glacial acetic acid

简明释义

冰醋酸

英英释义

例句

1.The food industry uses glacial acetic acid as a preservative in various products.

食品工业在各种产品中使用冰醋酸作为防腐剂。

2.In the laboratory, we often use glacial acetic acid for titration experiments.

在实验室中，我们经常使用冰醋酸进行滴定实验。

3.When diluting glacial acetic acid, always add acid to water, not the other way around.

稀释冰醋酸时，务必先将酸加入水中，而不是反过来。

4.Safety goggles are essential when handling glacial acetic acid due to its corrosive nature.

由于冰醋酸的腐蚀性，处理时必须佩戴安全护目镜。

5.The production of synthetic fibers involves glacial acetic acid as a key reagent.

合成纤维的生产涉及到冰醋酸作为关键试剂。

作文

Glacial acetic acid, or 冰乙酸, is a colorless liquid organic compound that serves as a vital chemical reagent in various industrial processes. It is the pure form of acetic acid, which is commonly found in vinegar at much lower concentrations. The term 'glacial' refers to its ability to solidify into ice-like crystals at temperatures below 16.6 degrees Celsius (62 degrees Fahrenheit). This unique property makes 冰乙酸 distinct from other forms of acetic acid and highlights its significance in both laboratory and industrial settings.In the chemical industry, 冰乙酸 is used as a precursor for the production of numerous chemical compounds. For instance, it plays a crucial role in the synthesis of acetate esters, which are essential solvents for paints and coatings. Additionally, 冰乙酸 is involved in the production of synthetic fibers, such as cellulose acetate, which is used to manufacture textiles and photographic films.Moreover, 冰乙酸 is a key ingredient in the food industry. Although it is primarily known for its use in vinegar, its concentrated form is utilized for pickling and preserving food. The acidity of 冰乙酸 helps inhibit the growth of bacteria, thus extending the shelf life of various food products. However, due to its corrosive nature, it must be handled with care, and proper safety precautions should always be taken when working with this chemical.Another interesting aspect of 冰乙酸 is its role in the laboratory setting. Chemists often use it as a solvent or reagent in various reactions. Its ability to dissolve a wide range of substances makes it an indispensable tool in organic chemistry. For example, 冰乙酸 is frequently employed in esterification reactions, where it reacts with alcohols to form esters and water. This reaction is crucial in the synthesis of many organic compounds, which have applications in pharmaceuticals and fragrances.Despite its usefulness, 冰乙酸 is not without risks. It is classified as a hazardous material and can cause severe burns upon contact with skin or eyes. Inhalation of its vapors can lead to respiratory issues, making it essential for individuals working with this substance to wear appropriate personal protective equipment (PPE). Additionally, proper ventilation is necessary to minimize exposure to its fumes, which can be irritating to the respiratory system.In conclusion, 冰乙酸 is a versatile and important chemical compound with a wide range of applications in various industries. From its role in the production of synthetic materials to its use in food preservation, 冰乙酸 demonstrates the significance of acetic acid in our daily lives. Understanding its properties, uses, and safety precautions is essential for anyone working with this chemical, ensuring that they can harness its benefits while minimizing potential risks.

冰乙酸是一种无色液体有机化合物，是各种工业过程中重要的化学试剂。它是醋酸的纯形式，通常在低浓度下存在于醋中。术语“冰”指的是其在16.6摄氏度（62华氏度）以下固化成冰状晶体的能力。这一独特属性使冰乙酸与其他形式的醋酸区别开来，并突显了它在实验室和工业环境中的重要性。在化学工业中，冰乙酸用作多种化合物生产的前体。例如，它在合成醋酸酯方面发挥着关键作用，醋酸酯是油漆和涂料的重要溶剂。此外，冰乙酸还参与合成纤维的生产，如醋酸纤维素，这些纤维用于制造纺织品和摄影胶卷。此外，冰乙酸是食品工业中的关键成分。尽管它主要用于醋，但其浓缩形式被用于腌制和保存食品。冰乙酸的酸性有助于抑制细菌生长，从而延长各种食品的保质期。然而，由于其腐蚀性，处理时必须小心，并且在使用这种化学物质时应始终采取适当的安全预防措施。冰乙酸在实验室环境中的另一个有趣方面是其作为溶剂或试剂的作用。化学家们经常将其用作各种反应中的溶剂或试剂。其溶解多种物质的能力使其成为有机化学中不可或缺的工具。例如，冰乙酸常用于酯化反应中，在该反应中，它与醇反应生成酯和水。这一反应在许多有机化合物的合成中至关重要，这些化合物在制药和香料中都有应用。尽管冰乙酸非常有用，但它并非没有风险。它被归类为危险材料，与皮肤或眼睛接触可能导致严重烧伤。吸入其蒸汽可能导致呼吸问题，因此与该物质一起工作的人必须穿戴适当的个人防护装备（PPE）。此外，必须保持良好的通风，以减少对其烟雾的暴露，因为这些烟雾可能会刺激呼吸系统。总之，冰乙酸是一种多用途的重要化学化合物，在各个行业中有广泛的应用。从其在合成材料生产中的作用到在食品保存中的使用，冰乙酸展示了醋酸在我们日常生活中的重要性。理解其性质、用途和安全预防措施对于任何与该化学物质一起工作的人来说都是必不可少的，确保他们能够利用其好处，同时最小化潜在风险。