What Is Propylene Glycol?
Propylene Glycol PG, also known as mpg mono propylene glycol or 1,2-Propanediol, is a colorless, odorless, viscous liquid. PG is a water-soluble organic compound that can dissolve many organic solvents such as ethers and alcohols, and it has low toxicity. PG is the raw material of unsaturated polyester resin, epoxy resin, polyurethane resin, and also the raw material of plasticizer, surfactant, emulsifier and emulsion breaker. In the food industry, it is used as a solvent for flavor and food coloring, and also as an antifreeze and food machinery lubricant.
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What Are Some of the Uses of Propylene Glycol Liquid?
Pharmaceuticals
Propylene glycol is widely used as a solvent in pharmaceutical production. It can be used as a carrier for pharmaceutical preparations. Active ingredients can be formulated in it and delivered to the body through it. It is also used to dilute and stabilise drugs.
Pure propylene glycol is used in different forms of drugs, including oral drugs such as capsules and tablets, topical drugs such as creams and gels, and intravenous drugs.
Cosmetics
Propylene glycol liquid is a common ingredient in cosmetics and skin care products.
- Humectant: As a humectant, it attracts moisture to the skin, keeping it hydrated.
- Solvent: Helps dissolve other ingredients, allowing them to mix well and carry the active substances in the product.
- Emollient: Forms a thin layer of oil on the skin to soothe dryness and prevent moisture loss.
- Viscosity Control: Thinning the texture of a product to make it easier to apply and better absorbed by the skin.
- Preservative: Usually used in conjunction with other chemicals to help keep products fresh and prevent spoilage.
Antifreeze
MPG/ mono propylene glycol lowers the freezing point of water and water-based liquids, making it a good antifreeze. It's widely used in aircraft deicers to melt ice on airport runways.
Because it's non-toxic, it's also used as antifreeze in:
- Food processing systems
- Water pipes connected to hoses

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GNEE BIO is located in Henan Province, China, we have passed the quality system certification, have self-managed import and export rights, and our products are well received by customers. Our main products include organic solvents, plasticizers, alcohols, aromatic hydrocarbons, ethers, formic acid, acetic acid epoxy resin curing agents, detergents, water treatment chemicals and other chemical products.
Our advantages
1: Price - Competitive and reasonable price
2: After-sales service - Efficient and reliable after-sales service
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4: Customization - Customized labels and packaging; OEM/ODM service
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