Propylene Glycol 40% – USP Grade (C3H8O2)

Product Overview

40% Propylene Glycol USP Grade is a high-purity glycol solution formulated to meet stringent USP standards. This versatile, water-soluble compound is recognized for its stability, low toxicity, and multifunctional properties, making it essential across diverse industrial and technical applications. Sourced from reputable North American manufacturers, each batch undergoes strict quality control and is available with a Certificate of Analysis (COA) to verify compliance.

The solution’s balanced composition delivers excellent humectant, solvent, and carrier properties. Manufacturers rely on its predictable physical characteristics, broad compatibility, and regulatory compliance to enhance production efficiency and ensure consistent performance in demanding environments.

Key Properties

• Chemical Formula: C3H8O2 (Propylene Glycol)
• Concentration: 40% USP Grade
• Boiling Point: ~188°C (pure component reference)
• Freezing Point: ~-24°C (at 40% concentration)
• Specific Gravity: ~1.03 at 20°C
• Appearance: Clear, colorless, slightly viscous liquid
• Solubility: Fully miscible with water and many organic solvents
• Chemical Stability: Stable under normal handling and storage conditions
• Documentation: Safety Data Sheet (SDS) and COA available upon request
• Packaging: Sealed, tamper-evident containers; DOT-compliant for safe transport

Common Applications

• Humectant and Moisture Control: Maintains moisture levels in sensitive formulations, helping prevent drying and improving stability.
• Solvent and Carrier: Effective for active ingredients, flavors, or fragrances in technical formulations.
• Heat Transfer and Antifreeze Systems: Used in low-toxicity antifreeze and de-icing blends where USP-grade quality is required.
• Industrial Blending and Formulation: Versatile intermediate for coatings, polymers, and specialty blends.

Safety Precautions

40% Propylene Glycol USP Grade is considered low in toxicity under typical conditions. Follow standard industrial hygiene practices and use appropriate personal protective equipment (gloves, safety goggles). Maintain adequate ventilation. This product complies with REACH, OSHA, and GHS standards. Refer to the SDS for detailed hazards and emergency response.

Store in a clean, dry area away from extreme temperatures. Keep containers tightly sealed to prevent contamination and maintain product integrity. Avoid incompatible materials.

Benefits

40% Propylene Glycol USP Grade provides reliable purity and versatile functionality. By sourcing from established North American suppliers, we ensure traceability, dependable supply chains, and regulatory compliance.

Low volatility, excellent solubility, and compliant, tamper-evident packaging offer operational advantages — supporting formulation control, shelf life, and compatibility with existing systems.