Propylene Glycol USP Kosher – Specification Sheet

Link to Spec Sheet (PDF)

 Quick Facts

• Chemical Name: 1,2-Propanediol

• Formula: C₃H₈O₂

• Molecular Weight: 76.10 g/mol

• CAS Number: 57-55-6

• EINECS Number: 200-338-0

• Purity: ≥ 99.8%

• Water Content: ≤ 0.2%

• Certification: Kosher, Halal, cGMP compliant

Hazards & Safety

• Not classified as hazardous under GHS or OSHA.

• Approved for use in pharmaceuticals, cosmetics, food, and feed.

• Reviewed by the Cosmetic Ingredient Review (CIR).

• California Prop 65: Not listed

First Aid Measures

Refer to Safety Data Sheet (SDS) for complete handling and first aid guidance.

Fire & Explosion Data

• Flash Point: 104 °C (220 °F, Pensky-Martens Closed Cup)

• Autoignition Temperature: 371 °C (700 °F)

• Fire Hazards: Combustible at elevated temperatures

Handling & Storage

• Store in closed containers, cool and dry, away from sunlight and UV light.

• Stable for at least 2 years under normal conditions.

• Avoid heating above 40 °C for extended periods to prevent oxidative degradation

Exposure & PPE

• Normal handling does not require special protective equipment.

• Gloves and safety glasses recommended.

• For industrial use, consult the SDS for PPE guidance

Physical & Chemical Properties

• Appearance: Clear, colorless, odorless liquid

• Boiling Point: 187 °C (369 °F)

• Distillation Range: 186–189 °C

• Freezing Point: < -57 °C (-71 °F)

• Specific Gravity (20 °C): 1.038

• Refractive Index (20 °C): 1.4310–1.4330

• Viscosity (25 °C): 48.6 cP

• Surface Tension (25 °C): 36 mN/m

• Vapor Pressure (25 °C): 0.017 kPa (0.13 mm Hg)

Stability & Reactivity

• Stable under normal storage and handling conditions.

• May degrade with excessive heating.

• Incompatible with strong oxidizers

Toxicology & Ecology

• Widely accepted as safe for food, pharma, and cosmetic use.

• Approved as food additive (E1520) in Europe.

• Used in animal feed as humectant and ketosis-prevention additive in dairy cattle

Transport & Disposal

• Not regulated under DOT, IATA, or IMDG.

• Dispose of material in accordance with local regulations.

• Consult SDS for disposal details

Regulatory Status

• Complies with USP, EP, JP, FCC, Brazilian Pharmacopoeia standards.

• Listed in global inventories and approved by CTFA and CIR.

• Certified Kosher and Halal