hexane

简明释义

英[ˈhekseɪn]美[ˈhekˌseɪn]

n. [有化] 己烷

英英释义

单词用法

同义词

反义词

例句

1.Molybdenum carbide was prepared with n-hexane as carbon source by temperature programming method.

采用程序升温法，以正己烷为碳化原料制备碳化钼，对噻吩。

2.This is accomplished by adding hexane to ethyl acetate.

这是借由加入己烷至乙酸乙酯中来完成。

3.If necessary, add more hexane to complete the elution of ferrocene.

如果有需要的话，可以用更多的己烷把二茂铁完全洗脱下来。

4.Systematic comparisons between the extraction effects by using mixed solvent and by using hexane alone are made.

对混合溶剂与单用轻汽油的浸出效果作了对比。

5.The petroleum hydrocarbon is called hexane.

己烷是一种石油碳氢化合物。

6.Acetanilide and hexane diacid, potassium hydrogen phthalate could improve PVC crystallinity.

乙酰苯胺、己二酸和邻苯二甲酸氢钾可以使PV C结晶度增大。

7.Chronic n-Hexane poisoning is showing an increasing trend in recent years, which should be taken into great consideration.

近几年来，慢性正己烷中毒事故呈上升趋势，应引起全社会的重视。

8.Gulf residents are getting sick: blood tests confirm ethylbenzene, xylene, and high levels of hexane.

墨西哥湾居民患病：血液测试确认含有乙苯，二甲苯以及很高成分的乙烷。

9.The process of changing an open-chain hydrocarbon structure to a closed ring, e. g. , hexane to benzene.

使开链烃结构变成闭环烃的过程，例如使己烷变成苯。

10.Safety precautions are necessary when handling hexane due to its flammable nature.

处理己烷时需要采取安全措施，因为它具有易燃性。

11.The chemical formula for hexane is C6H14, indicating it has six carbon atoms.

己烷的化学式为C6H14，表明它含有六个碳原子。

12.The solvent for this reaction is hexane, which helps dissolve non-polar compounds.

该反应的溶剂是己烷，它有助于溶解非极性化合物。

13.In the laboratory, we used hexane to extract essential oils from plants.

在实验室中，我们使用己烷从植物中提取精油。

14.During the cleaning process, hexane was used to remove grease from metal parts.

在清洁过程中，使用己烷去除金属部件上的油脂。

作文

Hexane is a colorless, flammable liquid that is a member of the alkane family of hydrocarbons. It is commonly used as a solvent in various industrial applications and is also found in gasoline. The chemical formula for hexane (己烷) is C6H14, which indicates that it consists of six carbon atoms and fourteen hydrogen atoms. This simple structure allows hexane (己烷) to exhibit properties that make it useful in many different contexts.One of the primary uses of hexane (己烷) is in the extraction of oils and fats from seeds and vegetables. For example, when producing cooking oil, hexane (己烷) is often used to dissolve the oil from the raw materials, making the extraction process more efficient. After the extraction, the hexane (己烷) is typically removed from the final product, ensuring that the oil is safe for consumption. This method has been widely adopted because it maximizes yield and minimizes waste.In addition to its role in oil extraction, hexane (己烷) is also utilized as a cleaning agent in laboratories and industrial settings. Its ability to dissolve non-polar compounds makes it an effective solvent for cleaning glassware and other equipment that may have residue from chemical reactions. This property is particularly important in maintaining the integrity of experiments and ensuring accurate results.However, the use of hexane (己烷) is not without concerns. Prolonged exposure to hexane (己烷) vapors can lead to serious health issues, including neurological damage. Workers in industries that utilize hexane (己烷) must follow strict safety protocols to minimize exposure to this chemical. Proper ventilation, personal protective equipment, and regular monitoring of air quality are essential to ensure the safety of those who work with hexane (己烷).Moreover, environmental considerations also come into play when discussing the use of hexane (己烷). As a volatile organic compound (VOC), hexane (己烷) contributes to air pollution when released into the atmosphere. Regulations have been established in many countries to limit the emissions of VOCs, including hexane (己烷), in order to protect air quality and public health. Industries are encouraged to find alternative solvents or to implement technologies that reduce the release of hexane (己烷) into the environment.In conclusion, hexane (己烷) is a versatile chemical that plays a significant role in various industrial processes, particularly in the extraction of oils and as a cleaning agent. While its utility is undeniable, it is crucial to recognize the potential health and environmental risks associated with its use. Ongoing research and development of safer alternatives will be essential in balancing the benefits of hexane (己烷) with the need to protect human health and the environment. As we continue to explore the applications of hexane (己烷), it is imperative that we remain vigilant about the implications of its use and strive for safer practices in its application.

己烷是一种无色、易燃的液体，属于烷烃家族的烃类。它通常用作各种工业应用中的溶剂，也存在于汽油中。hexane（己烷）的化学式为C6H14，这表明它由六个碳原子和十四个氢原子组成。这种简单的结构使得hexane（己烷）具有多种有用的特性。hexane（己烷）的主要用途之一是在从种子和蔬菜中提取油脂时使用。例如，在生产食用油时，hexane（己烷）常常用于溶解原料中的油，使提取过程更加高效。在提取后，通常会将hexane（己烷）从最终产品中去除，以确保油的安全性。这种方法已被广泛采用，因为它最大限度地提高了产量并减少了浪费。除了在油提取中的作用外，hexane（己烷）还用作实验室和工业环境中的清洁剂。它能够溶解非极性化合物，使其成为清洁玻璃器皿和其他可能残留化学反应残渣的设备的有效溶剂。这一特性在保持实验的完整性和确保准确结果方面尤为重要。然而，hexane（己烷）的使用并非没有顾虑。长期接触hexane（己烷）蒸汽可能导致严重的健康问题，包括神经损伤。在使用hexane（己烷）的行业中，工人必须遵循严格的安全协议，以尽量减少对这种化学物质的接触。适当的通风、个人防护装备和定期监测空气质量对于确保与hexane（己烷）一起工作的人的安全至关重要。此外，讨论hexane（己烷）使用时，环境因素也很重要。作为一种挥发性有机化合物（VOC），hexane（己烷）在释放到大气中时会导致空气污染。许多国家已建立法规，以限制VOC的排放，包括hexane（己烷），以保护空气质量和公众健康。鼓励行业寻找替代溶剂或实施减少hexane（己烷）排放到环境中的技术。总之，hexane（己烷）是一种多用途的化学物质，在各种工业过程中发挥着重要作用，特别是在油提取和作为清洁剂方面。尽管它的实用性毋庸置疑，但认识到其使用潜在的健康和环境风险至关重要。持续的研究和开发安全替代品将是平衡hexane（己烷）的好处与保护人类健康和环境需求的关键。在继续探索hexane（己烷）的应用时，我们必须时刻关注其使用的影响，并努力在其应用中采取更安全的做法。