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Material Safety Data Sheet (MSDS): Nitrobitumen

Identification

Product Name: Nitrobitumen
Chemical Family: Modified bituminous compound
Manufacturer: Industrial Petroleum Solutions
Address: 100 Campus Drive, Sterling Park, MI, USA
Telephone: 1-800-555-1902 (emergency line available 24/7)
Recommended Use: Road surfacing, waterproofing, sealing
SDS Date: 2024-01-18
Synonyms: Nitrogen-Enhanced Bitumen, Nitro Asphalt Blend

Hazard Identification

GHS Classification: Flammable Liquid (Category 2), Acute Toxicity Inhalation (Category 4), Skin Irritant (Category 2), Eye Irritant (Category 2A), Carcinogenicity (Category 2)
Signal Word: Danger
Hazard Pictograms: Flame, Exclamation Mark, Health Hazard
Hazard Statements: May cause eye and skin irritation. May cause respiratory irritation. Flammable liquid and vapor. Suspected of causing cancer through prolonged or repeated exposure.
Precautionary Statements: Avoid breathing fumes, vapors, or mist. Wear protective clothing. Keep away from heat and ignition sources. Use explosion-proof electrical equipment.

Composition / Information on Ingredients

Bitumen (CAS No. 8052-42-4): 60–85%
Nitro Compounds (CAS No. 8013-07-8): 10–30%
Solvent Naphtha (CAS No. 64742-95-6): 3–8%
Residual Hydrocarbons: 1–2%
Additives/Modifiers: <1% (proprietary blend)

First Aid Measures

Eye Contact: Rinse eyes under gently flowing water for at least 20 minutes. Remove contact lenses if present and easy to do. Seek immediate medical attention.
Skin Contact: Rinse skin with cool running water for 20 minutes. Remove soiled clothing and launder before reuse. Do not forcibly remove hardened product from skin; use mineral oil or medical assistance.
Inhalation: Move person to fresh air. Monitor breathing and pulse. If symptoms persist or breathing becomes difficult, seek medical attention.
Ingestion: Rinse mouth thoroughly. Never induce vomiting. Get prompt medical advice.

Fire-Fighting Measures

Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide, sand
Unsuitable Media: Direct water jets cause splattering
Specific Hazards: Combustion releases toxic gases including nitrogen oxides, carbon monoxide, and volatile organic compounds
Special PPE for Firefighters: Full protective suit, self-contained breathing apparatus, insulated gloves and fire boots
Fire Hazards: Vapors may form explosive mixtures with air above flashpoint temperatures

Accidental Release Measures

Personal Protection: Wear chemical-resistant gloves, eye and face protection, and impervious clothing
Leak Procedures: Isolate the spill area with non-flammable barriers. Contain liquid using sand, earth, or other inert material. Prevent from entering drains or waterways.
Clean-up Methods: Scoop or absorb residue with non-combustible absorbents. Shovel collected waste into labeled containers for disposal.
Environmental Precautions: Notify relevant environmental authorities if material enters soil or water systems.

Handling and Storage

Handling: Use only in well-ventilated places. Avoid skin and eye contact. Keep containers closed when not in use. Ground all equipment to prevent buildup of static electricity. Employ vapor control systems as needed.
Storage: Store in tightly sealed original containers. Keep in cool, dry, and designated flammable storage areas away from incompatible materials like strong oxidizers and acids. Maintain ambient temperatures below flash point. Post appropriate hazard signage.

Exposure Controls and Personal Protection

Engineering Controls: Mechanical (fume hoods, exhaust fans) ventilation at points of emission. Maintain workplace air levels well below established exposure limits.
Personal Protective Equipment (PPE): Flame-resistant clothing, chemical splash goggles, face shield, chemical-resistant gloves (nitrile or neoprene), work boots, and, if required, NIOSH-approved respirators
Exposure Limits: Bitumen: ACGIH TLV 0.5 mg/m³ (inhalable fraction, 8-hr TWA); Nitro derivatives: OSHA PEL 1 ppm
Hygiene Measures: Wash hands, face, and exposed skin after handling. Do not eat, drink, or smoke in work area.

Physical and Chemical Properties

Appearance: Dark brown or black, viscous semi-solid
Odor: Pungent, tar-like, with distinct chemical sharpness
Melting Point: 120–140°C
Boiling Point: Above 300°C
Flash Point: 34°C (closed cup, for solvent blends)
Vapor Pressure: Low at ambient temperature
Density: 1.10–1.25 g/cm³
Solubility: Insoluble in water; soluble in most organic solvents
pH: Not applicable
Viscosity: High (varies by formulation)

Stability and Reactivity

Chemical Stability: Stable under normal ambient storage and handling conditions
Reactivity: Reacts with strong oxidizers, acids, and alkalis, releasing heat and gases
Hazardous Reactions: May release toxic fumes when heated to decomposition, including sulfur oxides, carbon monoxide, and nitrogen oxides
Conditions to Avoid: Open flames, high heat, static discharge, strong oxidizing materials, and prolonged exposure to sunlight
Incompatible Materials: Chlorinated compounds, strong acids, and peroxides

Toxicological Information

Likely Routes of Exposure: Inhalation, skin contact, eye contact
Acute Effects: Causes irritation of skin, eyes, and respiratory tract. Prolonged exposure may result in chemical burns or systemic toxicity.
Chronic Effects: Long-term inhalation or skin exposure can lead to sensitization, dermatitis, and increased cancer risk due to polycyclic aromatic hydrocarbons (PAHs).
Carcinogenicity: Classified as Group 2B (possibly carcinogenic) by IARC
Other Data: Repeated or prolonged contact amplifies risk of respiratory and skin effects. Nitro compounds linked with blood or liver toxicity in animal studies.

Ecological Information

Aquatic Toxicity: Very toxic to aquatic organisms. Can cause long-term adverse effects in the aquatic environment.
Persistence and Degradability: Low biodegradability. Tends to remain in soil and sediments.
Bioaccumulation Potential: Contains hydrocarbons with high potential for bioaccumulation in aquatic and terrestrial organisms.
Soil Mobility: Low mobility; binds strongly to sediments.
Other Adverse Environmental Effects: Runoff may cause long-lasting damage to ecosystems and groundwater.

Disposal Considerations

Waste Disposal: Manage as hazardous waste according to local laws. Do not discard in municipal landfills or sewer systems.
Disposal Containers: Use compatible, tightly sealed containers with proper labeling.
Disposal Methods: Preferred method involves high-temperature incineration at licensed facilities. Residues and contaminated packaging follow same protocol.
Special Precautions: Transport and disposal services should be equipped for hazardous materials. Track waste movement using manifests.

Transport Information

UN Number: UN3257
Proper Shipping Name: Elevated Temperature Liquid, N.O.S. (Nitrobitumen Blend)
Hazard Class: 9 (Miscellaneous Dangerous Goods)
Packing Group: III
Labels Required: Flammable liquid, Environmentally Hazardous Substance
Transport Precautions: Ship in insulated, sealed tankers or drums. Keep upright and away from foodstuffs and animal feed. Emergency response guide number: 128.
Additional Requirements: Check with local and international transport authorities for updates or route-specific restrictions.

Regulatory Information

OSHA Status: Hazardous chemical, covered under OSHA Hazard Communication Standard
TSCA Status: All ingredients listed or exempted
EPA Hazard Categories: Immediate (Acute) Health Hazard, Fire Hazard
SARA Title III Reporting: Contains components subject to SARA 302, 311, 312 requirements
CERCLA Reportable Quantity: Check local, state, and federal regulations for threshold quantities
International Regulations: Classified as dangerous good under IATA, IMDG, ADR. Safety Data available on request from local competent authorities.
Workplace Labeling: Clearly label work areas and secondary containers. Provide staff with regular safety training updates.