Product Name: Cobalt Isooctanoate
Chemical Formula: C16H30CoO4
Synonyms: Cobalt(II) 2-ethylhexanoate, Cobalt Octoate
Recommended Use: Drier for paints, coatings, inks, and resins
Manufacturer: Reach out to the specific supplier’s details on packaging
Emergency Contact Number: Refer to local poison control or company emergency hotline
CAS Number: 136-52-7
UN Number: Not classified as hazardous for transport, but always confirm specific shipping regulations
Supplier Address: Refer to product-specific documentation
Classification: Acute toxicity (oral, dermal, inhalation); Skin sensitizer; Eye irritant; Carcinogenic Category 2
Signal Word: Danger
Hazard Statements: Harmful if swallowed, causes skin irritation, may cause allergic skin reaction, suspected of causing cancer, toxic to aquatic life with long-lasting effects
Precautionary Statements: Avoid breathing vapor or spray, wear protective gloves/clothing/eye protection, wash thoroughly after handling, do not eat or drink around product, avoid release to environment
Physical Hazards: Flammable liquid and vapor, keep away from ignition sources
Health Hazards: May cause nausea, vomiting, dizziness, sensitization reactions, respiratory irritation
Environmental Hazards: Toxic to aquatic organisms, risk of bioaccumulation
Cobalt(II) 2-ethylhexanoate: 20-40%
CAS Number: 136-52-7
2-Ethylhexanoic acid: 5-15%
CAS Number: 149-57-5
Solvent (e.g., Mineral Spirits, Naphtha): 45-75% (mixture varies by grade and brand)
Other Additives: Proprietary, consult specific supplier
Inhalation: Move person to fresh air. Keep individual at rest in position comfortable for breathing. Get medical advice if symptoms occur.
Skin Contact: Remove contaminated clothing and wash affected skin with soap and water for minimum 15 minutes. Seek medical attention if skin irritation or rash appears.
Eye Contact: Rinse cautiously with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing and get medical attention.
Ingestion: Rinse mouth. Do not induce vomiting. Get medical help immediately. Never give anything by mouth to someone who is unconscious.
Symptoms to Watch For: Skin redness, respiratory discomfort, persistent headache, nausea, allergic symptoms
Suitable Extinguishing Media: Carbon dioxide, alcohol-resistant foam, dry chemical, water fog
Unsuitable Media: High-pressure water jets (can spread the product)
Special Hazards: Vapors may form explosive mixtures with air, containers can explode in fire due to pressure build-up
Protective Equipment for Firefighters: Self-contained breathing apparatus, full protective clothing
Firefighting Techniques: Remove containers from fire area if safe, keep containers cool by spraying with water
Hazardous Combustion Products: Carbon dioxide, carbon monoxide, cobalt oxides, organic vapors
Personal Precautions: Evacuate unnecessary personnel, ventilate area, keep away from open flames and sources of heat
Protective Equipment: Wear gloves, goggles, chemical-resistant clothing, and respiratory protection in fog/mist
Environmental Precautions: Prevent further spillage or leakage, keep out of sewers, drains, and water bodies
Cleanup Methods: Absorb with earth, sand, or suitable inert absorbent. Shovel residue into closed, labeled containers for disposal. Wash contaminated area thoroughly.
Disposal: Refer to local disposal regulations for hazardous waste
Handling: Ensure proper ventilation. Use local exhaust in areas lacking airflow. Do not breathe vapors or spray. Avoid skin and eye contact. Entirely prohibit eating, drinking, or smoking nearby.
Storage Conditions: Store in tightly closed containers in a cool, dry, well-ventilated place. Keep away from direct sunlight, oxidizing agents, strong acids, and bases. Store away from incompatible substances.
Storage Temperature: 5-35°C is ideal for product stability
Incompatible Materials: Strong oxidizers, acids, alkalis, halogens
Protect from: Heat, flames, sparks, static discharge
Occupational Exposure Limits: Cobalt compounds: ACGIH TLV 0.02 mg/m³ (TWA, inhalable fraction)
Engineering Controls: Use local exhaust ventilation, chemical fume hood, or mechanical ventilation
Personal Protective Equipment:
Gloves: Nitrile or neoprene recommended
Eye Protection: Safety goggles with side shields
Skin Protection: Chemical-resistant apron or clothing
Respiratory Protection: Use NIOSH/MSHA-approved respirator if exposure risk exists or ventilation is poor
Hygiene Measures: Wash hands, forearms, and face after handling. Remove contaminated clothing and wash before reuse.
Appearance: Purple to violet-red liquid
Odor: Ester-like, solvent smell
Odor Threshold: Not determined
pH: Not applicable
Melting Point/Freezing Point: Below 0°C
Boiling Point: Varies by solvent, typically 150-280°C
Flash Point: 41–70°C (depends on solvent type)
Evaporation Rate: Slow, relative to water
Flammability: Combustible liquid
Vapor Pressure: Low at room temperature
Vapor Density: Heavier than air
Solubility: Insoluble in water, soluble in organic solvents (e.g., mineral spirits)
Partition Coefficient (log Pow): Not measured for mixture
Auto-ignition Temperature: >200°C
Decomposition Temperature: Not established
Viscosity: Varies by formulation
Density: 0.95–1.10 g/cm³
Chemical Stability: Stable under recommended handling and storage conditions
Reactivity: Product can react with strong oxidizers producing heat and hazardous byproducts
Conditions to Avoid: Heat, open flame, sparks, static discharge, incompatible chemicals
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, cobalt fumes, organic acid vapors
Polymerization: Does not polymerize
Incompatibility: Avoid mixing with strong acids, alkalis, oxidizers, halogenated compounds
Routes of Exposure: Inhalation, skin contact, ingestion, eye contact
Acute Toxicity: Harmful if swallowed or inhaled (LD50 oral, rat: 3129 mg/kg for related compounds)
Skin Corrosion/Irritation: Causes skin irritation, may cause allergic reaction after prolonged/repeated exposure
Serious Eye Damage/Irritation: Causes eye irritation
Respiratory or Skin Sensitization: May cause allergic skin or respiratory reaction
Carcinogenicity: Cobalt compounds classified as Category 2 carcinogen (suspected of causing cancer)
Reproductive Toxicity: Some cobalt salts linked to reproductive effects at high exposures
Target Organ Effects: Skin, respiratory tract, liver, kidneys
Symptoms: Redness, dermatitis, respiratory discomfort, shortness of breath on repeated exposure
Aquatic Toxicity: Highly toxic to aquatic organisms, such as fish and invertebrates; risk increases with direct contamination of water
Persistence and Degradability: Not readily biodegradable; cobalt compounds stay in sediment and may accumulate
Bioaccumulation: Cobalt can accumulate in aquatic organisms, possibly transferring up food chains
Soil Mobility: Limited mobility in soil, binds strongly to organic matter and mineral components
Other Effects: Product may impair water quality at low concentrations if released
Disposal Methods: Dispose of waste and residues following all local, regional, and national regulations.
Do Not: Discharge into drains, surface or groundwater
Container Disposal: Empty containers and packaging must be managed as hazardous waste; puncture and triple-rinse before final disposal if allowed
Preferred Options: Send to licensed chemical waste treatment plant or incinerator
Special Precautions: Avoid landfill if better alternatives exist for hazardous substances
UN Number: Not regulated under standard UN transport classifications for dangerous goods in most jurisdictions, but local guidelines must be consulted
Proper Shipping Name: Check for the exact solvent base; may fall under Flammable Liquid categories
Transport Hazard Class: Flammable Liquid as per solvent (e.g., Class 3 for mineral spirits-based products)
Packing Group: III, based on flash point and solvent quantity
Labels Required: Flammable Liquid, Environmentally Hazardous (if required)
Marine Pollutant: May be classified as such under IMDG, check specific shipping requirements
Special Precautions: Protect against physical damage, keep away from heat and sources of ignition throughout transport
Chemical Inventory Status: Present on TSCA, EINECS, and many global inventories
OSHA Regulations: Covered under OSHA Hazard Communication Standard; skin, respiratory hazard
SARA Title III: Cobalt compounds may trigger reporting as hazardous substances
California Prop 65: Listed for Cobalt and some related materials as carcinogens
WHMIS Classification (Canada): D2A (very toxic, carcinogen), B3 (flammable liquid, based on solvent)
Other Regional Regulations: Check specific environmental and health safety legislation for local requirements
REACH Regulation (EU): Registered substance, subject to SVHC assessment
Labeling Requirements: Use GHS/CLP compliant labels, hazard pictograms, and statements
