubility: CMC is the only best of the commonly used solvents. Especially in the presence of a small amount of water soluble CMC more glycerol.

溶解性：CMC是唯一最好的常用溶剂。特别在少量水存在时CMC更易溶于甘油。

6.PVA; oxidized starch; water solubility.

聚乙烯醇；氧化淀粉；水溶性。

7.The solubility of gases in liquids is affected by pressure and temperature.

气体在液体中的溶解度受压力和温度的影响。

8.The solubility of salt in water increases with temperature.

盐在水中的溶解度随着温度的升高而增加。

9.Some drugs have low solubility, which can affect their absorption in the body.

一些药物的溶解度较低，这可能会影响它们在体内的吸收。

10.The solubility of sugar in coffee is a common example in everyday life.

糖在咖啡中的溶解度是日常生活中的一个常见例子。

11.Chemists often measure the solubility of substances to determine their effectiveness in reactions.

化学家常常测量物质的溶解度以确定它们在反应中的有效性。

作文

Solubility is a fundamental concept in chemistry that refers to the ability of a substance to dissolve in a solvent. This property is crucial for various applications, including pharmaceuticals, environmental science, and food technology. Understanding the factors that affect solubility (溶解度) can lead to better formulations and improved outcomes in these fields.One of the primary factors influencing solubility (溶解度) is temperature. Generally, as the temperature increases, the solubility (溶解度) of solids in liquids also increases. For instance, sugar dissolves more readily in hot water than in cold water. Conversely, the solubility (溶解度) of gases in liquids typically decreases with an increase in temperature. This phenomenon is evident when opening a carbonated beverage; the gas escapes more readily at higher temperatures.Another significant factor is pressure, particularly for gases. According to Henry's Law, the solubility (溶解度) of a gas in a liquid is directly proportional to the pressure of that gas above the liquid. This principle explains why deep-sea divers must be cautious about ascending too quickly; the rapid decrease in pressure can lead to nitrogen bubbles forming in their bloodstream due to decreased solubility (溶解度).The nature of the solute and solvent also plays a critical role in determining solubility (溶解度). Polar solvents, such as water, tend to dissolve polar solutes like salt or sugar effectively. On the other hand, non-polar solvents, such as oil, are better at dissolving non-polar substances. This principle is often summarized by the phrase "like dissolves like," which highlights the importance of molecular interactions in achieving solubility (溶解度).In the pharmaceutical industry, solubility (溶解度) is a critical consideration during drug formulation. A drug's effectiveness can be significantly impacted by its solubility (溶解度) in the body. If a medication is poorly soluble, it may not be absorbed effectively, leading to inadequate therapeutic effects. Therefore, researchers often focus on enhancing the solubility (溶解度) of new drugs through various techniques, such as using different salt forms or incorporating excipients that improve dissolution rates.Environmental scientists also pay close attention to solubility (溶解度) when studying pollutants. The solubility (溶解度) of contaminants in water can influence their mobility and bioavailability in ecosystems. For example, heavy metals may have low solubility (溶解度) in water, limiting their spread, while organic compounds with high solubility (溶解度) can easily contaminate groundwater supplies.In conclusion, solubility (溶解度) is a crucial property that affects various scientific and practical domains. By understanding the factors that influence solubility (溶解度), we can make informed decisions in fields ranging from medicine to environmental management. As research continues to evolve, the importance of solubility (溶解度) will likely grow, leading to further innovations and improvements in how we approach complex challenges in chemistry and beyond.

溶解度是化学中的一个基本概念，指的是一种物质在溶剂中溶解的能力。这个特性对制药、环境科学和食品技术等多个应用至关重要。理解影响溶解度（solubility）的因素可以促进这些领域的更好配方和改善结果。影响溶解度（solubility）的一个主要因素是温度。通常，随着温度的升高，固体在液体中的溶解度（solubility）也会增加。例如，糖在热水中比在冷水中更容易溶解。相反，气体在液体中的溶解度（solubility）通常会随着温度的升高而降低。这一现象在打开碳酸饮料时尤为明显；气体在高温下更容易逸出。压力也是一个重要因素，特别是对于气体。根据亨利定律，气体在液体中的溶解度（solubility）与该气体在液体上方的压力成正比。这个原理解释了为什么深海潜水员必须小心迅速上升；压力的快速降低会导致氮气泡在他们的血液中形成，因为溶解度（solubility）降低。溶质和溶剂的性质也在决定溶解度（solubility）方面发挥着关键作用。极性溶剂，如水，往往能够有效地溶解极性溶质，如盐或糖。另一方面，非极性溶剂，如油，更适合溶解非极性物质。这个原理常用“相似物质相溶”来概括，强调分子间相互作用在实现溶解度（solubility）中的重要性。在制药行业，溶解度（solubility）是药物配方中的一个关键考虑因素。药物的有效性可能会受到其在体内的溶解度（solubility）的显著影响。如果一种药物的溶解性差，它可能无法有效吸收，从而导致治疗效果不足。因此，研究人员常常专注于通过各种技术提高新药的溶解度（solubility），例如使用不同的盐形式或加入改善溶解速率的辅料。环境科学家在研究污染物时也非常关注溶解度（solubility）。污染物在水中的溶解度（solubility）可以影响其在生态系统中的流动性和生物可利用性。例如，重金属在水中的溶解度（solubility）可能较低，限制其传播，而具有高溶解度（solubility）的有机化合物则可以轻易污染地下水源。总之，溶解度（solubility）是一个影响多个科学和实际领域的重要属性。通过理解影响溶解度（solubility）的因素，我们可以在医学到环境管理等领域做出明智的决策。随着研究的不断发展，溶解度（solubility）的重要性可能会进一步提升，带来更多创新和改进，帮助我们应对化学及其他领域的复杂挑战。