MSDS - MAGNESIUM
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1 - PRODUCT IDENTIFICATION
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PRODUCT NAME: MAGNESIUM
FORMULA: MG
FORMULA WT: 24.30
CAS NO.: 7439-95-4
NIOSH/RTECS NO.: OM2100000
PRODUCT CODES: 2416
EFFECTIVE: 10/24/86
REVISION #03
PRECAUTIONARY LABELLING
BAKER SAF-T-DATA(TM) SYSTEM
HEALTH - 1 SLIGHT
FLAMMABILITY - 4 EXTREME (FLAMMABLE)
REACTIVITY - 3 SEVERE (WATER REACTIVE)
CONTACT - 1 SLIGHT
HAZARD RATINGS ARE 0 TO 4 (0 = NO HAZARD; 4 = EXTREME HAZARD).
LABORATORY PROTECTIVE EQUIPMENT
SAFETY GLASSES; LAB COAT; CLASS D EXTINGUISHER
PRECAUTIONARY LABEL STATEMENTS
WARNING
CAUSES IRRITATION
DUST MAY FORM FLAMMABLE AND EXPLOSIVE MIXTURE WITH AIR, ESPECIALLY
WHEN DAMP.
KEEP AWAY FROM HEAT, SPARKS, FLAME.
DO NOT BREATHE DUST. KEEP IN TIGHTLY CLOSED CONTAINER. USE WITH
ADEQUATE VENTILATION. WASH THOROUGHLY AFTER HANDLING. IN CASE OF FIRE,
DO NOT USE WATER. USE DRY SAND, EARTH OR SODA ASH. IN CASE OF SPILL,
SWEEP UP AND CAREFULLY REMOVE.
SAF-T-DATA(TM) STORAGE COLOR CODE: RED STRIPE (STORE SEPARATELY)
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2 - HAZARDOUS COMPONENTS
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COMPONENT % CAS NO.
MAGNESIUM 90-100 7439-95-4
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3 - PHYSICAL DATA
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BOILING POINT: 1107 C ( 2025 F) VAPOR PRESSURE(MM HG): N/A
MELTING POINT: 650 C ( 1202 F) VAPOR DENSITY(AIR=1): 0.84
SPECIFIC GRAVITY: 1.74 EVAPORATION RATE: N/A
(H2O=1) (BUTYL ACETATE=1)
SOLUBILITY(H2O): DECOMPOSES % VOLATILES BY VOLUME: 0
APPEARANCE & ODOR: SILVERY, WHITE METALLIC POWDER.
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4 - FIRE AND EXPLOSION HAZARD DATA
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FLASH POINT (CLOSED CUP 634 C ( 1175 F) NFPA 704M RATING: 0-1-2 W
FLAMMABLE LIMITS: UPPER - N/A % LOWER - N/A %
FIRE EXTINGUISHING MEDIA
SMOTHER WITH DRY SODA ASH. NEVER USE WATER OR CHEMICAL FIRE
EXTINGUISHERS.
SPECIAL FIRE-FIGHTING PROCEDURES
FIREFIGHTERS SHOULD WEAR PROPER PROTECTIVE EQUIPMENT AND SELF-CONTAINED
BREATHING APPARATUS WITH FULL FACEPIECE OPERATED IN POSITIVE PRESSURE MODE.
MOVE CONTAINERS FROM FIRE AREA IF IT CAN BE DONE WITHOUT RISK. USE WATER
TO KEEP FIRE-EXPOSED CONTAINERS COOL.
BURNS WITH A VERY BRIGHT FLAME, FIRE GLASSES MUST BE WORN.
UNUSUAL FIRE & EXPLOSION HAZARDS
REACTS VIOLENTLY WITH WATER PRODUCING HIGHLY FLAMMABLE VAPORS.
CONTACT WITH STRONG OXIDIZERS MAY CAUSE FIRE OR EXPLOSION.
DUST MAY FORM EXPLOSIVE MIXTURE WITH AIR.
TOXIC GASES PRODUCED
HYDROGEN GAS
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5 - HEALTH HAZARD DATA
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TLV IS LISTED FOR MAGNESIUM OXIDE FUME.
THRESHOLD LIMIT VALUE (TLV/TWA): 10 MG/M3 ( PPM)
CARCINOGENICITY: NTP: NO IARC: NO Z LIST: NO OSHA REG: NO
EFFECTS OF OVEREXPOSURE
INHALATION OF DUST MAY CAUSE IRRITATION TO UPPER RESPIRATORY TRACT.
INHALATION OF FUMES MAY RESULT IN LEUKOCYTOSIS.
CONTACT MAY CAUSE IRRITATION OF SKIN, EYES, AND MUCOUS MEMBRANES.
TARGET ORGANS
RESPIRATORY SYSTEM, EYES
MEDICAL CONDITIONS GENERALLY AGGRAVATED BY EXPOSURE
NONE IDENTIFIED
ROUTES OF ENTRY
INHALATION, SKIN CONTACT, EYE CONTACT
EMERGENCY AND FIRST AID PROCEDURES
CALL A PHYSICIAN.
IF SWALLOWED, DO NOT INDUCE VOMITING; IF CONSCIOUS, GIVE LARGE AMOUNTS OF
WATER.
IF INHALED, REMOVE TO FRESH AIR. IF NOT BREATHING, GIVE ARTIFICIAL
RESPIRATION. IF BREATHING IS DIFFICULT, GIVE OXYGEN.
IN CASE OF CONTACT, IMMEDIATELY FLUSH EYES WITH PLENTY OF WATER FOR AT
LEAST 15 MINUTES. FLUSH SKIN WITH WATER.
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6 - REACTIVITY DATA
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STABILITY: STABLE HAZARDOUS POLYMERIZATION: WILL NOT OCCUR
CONDITIONS TO AVOID: MOISTURE, HEAT, FLAME, OTHER SOURCES OF IGNITION
INCOMPATIBLES: STRONG OXIDIZING AGENTS, STRONG ACIDS, WATER, HALOGENS,
CYANIDES
DECOMPOSITION PRODUCTS: HYDROGEN
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7 - SPILL AND DISPOSAL PROCEDURES
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STEPS TO BE TAKEN IN THE EVENT OF A SPILL OR DISCHARGE
WEAR SUITABLE PROTECTIVE CLOTHING. SHUT OFF IGNITION SOURCES; NO FLARES,
SMOKING, OR FLAMES IN AREA. DO NOT USE WATER.
WITH CLEAN SHOVEL, PLACE MATERIAL INTO CLEAN, DRY CONTAINER AND COVER.
MOVE CONTAINER(S) FROM SPILL AREA.
DISPOSAL PROCEDURE
DISPOSE IN ACCORDANCE WITH ALL APPLICABLE FEDERAL, STATE, AND LOCAL
ENVIRONMENTAL REGULATIONS.
EPA HAZARDOUS WASTE NUMBER: D001, D003 (IGNITABLE, REACTIVE WASTE)
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8 - PROTECTIVE EQUIPMENT
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VENTILATION: USE ADEQUATE GENERAL OR LOCAL EXHAUST VENTILATION
TO KEEP FUME OR DUST LEVELS AS LOW AS POSSIBLE.
RESPIRATORY PROTECTION: NONE REQUIRED WHERE ADEQUATE VENTILATION
CONDITIONS EXIST. IF AIRBORNE CONCENTRATION IS
HIGH, USE AN APPROPRIATE RESPIRATOR OR DUST MASK.
EYE/SKIN PROTECTION: SAFETY GLASSES WITH SIDESHIELDS, PROPER GLOVES ARE
RECOMMENDED.
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9 - STORAGE AND HANDLING PRECAUTIONS
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SAF-T-DATA(TM) STORAGE COLOR CODE: RED STRIPE (STORE SEPARATELY)
SPECIAL PRECAUTIONS
KEEP CONTAINER TIGHTLY CLOSED. STORE AWAY FROM WATER OR LOCATIONS WHERE
WATER MAY BE USED TO EXTINGUISH FIRE.
STORE IN A COOL, WELL-VENTILATED AREA AWAY FROM SOURCES OF HEAT, FLAME, OR
IGNITION.
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10 - TRANSPORTATION DATA AND ADDITIONAL INFORMATION
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DOMESTIC (D.O.T.)
PROPER SHIPPING NAME MAGNESIUM METAL (POWDERED)
HAZARD CLASS FLAMMABLE SOLID
UN/NA UN1869
LABELS FLAMMABLE SOLID, DANGEROUS WHEN WET
INTERNATIONAL (I.M.O.)
PROPER SHIPPING NAME MAGNESIUM, POWDER, NON-PYROPHORIC
HAZARD CLASS 4.3
UN/NA UN1418
LABELS DANGEROUS WHEN WET