Product Name: Dipropylene Glycol
Chemical Formula: C6H14O3
Trade Names: DPG, 2-(2-hydroxypropoxy)-1-propanol
CAS Number: 25265-71-8
EC Number: 246-770-3
Recommended Uses: Industrial solvent, fragrance carrier, ingredient in cosmetics and personal care, chemical intermediate
Supplier Identification: Manufacturer’s name, address, and contact telephone should be included on the container
Emergency Contact: National Poisons Centre or company emergency line
Classification: Not classified as hazardous under GHS (Globally Harmonized System)
Potential Health Effects: Inhalation or skin contact can cause mild irritation, eyes may become irritated from direct exposure, large quantities can be harmful if swallowed
Label Elements: No pictogram or hazard warning required under GHS
Precautionary Statements: Avoid eye and prolonged skin contact, do not ingest, ventilate area when handling
Chemical Name: Dipropylene Glycol
Synonyms: DPG
Concentration: Typically 99% or higher
Impurities: Small percentage of monopropylene glycol and tripropylene glycol possible
Molecular Weight: 134.17 g/mol
Eye Contact: Flush eyes gently with large quantities of water for 15 minutes, lift eyelids frequently, seek medical attention if irritation persists
Skin Contact: Wash with soap and water, remove contaminated clothing, contact a physician if redness or irritation develop
Inhalation: Move to fresh air, support breathing as needed, consult a medical professional if effects persist
Ingestion: Rinse mouth, do not induce vomiting, seek immediate medical guidance especially in case of persistent symptoms
Important Symptoms: Redness in eyes, skin discomfort, cough, headache possible with overexposure
Suitable Extinguishing Media: Use water spray, dry chemical, foam, or carbon dioxide
Unsuitable Media: Direct water jet may spread material
Specific Hazards: Material may burn at elevated temperatures, emits irritating fumes (carbon oxides) in fire
Protective Equipment: Firefighters need self-contained breathing apparatus and protective suit
Other Advice: Move exposed containers from fire area if safe, use water to cool tanks and prevent explosions
Personal Precautions: Wear appropriate personal protective equipment, avoid inhaling vapors, remove sources of ignition
Environmental Precautions: Prevent from entering drains, sewers, waterways or soil
Cleanup Methods: Absorb with inert material like sand, collect and place in suitable container for disposal, wash area with water after removal, ventilate area well
Spill Reporting: Notify local authorities if large spill threatens environment
Safe Handling: Work in ventilated space, minimize skin and eye exposure, use proper PPE
Hygiene Advice: Wash hands thoroughly after handling, do not eat, drink or smoke in storage areas
Storage Conditions: Store indoors, keep in cool, dry place, tightly closed containers, keep away from strong oxidizing agents and heat sources
Packaging: Use containers made of compatible material, check for leaks before storage
Occupational Exposure Limits: No specific limit set, limit exposure by engineering controls
Engineering Controls: Local exhaust ventilation recommended for large scale use or if vapor formation is possible
Eye Protection: Safety goggles
Skin Protection: Chemical-resistant gloves (nitrile, PVC), protective clothing
Respiratory Protection: Not normally needed unless vapor or mist forms in poorly ventilated space
General Measures: Eyewash stations and safety showers should be available in work areas
Appearance: Clear, colorless liquid
Odor: Faint, nearly odorless
Odor Threshold: Not determined
pH: 6.5-8.0 (at 10% in water)
Melting Point/Freezing Point: About -80°C
Boiling Point: Approx. 230–235°C
Flash Point: 138°C (closed cup)
Evaporation Rate: Negligible
Flammability: Not classified as flammable
Vapor Pressure: < 0.01 mm Hg at 20°C
Vapor Density: 4.7 (air = 1)
Relative Density: 1.02 at 20°C
Solubility: Infinitely miscible with water
Partition coefficient (n-octanol/water): -0.98
Viscosity: 65 mPa.s at 25°C
Chemical Stability: Stable under normal temperature and pressure
Reactivity: Not reactive in storage or use as recommended
Hazardous Reactions: Can react with strong oxidants, generating heat
Decomposition Products: May form carbon monoxide, carbon dioxide, and unidentifiable organic compounds during thermal decomposition
Conditions to Avoid: Excessive heat, open flame, sources of ignition
Incompatible Materials: Strong acids, strong oxidizers
Acute Toxicity: Oral LD50 (rat) > 5000 mg/kg indicating low toxicity, inhalation exposure is not expected to cause harm at normal temperatures
Skin Corrosion/Irritation: Mild and not classified as irritant
Eye Damage/Irritation: Low potential for irritation at normal handling
Respiratory Sensitization: Not a sensitizer
Dermal Sensitization: Not a sensitizer from scientific studies
Carcinogenicity: Not known or expected to be carcinogenic based on available studies
Mutagenicity: Tests show negative for genetic impacts
Reproductive Toxicity: Results from animal studies show no expected effect on fertility or reproductive performance
Chronic Effects: Long-term exposure does not produce harmful effects in mammals based on laboratory data
Ecotoxicity: Low acute toxicity to aquatic life, 96-hour LC50 > 1000 mg/L (fish)
Persistence and Degradability: Biodegradable under environmental conditions
Bioaccumulation: Potential to accumulate in aquatic organisms is low, based on partition coefficient
Mobility in Soil: High mobility in water due to complete solubility
Soil/Water Partitioning: Expected to migrate rapidly through soil and water
Other Adverse Effects: Does not contribute significantly to ozone depletion or atmospheric pollution
Waste Disposal Methods: Dispose through a licensed chemical waste disposal contractor, material can be incinerated under controlled conditions or diluted and disposed of via wastewater treatment after proper assessment
Container Disposal: Rinse container thoroughly prior to recycling, send empty containers for industrial recycling or approved landfill
Contaminated Packaging: Treat as hazardous, ensure no residue remains before disposal
Regulatory Disposal: Comply with local and national regulations for non-hazardous chemical waste
Do Not: Release undiluted product to public waterways or storm drains
UN Number: Not regulated
Proper Shipping Name: Not regulated
Transport Hazard Class: Not classified as hazardous for land, air, or sea
Packing Group: Not regulated
Label: Not required
Special Precautions: Secure containers to prevent leaks or spills, transport in accordance with good industrial practice
Workplace Regulations: Not listed as hazardous under OSHA (US), EU REACH, or Canadian WHMIS
Labeling: Not required to be labeled as hazardous under GHS
Inventory Status: Listed on TSCA (US), EINECS (Europe), DSL (Canada), AICS (Australia)
Safety Assessment: Reviewed for use in cosmetics, toiletries, and fragrances with positive safety data from scientific panels
Restrictions: No use restrictions for this chemical under current international and national laws as of latest review
Additional Information: Users must ensure compliance with all applicable local, regional, and national laws before commercial handling
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