Hanson Chemicals

Diethylene Glycol (DEG)

Formula: C₄H₁₀O₃
CAS Number: 111-46-6
EC Number (EINECS): 203-872-2
HS Code: 29094100
UN Number: 3082 (Environmentally Hazardous Substance, liquid, n.o.s.)
IUPAC Name: 2,2′-Oxybisethanol
Also Known As: DEG; Diglycol; 2,2′-Oxydiethanol
Molecular Weight, g/mol: 106.12

Typical Specifications

Appearance: Colorless, hygroscopic liquid
Odor: Practically odorless, faint sweet odor
Melting Point, °C: −10.45
Boiling Point, °C: 245
Density, g/cm³ (at 20°C): 1.118
Flash Point, °C: 143 (closed cup)
Refractive Index (20°C): 1.447
Purity, %: ≥99.5
Grades Available: Technical, Industrial, USP/Pharma Grade
Packaging: 225kg drums, 1000kg IBCs, bulk ISO tanks

Applications / Uses

Primary Applications

  • Intermediate in polyester resins, polyurethanes, and plasticizers

  • Solvent for dyes, oils, and resins

  • Humectant in tobacco, inks, and adhesives

Secondary Applications

  • Ingredient in brake fluids and lubricants

  • Used in natural gas dehydration

  • Softening agent in textiles and paper

End Industries Served: Polymers, Textiles, Adhesives, Paints & Coatings, Oil & Gas, Automotive, Chemicals

Safety & Handling Information

Hazard Class (GHS): Harmful if swallowed (Category 4), Eye Irritant (Category 2A), Specific Target Organ Toxicity – Repeated Exposure (Category 2)

Hazard Statements (H-Codes):

  • H302: Harmful if swallowed

  • H319: Causes serious eye irritation

  • H373: May cause damage to organs (kidneys) through prolonged or repeated exposure

Precautionary Statements (P-Codes):

  • P264: Wash hands thoroughly after handling

  • P270: Do not eat, drink, or smoke when using this product

  • P280: Wear protective gloves/eye protection

  • P301 + P312: IF SWALLOWED – call a POISON CENTER/doctor if unwell

Storage Conditions

  • Store in cool, dry, well-ventilated area

  • Protect from heat and direct sunlight

  • Keep container tightly closed

Transport Information

  • ADR/RID: Class 9, UN3082, PG III

  • IMDG: Class 9, UN3082, Marine Pollutant

  • IATA: Class 9, UN3082

Regulatory Information

  • REACH Status (EU): Registered

  • FDA Approval: Not approved for direct food use (toxic if ingested)

  • ISO Certification: Available on request (ISO 9001 for manufacturing grade)

  • Country Standards: Meets ASTM / BIS / Technical grade specifications

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