Product Overview
Product Overview
Propylene Glycol USP Grade (C₃H₈O₂) is a clear, colorless, and nearly odorless liquid used across food, beverage, pharmaceutical, cosmetic, personal care, heat transfer, and industrial applications. This high-purity USP-grade glycol is valued for its excellent water solubility, low volatility, and dependable performance in formulations requiring consistent quality and purity.
Supplied in 55 gallon drums and 275 gallon totes, Propylene Glycol USP Grade is ideal for manufacturers, processors, and commercial facilities needing bulk quantities for production, blending, or system use. Its versatility makes it a preferred option for customers seeking a reliable glycol for applications where USP-grade material is required.
Key Properties
- Chemical Formula: C₃H₈O₂
- Molecular Weight: 76.09 g/mol
- CAS Number: 57-55-6
- Assay: 99.5%–100.5%
- Grade: USP Grade
- Appearance: Clear, colorless liquid
- Odor: Low odor / nearly odorless
- Specific Gravity: ~1.036
- Flash Point: ~104°C / 219°F
- Boiling Point: ~188°C
- Melting Point: ~-59°C
- Solubility: Miscible with water, ethanol, acetone, and many organic solvents
- Packaging: 55 gallon drums and 275 gallon totes
Applications
- Food & Beverage Processing: Used in applications requiring USP-grade glycol, including heat transfer systems, processing equipment, and approved formulation uses where applicable.
- Pharmaceutical & Personal Care: Commonly used as a solvent, humectant, carrier, and formulation aid in products requiring USP-grade raw materials.
- Cosmetics & Skincare Manufacturing: Helps retain moisture and improve consistency in lotions, creams, gels, and personal care formulations.
- Heat Transfer Fluids: Used as a base fluid in food-safe or low-toxicity heat transfer applications, chillers, and closed-loop systems.
- Industrial Manufacturing: Functions as a solvent, stabilizer, processing aid, and chemical intermediate in specialty formulations.
- Research & Laboratory Use: Suitable for controlled applications where high-purity glycol is required.
Benefits
- USP-grade quality for applications requiring higher purity than technical grade.
- Bulk packaging options for commercial and industrial buyers.
- Excellent moisture-retention and solvent properties.
- Fully miscible with water for easy blending and dilution.
- Low volatility and strong chemical stability.
- Non-hazardous under DOT, helping simplify freight and logistics.
Handling & Storage
Propylene Glycol USP Grade is generally low hazard, but standard handling precautions should be followed. Use gloves and safety glasses when transferring or handling bulk containers. Avoid prolonged skin or eye contact.
Store in tightly sealed drums or totes in a cool, dry, well-ventilated area. Keep containers closed when not in use to prevent contamination.
