Product Name: Polyquaternium-39
Chemical Family: Cationic Hydroxyethylcellulose Derivative
Manufacturer: Contact supplier for details
Recommended Uses: Hair care, skin care, conditioning agents, personal care products
Synonyms: Polyquaternium 39, PQ-39, Cationic Hydroxyethylcellulose
CAS Number: 25136-96-1
Emergency Contact: Refer to company emergency phone number, available 24 hours
GHS Classification: Not classified as hazardous according to OSHA and GHS
Hazard Statements: May cause mild skin and eye irritation; poses minimal health risks
Pictograms: None required under normal handling
Signal Word: None
Precautionary Statements: Avoid contact with eyes and skin; do not inhale dust
Physical Hazards: Slippery when wet
Environmental Hazards: Slight risk to aquatic environments if spillage is significant
Substance: Polyquaternium-39
Chemical Formula: Proprietary cationic polymer
Concentration: Ranges from 20% to 40% (aqueous solution)
Impurities: Trace sodium chloride, water, and non-hazardous stabilizers
Other Ingredients: No hazardous components in amounts sufficient to declare under relevant regulation
Inhalation: Move person to fresh air; if irritation persists, seek medical attention
Eye Contact: Rinse with plenty of water for at least 15 minutes; remove contact lenses; consult a medical professional if symptoms continue
Skin Contact: Wash with soap and water; remove contaminated clothing
Ingestion: Rinse mouth with water; do not induce vomiting; seek medical advice if unwell
Notes for Medical Professionals: Symptoms may include irritation; treat symptomatically
Suitable Extinguishing Media: Water spray, dry chemical, foam, carbon dioxide
Special Hazards: Thermal decomposition releases nitrogen oxides and carbon oxides
Protective Equipment for Firefighters: Wear self-contained breathing apparatus and appropriate protective clothing
Firefighting Instructions: Isolate area, fight fire from upwind, prevent runoff to sewers or waterways
Combustion Products: Smoke, carbon monoxide, nitrogen oxides, other unidentified organic compounds
Personal Precautions: Avoid dust generation, wear protective equipment (gloves, goggles, mask)
Environmental Precautions: Do not allow large quantities to enter drains or watercourses
Containment: Prevent spreading by diking or absorbing with inert material
Cleanup Procedures: Sweep or shovel into suitable container, clean surface with water
Disposal: Dispose of saturated material in accordance with local, state, federal regulations
Precautions for Safe Handling: Wear suitable protective equipment, wash thoroughly after use, avoid contact with eyes and prolonged skin exposure
Storage Conditions: Store in tightly closed containers away from heat, freezing, direct sunlight
Incompatible Products: Strong oxidizing agents
Storage Temperature: Keep between 5°C and 35°C; do not allow to freeze
Specific End Use(s): Refer to technical guidance provided for each application or industry
Exposure Limits: No occupational exposure limit assigned—nuisance dust limits may apply
Engineering Controls: Ensure local/ambient exhaust, minimize dust, provide eyewash stations
Personal Protective Equipment (PPE): Wear chemical-resistant gloves, safety goggles, long-sleeve clothing
Respiratory Protection: Dust mask if dust generation likely
Hygiene Measures: Wash hands after handling, do not eat or drink in work area, launder clothing before reuse
Appearance: Clear or slightly hazy liquid or viscous gel
Physical State: Liquid in most commercial forms
Color: Colorless to pale yellow
Odor: Mild, faint
pH: Approximately 5.0 – 7.0 (typical formulation)
Melting Point/Freezing Point: Similar to water, may be damaged if frozen
Boiling Point: >100°C (aqueous solution)
Vapor Pressure: Comparable with water in dilute blends
Solubility: Fully miscible in water
Density: Around 1.0 – 1.1 g/cm³ (depending on concentration)
Viscosity: High, depending on product grade
Flammability: Non-flammable
Explosive Properties: Not explosive
Partition Coefficient: Not applicable
Chemical Stability: Stable under recommended storage conditions
Possibility of Hazardous Reactions: Unexpected reactions unlikely under normal processing
Conditions to Avoid: Extreme heat, freezing, contact with incompatible substances
Incompatible Materials: Strong oxidizing agents, strong acids
Hazardous Decomposition Products: Releases oxides of carbon and nitrogen upon strong heating or burning
Acute Toxicity: Low toxicity expected—no significant harmful effects at low or moderate exposures
Skin Corrosion/Irritation: May cause mild irritation, based on structure and similar compounds
Serious Eye Damage/Irritation: Irritation possible if splashed
Respiratory Sensitization: Dust inhalation may irritate respiratory tract
Carcinogenicity: Not listed by IARC, NTP, OSHA
Mutagenicity: No evidence from available information
Other Effects: No developmental or reproductive toxicity observed in standard testing for similar cationic polymers
Ecotoxicity: Slightly toxic to aquatic organisms in high concentrations; dilute or prevent release into wastewater
Persistence and Degradability: Slowly biodegradable; breaks down by hydrolysis and microbial action
Bioaccumulative Potential: Low; polymer molecular size too large for significant bioaccumulation
Mobility in Soil: Strong binding to soil and organic matter
Other Adverse Effects: No significant ozone depletion or global warming potential from normal use and disposal
Waste Treatment Methods: Dispose of in compliance with all local, regional, national, and international laws
Unused Product: Treat as non-hazardous polymeric waste provided local regulations permit
Container Disposal: Triple-rinse containers, puncture or crush, recycle or landfill if appropriate
Environmental Precautions: Prevent large-scale disposal into water bodies
Precautions for Cleaning Agents: Use absorbent material for cleaning equipment and dispose as normal industrial waste
UN Number: Not regulated for transport under UN, IMDG, IATA
Proper Shipping Name: Not dangerous goods
Transport Hazard Class: No hazard classification
Packing Group: Not assigned
MARINE POLLUTANT: No
Special Precautions: Ensure containers secured and upright, avoid freezing or excessive heat during transit
OSHA Status: Not classified as hazardous
TSCA (USA): Listed
DSL (Canada): Listed
REACH (EU): Polymer exemption applies; listed or considered registered
Inventory Listings: Check country-specific inventories as regulations may vary
SARA 313: No chemicals subject to reporting
Label Requirements: No special labeling, standard workplace communication advised
Other Regional Regulations: Refer to local safety and environmental regulations for sector-specific compliance
