*  Exposure Controls/Personal Protection  *
Respiratory Protection:SPECIFIC RESP SELECTED MUST BE BASED ON CONTAM
    LEVS FOUND IN WORK PLACE, MUST NOT EXCEED WORKING LIMITS OF RESP &
Ventilation:PROVIDE LOCAL EXHAUST VENTILATION SYSTEM TO MEET PUBLISHED
    EXPOSURE LIMITS.
Other Protective Equipment:EMPLOYEE MUST WEAR APPROP PROT (IMPERVIOUS)
    CLTHG & EQUIP TO PVNT RPTD/PRLNGD SKIN CONT W/SUBSTANCE. WHERE
    THERE(SUPDAT)
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
MATERIALS TO AVOID: CHLORINE TRIFLUORIDE: MAY IGNITE. INTERHALOGENS:
    INCOMPATIBLE. MAGNESIUM POWDER: MAY IGNITE OR EXPLO WHEN HEATED.
    PHOSPHORUS PENTACHLORIDE: INCANDESCES BRILLIANTLY ON HEATING. SULF
    UR (SUBLIMED): MAY IGNITE OR EXPLO WHENHEATED. OTHER PROTECTIVE
    EQUIPMENT: IS ANY POSSIBILITY THAT AN (ING 2)
*  Product Identification  *
Product ID:MAGNESIUM OXIDE
*  Composition/Information on Ingredients  *
    NIOSH/MSHA APPRVD SUPP-AIR RESP OPER IN CONTINUOUS-FLOW MODE.(ING
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
    POS-PRESS MODE. ESCAPE:ANY NIOSH/MSHA APPRVD AIR-PURIFYING, (ING
OSHA PEL:N/K 
ACGIH TLV:N/K 
    ESCAPE-TYPE, NIOSH/MSHA APPRVD SCBA.FOR FIREFIGHTING & OTHER(ING
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
    SCBA OPER IN PRESS-DEMAND OR OTHER POSITIVE-PRESSURE MODE.
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:FIRST AID PROC: OCCAS LIFTING UPPER & LOWER LIDS, UNTIL NO
OSHA PEL:N/K 
ACGIH TLV:N/K 
OSHA PEL:N/K 
ACGIH TLV:N/K 
    ANTIDOTE. TREAT SYMPTOMATICALLY AND SUPPORTIVELY.
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:MAGNESIUM OXIDE
Ingred Name:SUPP DATA: EMPLOYEE'S EYES MAY BE EXPOS TO SUBSTANCE,
    EMPLOYER SHOULD PROVIDE AN EYE WASH FOUNTAIN W/IN IMMED (ING 3)
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:ING 2: WORK AREA FOR EMERGENCY USE.
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:EFTS OF OVEREXP:RAPIDLY, BUT IS QUICKLY LOST. ALL SYMPS
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:ING 4:MAY CAUSE SLIGHT IRRIT, REDNESS & PAIN. INGEST: MAY
    CAUSE DIARR. MAGNESIUM SALTS ARE GEN SO SLOWLY ABSORBED(ING 6)
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:ING 5: THAT ORAL ADMIN CAUSES NOTHING MORE THAN PURGING. IF
    EVACUATION FAILS, MUCOSAL IRRIT & ABSORB MAY OCCUR. (ING 7)
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:ING 6: MAGNESIUM MAY PRDCE CNS DEPRESS, ABOLITION OF
    REFLEXES & DEATH FROM RESP PARALYSIS. CHRONIC: INHAL: MAY (ING 8)
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:ING 7: CAUSE RESP TRACT IRRIT, NASAL CATARRH & COUGHING UP
    OF DISCOLORED SPUTUM. THERE IS NO EVIDENCE OF LUNG INJ(ING 9)
OSHA PEL:N/K 
ACGIH TLV:N/K 
Ingred Name:ING 8:FROM INHAL OF MAGNESIUM DUST. SKIN: NO DATA
    AVAIL.EYE: RPTD/PRLNGD EXPOS MAY CAUSE CONJUNCT. INGEST:NO DATA
    AVAIL.
OSHA PEL:N/K 
ACGIH TLV:N/K 
*  Hazards Identification  *
Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NOOSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL: DUST MAY CAUSE RESP TRACT
    IRRIT. METAL FUME FEVER, AN INFLUENZA-LIKE ILLNESS, MAY OCCUR IF
    FRESHLY FORMED MAGNESIUM OXIDE FUMES COMPOSED OF PARTICLES SIZED
    METALLIC (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT.
Effects of Overexposure:HLTH HAZ:OR FOUL TASTE IN MOUTH. OTHER SYMPS
    MAY INCL UPPER RESP TRACT IRRIT ACCOMPANIED BY COUGHING & DRYNESS
    OF MUC MEMB, LASSITUDE & GENERALIZED FEELING OF MALAISE. FEVER,
    CHILLS, MUSCULAR PAIN, MI LD-SEV HDCH, NAUS, OCCAS VOMIT, DIARR,
    PROSTRATION & LEUKOCYTOSIS MAY ALSO OCCUR. TOLERANCE TO FUMES
    DEVELOPS (ING 4)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.
*  First Aid Measures  *
First Aid:INHAL:REMOVE FROM EXPOS AREA TO FRESH AIR IMMED. IF BRTHG HAS
    STOPPED, PERFORM ARTF RESP. KEEP PERSON WARM & AT REST. TREAT SYMP
    & SUPPORTIVELY. GET MED ATTN IMMED. SKIN:REMOVE CONTAMD CLTHG &
    SHOES I MMED. WASH AFFECTED AREA W/SOAP OR MILDDETERGENT & LRG AMTS
    MED ATTN IMMED. EYE:WASH IMMED W/LRG AMTS OF WATER/NORM SALINE,(ING
*  Fire Fighting Measures  *
Extinguishing Media:EXTINGUISH USING AGENT SUITABLE FOR TYPE OF
    SURROUNDING FIRE.
Fire Fighting Procedures:WEAR NIOSH/MSHA APPROVED SCBA AND FULL
    PROTECTIVE EQUIPMENT . NO ACUTE HAZARD. MOVE CNTNR FROM FIRE AREA
    IF POSS. AVOID BRTHG VAPS/DUSTS; KEEP UPWIND.
Unusual Fire/Explosion Hazard:NEGLIGIBLE FIRE HAZARD WHEN EXPOSED TO
    HEAT OR FLAME.
*  Accidental Release Measures  *
Spill Release Procedures:SOAK UP SPILL WITH VERMICULITE OR OTHER
    ABSORBENT MATERIAL AND PLACE INTO SUITABLE CONTAINERS FOR LATER
    DISPOSAL.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.
*Handling and Storage  *
Handling and Storage Precautions:STORE AWAY FROM INCOMPATIBLE
    SUBSTANCES.
Other Precautions:OBSERVE ALL FEDERAL, STATE AND LOCAL REGULATIONS WHEN
    STORING OF SUBSTANCE. FOR ASSISTANCE, CONTACT DISTRICT DIRECTOR OF
    ENVIRONMENTAL PROTECTION AGENCY.
*  Physical/Chemical Properties  *
HCC:N1
Solubility in Water:SLIGHTLY SOLUBLE
Appearance and Odor:ODORLESS, FINE WHITE POWDER.
*  Stability and Reactivity Data  *
Stability Indicator/Materials to Avoid:YES
ACIDS (STRONG): VIOLENT RXN. ALUMINUM POWDER: MAY IGNITE/EXPLO WHEN
    HEATED. BROMINE PENTAFLUORIDE: VIOLENT RXN. (SUPDAT)
Stability Condition to Avoid:NONE SPECIFIED BY MANUFACTURER.
Hazardous Decomposition Products:THERMAL DECOMPOSITION MAY RELEASE
    TOXIC AND/OR HAZARDOUS GASES.
*  Disposal Considerations  *
Waste Disposal Methods:OBSERVE ALL FEDERAL, STATE AND LOCAL REGULATIONS
    WHEN DISPOSING OF SUBSTANCE. FOR ASSISTANCE, CONTACT DISTRICT
    DIRECTOR OF ENVIRONMENTAL PROTECTION AGENCY.
