Dipropylene Glycol LO+ (DPG) is a type of glycol that is commonly used in various industrial and consumer applications. It is a clear, colorless, odorless liquid that is soluble in water and many organic solvents. DPG is a member of the propylene glycol chemical family and is often used as a solvent, carrier fluid, or diluent due to its desirable properties.

Here are some key characteristics and common uses of DPG:

1. Solvent: DPG is used as a solvent in various industries, including the chemical, pharmaceutical, and cosmetic industries. It can dissolve a wide range of substances and is often chosen for its ability to mix well with both water and other organic compounds.
2. Carrier Fluid: DPG is used as a carrier fluid in the formulation of fragrances, perfumes, and personal care products. It helps disperse and deliver fragrance ingredients evenly.
3. Industrial Applications: DPG is used in industrial processes such as hydraulic fluids, cutting fluids, and as a heat transfer fluid due to its low volatility and good thermal stability.
4. Antifreeze: It is sometimes used as an ingredient in antifreeze formulations, although propylene glycol (PG) is more commonly used for this purpose.
5. Humectant: DPG can be used as a humectant in the cosmetics and personal care industry to help retain moisture in products like skin creams and lotions.