No metadata available
Chemical Identity
CAS Number
N/A
Formula
Various
Molecular Weight
128.17 g/mol
Exposure Limits Comparison
Health Effects
Lung Cancer
Yes
Skin Cancer
Yes
Mutagenic
Yes
Reproductive Toxicity
Yes
Ikmanda RoswatiPh.D.Indonesia
Ultrafast Laser Physics and Material InteractionsPublished
Jan 6, 2026
Polycyclic Aromatic Hydrocarbons Compound
Pahs Compound safety information for laser cleaning. Health hazards, exposure limits, and protective equipment requirements.
Chemical Properties
Detection Monitoring
- Type
- detectionMonitoring
- Id
- pahs-monitoring-methods
Environmental Impact
- Type
- environmental_impact
- Id
- pahs-environmental-data
Ppe Requirements
Reactivity
- Presentation
- descriptive
- Items
Regulatory Classification
- Presentation
- descriptive
- Items
Contaminants That Produce Polycyclic Aromatic Hydrocarbons
Polycyclic Aromatic Hydrocarbons is produced as a gaseous or particulate byproduct during laser ablation of contaminated surfaces. The generation rate and chemical form depend on the source contaminant and substrate combination. Proper exhaust ventilation and gas monitoring ensure safe working concentrations in laser cleaning enclosures.
No metadata available
Carbon Deposit Buildup
No metadata available
Carbon Soot Deposits
No metadata available
Fire and Smoke Damage
No metadata available
Rubber Compound Residue
No metadata available
Degraded Polymer Deposits
No metadata available
Paint Residue / Coating Failure Laser Cleaning
No metadata available
Exhaust System Deposits
Chemical Properties
Molecular formula, CAS number, molecular weight, and chemical structure
- Type
- chemical_properties
- Id
- pahs-physical-data
Health Effects
Adverse health impacts from exposure to this compound
- Route
- inhalation
- Effect
- Respiratory tract irritation and increased risk of lung cancer
- Severity
- high
- Onset
- long-term
- Route
- skin_contact
- Effect
- Skin irritation, dermatitis, and potential for skin cancer
- Severity
- moderate
- Onset
- short-term
- Route
- eye_contact
- Effect
- Eye irritation and conjunctivitis
- Severity
- low
- Onset
- immediate
- Route
- ingestion
- Effect
- Gastrointestinal upset and systemic toxicity leading to cancer risk
- Severity
- high
- Onset
- long-term
Personal Protective Equipment
Required safety equipment for handling this compound
- Type
- ppe_requirements
- Id
- particulate-carcinogen
- Overrides
- SpecificCompoundPolycyclic Aromatic HydrocarbonsPelPpmnull
Exposure Limits
OSHA, NIOSH, and ACGIH exposure thresholds
- OshaPelMgM3
- 0.2
- NioshRelMgM3
- 0.1
- AcgihTlvMgM3
- 0.2
Emergency Response
Procedures for handling emergencies involving this compound
- Type
- emergency_response
- Id
- flammable-gas-extremely
- Overrides
- SpecificCompoundPolycyclic Aromatic Hydrocarbons
Environmental Impact
Environmental hazards, ecological effects, and disposal considerations
- Type
- environmental_impact
- Id
- pahs-environmental-data
FAQ
Common Questions and Answers
As a laser cleaning operator, how can I best protect myself from PAH exposure during the process?
- Always prioritize engineering controls like local exhaust ventilation or fume extractors positioned near the laser work area to capture PAH vapors and particulates at the source, reducing inhalation risks in industrial settings. Wear appropriate personal protective equipment, including a NIOSH-approved respirator with organic vapor cartridges, nitrile gloves, and protective eyewear, especially when cleaning surfaces that may release PAHs from organic residues or coatings. Monitor air quality regularly with real-time detectors for PAHs, and ensure exposure stays below OSHA's permissible limits (e.g., 0.2 mg/m³ for coal tar pitch volatiles as a proxy), stopping work if levels approach thresholds.
Monitoring Systems
Real-time monitoring equipment and workplace air sampling methods
- Type
- detectionMonitoring
- Id
- pahs-monitoring-methods
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