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Material Safety Data Sheet (MSDS) - Lauric Acid

Identification

Product Name: Lauric Acid
Chemical Name: Dodecanoic Acid
CAS Number: 143-07-7
Synonyms: Dodecylic Acid, N-Dodecanoic Acid
Recommended Use: Personal care products, detergent manufacturing, laboratory reagents
Supplier: Relevant chemical manufacturer or distributor contact details
Emergency Telephone: Emergency contact number for immediate incident response

Hazard Identification

GHS Classification: Not classified as hazardous according to GHS
Signal Word: None
Hazard Statements: May cause mild skin and eye irritation
Precautionary Statements: Avoid dust formation, use personal protective equipment, avoid prolonged or repeated exposure
Hazards Not Otherwise Classified: Contact with hot material may cause thermal burns
Potential Health Effects: Skin or eye contact can cause redness or discomfort; inhalation of dust may irritate respiratory tract

Composition / Information on Ingredients

Chemical Name: Lauric Acid
Formula: C12H24O2
Concentration: Greater than 99%
Impurities or Additives: Trace amounts of myristic acid, capric acid, and other fatty acids

First Aid Measures

Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present; seek medical attention if irritation stays
Skin Contact: Wash skin with soap and water; remove contaminated clothing; get medical help if symptoms continue
Inhalation: Move person to fresh air; provide respiratory support if breathing feels difficult; call a doctor if symptoms worse
Ingestion: Rinse mouth with water; seek professional care if unwell
Acute and Delayed Symptoms: Redness, irritation to affected areas; no severe or lasting toxic effects reported in routine use

Fire-Fighting Measures

Suitable Extinguishing Media: Water spray, dry chemical, carbon dioxide, foam
Unsuitable Extinguishing Media: Do not use direct water jet on molten material
Specific Hazards: Combustion releases carbon oxides, dense smoke
Protective Equipment: Firefighters wear self-contained breathing apparatus and protective clothing
Special Procedures: Stop leaks if safe to do so; cool surrounding containers with water spray; avoid inhaling combustion products

Accidental Release Measures

Personal Precautions: Keep away from dust; use gloves, goggles, and protective clothing
Spill Clean-Up: Collect material with non-sparking tools and place in dry containers for disposal
Environmental Precautions: Prevent run-off into sewers, waterways, or soil
Methods for Cleaning Up: Sweep or scoop residues, ventilate area, wash spill site after removal, avoid generating dust

Handling and Storage

Precautions for Safe Handling: Avoid contact with eyes, skin, and clothing; minimize dust formation; provide local exhaust in processing areas
Hygiene Measures: Wash hands after handling; do not eat or drink during use
Safe Storage Conditions: Store in a cool, dry, well-ventilated space away from incompatible materials like strong oxidizers
Packaging Materials: Use corrosion-resistant containers tightly sealed to avoid moisture absorption and clumping
Incompatible Products: Avoid storage near heat or sources of ignition and incompatible reactive chemicals

Exposure Controls and Personal Protection

Control Parameters: No occupational exposure limits specified under OSHA, NIOSH, or ACGIH for Lauric Acid
Engineering Controls: Use local exhaust or process enclosure to minimize airborne dust
Personal Protection - Eyes: Safety goggles or face shield
Personal Protection - Skin: Chemical-resistant gloves and clothing
Personal Protection - Respiratory: NIOSH-approved dust respirator for high concentrations
Environmental Controls: Minimize release to the environment, treat and dispose of residues according to regulations

Physical and Chemical Properties

Appearance: White powder, flakes, or granular solid
Odor: Faint, soapy
Odor Threshold: Not determined
pH: Not applicable (solid form)
Melting Point: 43–46°C (109–115°F)
Boiling Point: 225°C at 100 mmHg
Flash Point: 148°C (closed cup)
Evaporation Rate: Not relevant (solid)
Flammability: May burn at elevated temperatures
Vapor Pressure: Negligible at room temperature
Solubility: Practically insoluble in water; soluble in ethanol, chloroform, ether
Partition Coefficient: log Pow = 4.6
Auto-Ignition Temperature: Not available, but combustible
Decomposition Temperature: Over 250°C
Viscosity: Not applicable in solid state

Stability and Reactivity

Chemical Stability: Stable under normal storage and handling
Possibility of Hazardous Reactions: Will not polymerize
Conditions to Avoid: Excessive heat, open flame, incompatible chemicals
Incompatible Materials: Strong oxidizing agents, strong bases
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, acrid fumes, possible low-molecular-weight organic compounds

Toxicological Information

Acute Toxicity: Oral LD50 (Rat): >5,000 mg/kg (low toxicity)
Irritation: May cause mild irritation to skin, eyes, respiratory tract
Skin Sensitization: Not expected to cause allergic reaction, rare reports only
Chronic Toxicity: No evidence of carcinogenicity, mutagenicity, or reproductive toxicity in available studies
Target Organs: No chronic target organ effects established
Other Effects: High dust levels can temporarily aggravate asthma

Ecological Information

Ecotoxicity: Data indicates low toxicity to aquatic organisms; substances with similar structure are biodegradable
Persistence/Degradability: Readily biodegradable under aerobic conditions; breakdown products are not persistent
Bioaccumulation: Low to moderate potential, but rapid biodegradation reduces risk
Mobility in Soil: Low mobility, binds to soil components
Other Adverse Effects: Spills may create local disturbances if allowed to enter waterways in large quantities

Disposal Considerations

Waste Disposal Methods: Dispose by incineration or landfill in compliance with local, regional, and national regulations
Contaminated Packaging: Containers should be completely drained and disposed as per official guidelines
Special Precautions for Disposal: Do not allow to enter natural water sources, do not burn in open air, treat residues as non-hazardous industrial waste if uncontaminated, but confirm with current legislation

Transport Information

UN Number: Not regulated
Proper Shipping Name: Lauric Acid
Transport Hazard Class: Not assigned; not a hazardous material for road, air, or sea
Packing Group: Not assigned
Environmental Hazards: Not classified environmentally hazardous
Special Transport Precautions: Transport in sealed containers, avoid spills, keep dry and away from direct sunlight and heat sources

Regulatory Information

US TSCA Status: Listed
EU REACH Status: Exempt, naturally occurring substance
SARA Title III: Not subject to reporting requirements
OSHA Classification: Not hazardous
WHMIS (Canada): Not controlled
Other Regulation Notes: Lauric Acid is not listed under California Proposition 65, not on IARC, NTP, or ACGIH carcinogen lists; always reference local requirements and workplace standards for all handling and management protocols