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[Chemical Knowledge]：Understanding Ketones and Propylene Glycol-Their Differences and Uses

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Acetone and propylene glycol are common chemicals in our daily life, they have a wide range of uses in chemical, pharmaceutical, cosmetics and other fields. However, many people are not clear about the difference between the two chemicals. Let's take a closer look at the difference between acetone and propylene glycol and their respective characteristics and uses.

let's meet acetone. Acetone, also known as acetone ketone, is a colorless, flammable liquid, is widely used in chemical production. It has the characteristics of volatility and strong solubility, and is often used in the production process of solvents, degregants, dyes and resins. In addition, acetone is an important intermediate and plays an important role in the production of pharmaceuticals and pesticides. It is worth mentioning that acetone can also be used to clean paint tools and remove nail polish.

and propylene glycol, also known as propylene glycol glycerin, is a colorless, tasteless liquid with good water solubility and hygroscopicity. Propylene glycol has a wide range of applications in the pharmaceutical and cosmetic industries, where it is often used as a solvent, diluent and humectant. In addition, due to its good antifreeze properties, propylene glycol is also widely used in the preparation of automotive coolants. In the field of food additives, propylene glycol is also used as a preservative and thickener.

Next, let's compare the difference between acetone and propylene glycol. First of all, in terms of physical properties, acetone is a volatile liquid, while propylene glycol is a non-volatile liquid. In chemical structure, the chemical formula of acetone is (CH3)2CO, while the chemical formula of propylene glycol is C3H8O2. In addition, acetone is often used as a solvent and chemical intermediate, while propylene glycol is mainly used in the pharmaceutical, cosmetic and food industries.

In general, acetone and propylene glycol are two chemicals with distinct properties and uses. Understanding their differences not only helps us to use them correctly, but also helps us to better use their characteristics and advantages. It is hoped that through the introduction of this article, we can have a clearer understanding of acetone and propylene glycol, and be more handy in practical application.

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