Description

Propylene Glycol USP Grade – Food & Pharma Safe | USA Lab

CALL FOR BULK DISCOUNTS on USA Lab Propylene Glycol USP Grade. Our high-purity, colorless and odorless propylene glycol is USP Grade, Kosher, and available in sizes up to 55-gallon drums, making it ideal for food, pharmaceutical, cosmetic, and industrial applications.

This versatile glycol is widely used as a humectant, solvent, and heat-transfer fluid in chillers and closed-loop systems. With a low freezing point of -71°F and a density of 8.66 lb/gal (1.04 g/mL), it helps protect equipment from freezing and corrosion while maintaining stable performance under demanding operating conditions.

Our 5-gallon containers include an easy-to-pour spout for clean, controlled filling, while 55-gallon poly drums support high-volume users. Choose USA Lab Propylene Glycol USP Grade for reliable quality, consistent specifications, and dependable supply for your process.

Contact USA Lab at 734-855-4890 for pallet and 55-gallon drum freight quotes and bulk discount pricing.

USP Grade Propylene Glycol Low Freeze Point –71°F Food, Pharma & Cosmetic Use

Purity: High-purity USP Grade propylene glycol — colorless, practically odorless, and low toxicity.

Flash Point: 220°F (Closed Cup) — higher flash point for safer storage and handling.

Boiling Point: 370.76°F (188.2°C) — stable performance in high-temperature thermal transfer systems.

Why buy from USA Lab

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Nationwide 1-2 day shipping.

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US-based service & spares.

Resources & Downloads

Safety Data Sheet (SDS) Certificates of Analysis (COA)

Why this USP-grade propylene glycol?

Equipment protection — formulated to help protect chillers, heat exchangers, and closed-loop systems from freeze damage and corrosion.
USP Grade & Kosher — USA Lab Propylene Glycol USP Grade meets strict quality requirements for food, pharmaceutical, nutraceutical, and cosmetic manufacturing.
Versatile humectant — widely used in food and flavorings, personal care products, chemical processing, and other applications where propylene glycol is approved.
Wide operating range — low freezing point (-71°F) and high boiling point support demanding thermal transfer and process cooling duties.
Convenient packaging — 5-gallon pails with easy-pour spout and 55-gallon poly drums; bulk and pallet discounts available on request.

Talk to an expert

Get help sizing your glycol loop, choosing mix ratios, and integrating USA Lab Propylene Glycol into your process.

Call 734-855-4890

Technical Specifications

Model	Propylene Glycol USP Grade
CAS Number	57-55-6 (Propylene Glycol)
Flash Point	220°F (Closed Cup)
Physical State	Liquid
Product Grade	USP Grade
Freezing Point	–71°F
Appearance & Odor	Colorless, practically odorless liquid
Typical Packaging	5 Gal pails (easy-pour spout), 55 Gal poly drums
Initial Boiling Point	370.76°F (188.2°C)
Viscosity	60 cPs @ 20°C
Vapor Density	2.62 (Air = 1)
Density	8.66 lb/gal / 1.04 g/mL
Specific Gravity	1.04 (Water = 1)
Explosive Limits	2.6% LEL – 12.6% UEL

Popular Industries & Use Cases

Food & Beverage Manufacturing Pharmaceutical & Nutraceutical Cosmetics & Personal Care HVAC, Chillers & Process Cooling

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Tailored tanks, skids, and integration help.

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We’ll help spec the right system for your throughput.

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FAQ

What is propylene glycol USP grade used for?

USA Lab Propylene Glycol USP Grade is a high-purity, colorless and odorless liquid commonly used as a humectant, solvent, and heat-transfer fluid. It is found in food and flavorings, pharmaceutical and nutraceutical products, cosmetics and personal care items, and as a glycol coolant in chillers and process cooling loops where propylene glycol is approved.

Is this propylene glycol USP Grade certified?

Yes. This product is USP Grade, making USA Lab Propylene Glycol USP Grade suitable for many regulated food, beverage, pharma, and cosmetic applications when used in accordance with applicable codes and regulations.

Can I use this propylene glycol in my chillers and closed-loop systems?

Yes. USA Lab Propylene Glycol USP Grade is widely used as a glycol coolant in chillers, HVAC systems, and closed-loop process cooling. It offers a low freezing point of -71°F and stable thermal performance. Always follow your equipment manufacturer’s recommendations for glycol/water ratios and operating limits.

Is USA Lab Propylene Glycol USP Grade safe for food, pharma, and cosmetic applications?

This propylene glycol is USP Grade and Kosher, and is suitable for many food, pharmaceutical, nutraceutical, and cosmetic applications where propylene glycol is permitted. End users are responsible for ensuring that USA Lab Propylene Glycol USP Grade is used in compliance with all applicable regulations and formulation requirements.

Do you offer bulk discounts and how is it shipped?

DISCLAIMER:

Bulk orders of USA Lab Propylene Glycol USP Grade (including 55-gallon drums and pallet quantities) are carefully packaged and palletized to ensure safe delivery. In the rare event that your item arrives damaged, please notify us within 3 days of receipt. We will promptly provide a replacement or issue a refund.

Please note that any damage occurring after delivery is not covered under warranty. For bulk discount pricing and freight quotes on USA Lab Propylene Glycol USP Grade, contact our sales team at 734-855-4890 or via the Contact Sales button above.