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What is Propylene Glycol Industrial Grade?

In the world of industrial chemicals, versatility is a prized attribute. One chemical that perfectly exemplifies this quality is Propylene Glycol Industrial Grade, commonly known as PG. This unassuming substance is a true chameleon, seamlessly fitting into a multitude of industrial applications, offering a wide range of functions and benefits.

What is Propylene Glycol Industrial Grade?

Propylene Glycol Industrial Grade is a synthetic organic compound with the chemical formula C3H8O2. It`s EEC number is E1520, and CAS NO is 57-55-6. It's a colorless, odorless liquid that possesses the unique ability to absorb water and is fully miscible with water, acetone, and chloroform. These remarkable chemical properties form the foundation of its versatility and make it an invaluable asset in various industries.

Is Propylene Glycol the Same As Monopropylene Glycol?

Yes, propylene glycol(PG) is the same as monopropylene glycol(MPG). They are completely the same chemical.  

What is Propylene Glycol Used For?


Applications in Food and Beverage

1. Food Additive: One of the most well-known applications of PG is its use as a food additive. In fact, it's classified as "generally recognized as safe" (GRAS) by the U.S. Food and Drug Administration (FDA). PG serves as a humectant, a fancy term for a substance that helps foods retain moisture. Picture your favorite salad dressings, baked goods, and flavored syrups. Chances are, PG is in the mix, ensuring these products stay fresh and delightful.

2. Flavor Carrier: PG's remarkable miscibility with water makes it an excellent carrier for flavors, colors, and various food additives. It ensures even distribution and stability of these essential ingredients, enhancing the quality of a wide range of food products.

Industrial Applications

1. Antifreeze and Coolant: You might be surprised to learn that PG plays a vital role in safeguarding your vehicle's engine. It's commonly used as an antifreeze and coolant in automotive, aircraft, and industrial cooling systems. How? By lowering the freezing point of water, it prevents engine damage in frigid temperatures.

2. Deicing Agent: When winter arrives and ice threatens to disrupt daily operations, PG steps in as a reliable deicing agent. It's used to deice aircraft and runways at airports, efficiently melting ice and snow while being less environmentally harmful than some alternative chemicals.

3. Heat Transfer Fluid: In the realm of industrial processes, PG shines as a heat transfer fluid. Picture pharmaceutical, chemical, and plastics industries. PG efficiently transfers heat in various systems, ensuring processes run smoothly and products are manufactured to exacting standards.

Pharmaceutical and Cosmetic Industries

1. Pharmaceutical Excipient: Inside your medicine cabinet, PG plays a crucial behind-the-scenes role as an excipient in pharmaceutical formulations. It helps dissolve and stabilize active ingredients in medications, ensuring they're effective and safe for consumption.
2. Cosmetics and Personal Care: Have you ever checked the ingredient list on your lotion, cream, or shampoo? Chances are, you'll find PG listed there. It's a versatile addition to cosmetics and personal care products, serving as a humectant and solvent.


In conclusion, Propylene Glycol Industrial Grade stands as a remarkable chemical with a multitude of applications that benefit various industries. Its ability to retain moisture, transfer heat, and act as a stable carrier makes it an indispensable component in numerous products and processes. From food preservation to engine protection, PG proves its worth as a versatile and valuable industrial chemical, enhancing our lives in ways we may have never imagined. So, the next time you reach for a salad dressing or drive your car through icy conditions, remember that PG is there, silently and indispensably, making it all possible.

Henan Chemsino Industry Co., Ltd provides excellent Propylene Glycol Industrial Grade for worldwide customers. Our Propylene Glycol for sale enjoy high quality and good price. Besides, our Mono Propylene Glycol additives have been successfully exported to more than 50 countries and regions. Welcome to contact us for best and free quotes. And we will send you details in one hour.   


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