Description

Propylene Glycol is a versatile and widely used organic compound, recognized for its excellent solvent properties, humectancy, and low toxicity. This makes it a critical ingredient for ensuring product stability, efficacy, and safety across numerous industrial and consumer sectors. Key industries that rely on this compound include pharmaceuticals, food and beverage, cosmetics, and industrial manufacturing, where it serves as a fundamental carrier, antifreeze, and moisture-control agent.

Application

• Pharmaceuticals: Used as a solvent, humectant, and stabilizer in oral, topical, and injectable drug formulations.
• Food & Beverage: Functions as a carrier for flavors, colors, and preservatives, and as a humectant to maintain moisture in food products.
• Cosmetics & Personal Care: A key ingredient in lotions, creams, deodorants, and toothpaste for its moisturizing and solvent properties.
• Industrial Fluids: Acts as a base fluid and antifreeze agent in non-toxic de-icing solutions, hydraulic fluids, and heat transfer systems.
• Chemical Intermediates: Serves as a starting material in the synthesis of unsaturated polyester resins, plasticizers, and other specialty chemicals.
• Paints & Coatings: Utilized as a solvent and flow improver to enhance the application and drying properties of various coatings.

Basic Information

Product Name	Propylene Glycol
CAS No.	123120-98-9
Molecular Formula	C3H8O2
Molecular Weight	76.09 g/mol
Synonyms	1,2-Propanediol; 1,2-Dihydroxypropane; Methyl ethylene glycol; Methylethylene glycol; PG; Propane-1,2-diol; α-Propylene glycol
EINECS	Contact for details

Quality Control

Our Propylene Glycol is manufactured under stringent quality management systems to ensure batch-to-batch consistency and reliability. We offer grades compliant with major pharmacopeial standards, including USP, EP, and FCC, suitable for high-purity applications. A comprehensive Certificate of Analysis (COA), detailing purity, identity, and impurity profiles, is provided with every shipment to guarantee it meets your specific requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Keep away from strong acids and oxidizing agents. The container should be kept tightly sealed when not in use to minimize moisture absorption from the air.

Specification

Item	Specification
Appearance	Colorless, clear viscous liquid
Identification (IR)	Conforms
Assay (GC)	≥ 99.5%
Water Content (KF)	≤ 0.2%
Specific Gravity (20/20°C)	1.035 - 1.040
Refractive Index (20°C)	1.431 - 1.433

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.