Propylene Glycol, Ind U.S.P.

Propylene Glycol, Ind. U.S.P. is a high-purity glycol compound widely used in industrial, consumer, pharmaceutical, and specialty applications. Recognized for its excellent solvency, humectant properties, low toxicity, and chemical stability, it is one of the most versatile glycols available. Its hygroscopic nature allows it to retain moisture, while its compatibility with a wide range of substances makes it a valuable ingredient across diverse formulations.

In industrial applications, propylene glycol is a key component in antifreeze, heat transfer fluids, coatings, and polymer chemistry, where it enhances stability, flow, and performance. In consumer and specialty markets, U.S.P.-grade propylene glycol is widely used in cosmetics, personal care, and pharmaceuticals, serving as a solvent, carrier, and moisturizer in creams, lotions, oral care products, and injectable formulations. It is also applied in food and beverage processing as a safe additive (E1520) for moisture control and flavor distribution. With its balance of purity, effectiveness, and safety, propylene glycol, Ind. U.S.P. remains an essential raw material across industries ranging from automotive and construction to food, healthcare, and specialty chemical manufacturing.

Synonyms: PG, 1,2-propanediol, propane-1,2-diol

Characteristics:

IUPAC Name: Propane-1,2-diol

CAS Number: 57-55-6

UN Number: N/A

Recommended Use / Industries:

• Food and pharmaceutical grade solvent
• Personal care and cosmetics
• Antifreeze and deicing agents
• Humectant in food and tobacco