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primidone 125-33-7 MSDS

Section 1. Chemical Product and Company Identification
    Common Name/
    Trade Name
    Commercial Name(s)
    Chemical Name
    Chemical Family

Section 3. Hazards Identification
    Potential Acute Health Effects Slightly hazardous in case of skin contact (irritant), of eye contact (irritant), of ingestion, of inhalation.
    Potential Chronic Health        CARCINOGENIC EFFECTS: Not available.    
    Effects        MUTAGENIC EFFECTS: Mutagenic for bacteria and/or yeast.    
    TERATOGENIC EFFECTS: Not available.
    Repeated or prolonged exposure is not known to aggravate medical condition.

Section 4. First Aid Measures
    Eye Contact        Check for and remove any contact lenses. In case of contact, immediately flush eyes with plenty of water for at    
    least 15 minutes. Cold water may be used. WARM water MUST be used. Get medical attention if irritation
    Skin Contact        Wash with soap and water. Cover the irritated skin with an emollient. Get medical attention if irritation develops.    
    Serious Skin Contact        Not available.    
    Inhalation        If inhaled, remove to fresh air. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get    
    medical attention.
    Serious Inhalation        Not available.    
    Do NOT induce vomiting unless directed to do so by medical personnel. Never give anything by mouth to an
    unconscious person. If large quantities of this material are swallowed, call a physician immediately. Loosen tight
    clothing such as a collar, tie, belt or waistband.
    Serious Ingestion        Not available.    

Section 5. Fire and Explosion Data
    Flammability of the Product May be combustible at high temperature.
    Auto-Ignition Temperature Not available.
    Flash Points        Not available.    
    Flammable Limits        Not available.    
    Products of Combustion        These products are carbon oxides (CO, CO2), nitrogen oxides (NO, NO2...).    
    Fire Hazards in Presence of Slightly flammable to flammable in presence of heat.
    Various Substances
    Explosion Hazards in Presence Risks of explosion of the product in presence of mechanical impact: Not available.
    of Various Substances        Risks of explosion of the product in presence of static discharge: Not available.    
    Fire Fighting Media        SMALL FIRE: Use DRY chemical powder.    
    LARGE FIRE: Use water spray, fog or foam. Do not use water jet.
    and Instructions
    Special Remarks on        As with most organic solids, fire is possible at elevated temperatures.    
    Fire Hazards        Material in powder form, capable of creating a dust explosion.    
    When heated to decomposition it emits toxic fumes of nitrogen oxides
    Special Remarks on Explosion Fine dust dispersed in air in sufficient concentrations, and in the presence of an ignition source is a potential dust
    explosion hazard.

Section 6. Accidental Release Measures
    Small Spill        Use appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by    
    spreading water on the contaminated surface and dispose of according to local and regional authority
    Large Spill        Use a shovel to put the material into a convenient waste disposal container. Finish cleaning by spreading water    
    on the contaminated surface and allow to evacuate through the sanitary system.

Section 7. Handling and Storage
    Precautions        Keep locked up.. Keep away from heat. Keep away from sources of ignition. Empty containers pose a fire risk,    
    evaporate the residue under a fume hood. Ground all equipment containing material. Do not ingest. Do not
    breathe dust. Wear suitable protective clothing. If ingested, seek medical advice immediately and show the
    container or the label.
    Keep container tightly closed. Keep container in a cool, well-ventilated area.

Section 8. Exposure Controls/Personal Protection
    Engineering Controls        Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below    
    recommended exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to
    airborne contaminants below the exposure limit.
    Personal Protection        Safety glasses. Lab coat. Dust respirator. Be sure to use an approved/certified respirator or equivalent. Gloves.    
    Personal Protection in Case of Splash goggles. Full suit. Dust respirator. Boots. Gloves. A self contained breathing apparatus should be used
    a Large Spill        to avoid inhalation of the product. Suggested protective clothing might not be sufficient; consult a specialist    
    BEFORE handling this product.
    Exposure Limits        Not available.    

Section 9. Physical and Chemical Properties
    Physical state and appearance Solid. (Crystalline powder.)        Odor        Odorless.    
    Bitter. (Slight.)
    Molecular Weight        218.3 g/mole    
    White. Off-white.
    Not available.
    pH (1% soln/water)
    Boiling Point        Not available.    
    279°C (534.2°F) - 284 C.
    Melting Point
    Critical Temperature        Not available.    
    Specific Gravity        Not available.    
    Not applicable.
    Vapor Pressure
    Vapor Density        Not available.    
    Not available.
    Odor Threshold        Not available.    
    Water/Oil Dist. Coeff.        The product is more soluble in oil; log(oil/water) = 0.9    
    Ionicity (in Water)        Not available.    
    Dispersion Properties        Not available.    
    Solubility        Very slightly soluble in cold water.    
    Insoluble in diethyl ether.
    Slightly soluble in alcohol.

Section 10. Stability and Reactivity Data
    The product is stable.
    Instability Temperature        Not available.    
    Excess heat, dust generation.
    Conditions of Instability
    Not available.
    Incompatibility with various
    Corrosivity        Not available.    
    Special Remarks on        Not available.    
    Special Remarks on        Not available.    
    Polymerization        Will not occur.    

Section 11. Toxicological Information
    Routes of Entry        Inhalation. Ingestion.    
    Toxicity to Animals        Acute oral toxicity (LD50): 280 mg/kg [Mouse].    
    Chronic Effects on Humans MUTAGENIC EFFECTS: Mutagenic for bacteria and/or yeast.
    Other Toxic Effects on        Slightly hazardous in case of skin contact (irritant), of ingestion, of inhalation.    
    Special Remarks on        Not available.    
    Toxicity to Animals
    Special Remarks on        Can cause adverse reproductive effects and birth defects (teratogenic).    
    Chronic Effects on Humans
    May affect genetic material (mutagenic).
    May cause cancer based on animal test data.
    Special Remarks on other        Acute Potential Health Effects:    
    Toxic Effects on Humans        Skin: May cause skin irritation.    
    Eyes: May cause eye irritation.
    Inhalation: Dust may cause respiratory tract irritation.
    Ingestion: May be harmful if swallowed. It can cause nausea, vomiting. It can affect behavior/central nervous
    system (sedation, vertigo, dizziness, ataxia, fatigue, irritability, drowsiness, hallucinations), eyes/vision (diplopia,
    nystagmus). In rare instances, it may also cause maculopapular and morbilliform rash, and systemic Lupus
    erythematosus, osteomalacia, and lymphadenopathy and may affect the blood (leukopenia, thrombocytopenia,
    megaloblastic anemia).

Section 12. Ecological Information
    Ecotoxicity        Not available.    
    BOD5 and COD        Not available.    
    Possibly hazardous short term degradation products are not likely. However, long term degradation products may
    Products of Biodegradation
    The products of degradation are less toxic than the product itself.
    Toxicity of the Products
    of Biodegradation
    Special Remarks on the        Not available.    
    Products of Biodegradation

Section 13. Disposal Considerations
    Waste Disposal        Waste must be disposed of in accordance with federal, state and local environmental    
    control regulations.

Section 14. Transport Information
    DOT Classification        Not a DOT controlled material (United States).    
    Not applicable.
    Not applicable.
    Special Provisions for
    DOT (Pictograms)

Section 15. Other Regulatory Information and Pictograms
    California prop. 65: This product contains the following ingredients for which the State of California has found to
    Federal and State
    cause cancer, birth defects or other reproductive harm, which would require a warning under the statute:
    California prop. 65: This product contains the following ingredients for which the State of California has found to
    cause cancer which would require a warning under the statute: Primidone
    California        California prop. 65: This product contains the following ingredients for which the State of California has found    
    Proposition 65        to cause cancer which would require a warning under the statute: Primidone    
    California prop. 65: This product contains the following ingredients for which the State of California has found
    to cause birth defects which would require a warning under the statute: No products were found.
    Other Regulations        OSHA: Hazardous by definition of Hazard Communication Standard (29 CFR 1910.1200).    
    EINECS: This product is on the European Inventory of Existing Commercial Chemical Substances (EINECS No.
    Canada: Listed on Canadian Domestic Substance List (DSL).
    China: Not listed on National Inventory.
    Japan: Not listed on National Inventory (ENCS).
    Korea: Listed on National Inventory (KECI).
    Philippines: Not listed on National Inventory (PICCS).
    Australia: Listed on AICS.
    WHMIS (Canada) Not controlled under WHMIS (Canada).
    Other Classifications
    DSCL (EEC)        R22- Harmful if swallowed.        S46- If swallowed, seek medical advice    
    immediately and show this container or label.
    Health Hazard
    HMIS (U.S.A.)        1 National Fire Protection    
    1 Flammability
    1 Association (U.S.A.)
    Fire Hazard
    1 0 Reactivity
    Specific hazard
    Personal Protection
    WHMIS (Canada)
    DSCL (Europe)
    TDG (Canada)
    ADR (Europe)
    Protective Equipment
    Lab coat.
    Dust respirator. Be sure to use an
    approved/certified respirator or


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