Product ID:M-7, MAGNESIUM
MSDS Date:04/11/1986
FSC:6810
NIIN:00N015846
MSDS Number: BNVFT

FISHER SCIENTIFIC

1 REAGENT LANE
FAIR LAWN, NJ 07410-2802
US

Emergency Phone: 201-796-7100;800-424-9300(CHEMTREC)

Info Phone: 201-796-7100

Cage: 1B464

FISHER SCIENTIFIC CO. CHEMICAL MFG DIV

FAIRLAWN, NJ 07410-2802 US

Telephone: 201-796-7100

Cage: 1B464

VIOLENTLY UNLESS MOISTURE IS PRESENT. MAY IGNITE IF

RTECS: 9999999ZZ

BURNS TO FORM PUDDLES OF MOLTEN MAGNESIUM, WHICH

RTECS: 9999999ZZ

AFTER FIRE IS OUT.

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MOIST AIR, STREAM,

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SILICON DIOXIDE AND OTHERS. FOR COMPLETE

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METAL IN ANTERIOR CHAMBER OF EYES

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NO APPARENT INJURY. INTRAOCULAR PRESS REMAINED

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CONT W/TISSUE WILL CAUSE IRRIT W/BURNS OF GI

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IRRIT & COUGH W/COLORED SPUTUM.

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DRY CONTR & COVER; MOVE CONTR FROM SPILL AREA.

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MATL & PLACE INTO CONTR FOR LATER DISP. FOR LARGER

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W/PLASTIC SHEET/TARP TO MIN SPREADING. KEEP UNNEC

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COLLECTOR UNITS WHERE MAGNESIUM MAY BE PRESENT.

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MAGNESIUM

CAS: 7439-95-4

RTECS: OM2100000

Fraction By Weight: 100%

(DUST, FLAKES, POWDER) IT MAY BE IGNITED BY

RTECS: 9999999ZZ

LD50 LC50 Mixture:NONE SPECIFIED BY MANUFACTURER.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:YES
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE:INHAL:DUST MAY CAUSE MUCOUS
MEMBRANE IRRIT. FUMES MAY IRRIT RESP SYS & CAUSE METAL FUME FEVER
W/COUGH, HDCH, FEVER, CHILLS, SNEEZING, NAUS, VOMIT, DYSPNEA, CHEST
PAIN, & LEUKOCYTOSIS. SKIN:PARTI CLES WHICH PERFORATE SKIN & GAIN
ENTRY THROUGH CUTS & SCRATCHES MAY PRODUCE SEV LOC LESION CHARACT
BY (EFTS OF OVEREXP)
Explanation of Carcinogenicity:NOT RELEVANT
Effects of Overexposure:HLTH HAZ:EVOLUTION OF GAS & AN INFLAMM
REACTION, FREQUENTLY W/NARCOSIS, A CONDITION CALLED "CHEM GAS
GANGRENE". GASEOUS BLEBS MAY DEV WITHIN 24 HRS OF INJURY
W/EXTENSIVE NECROSIS, UNCERATIONS, SUBCUTA NEOUS EMPHYSEMA, &
LYMPHANGITIS. LESIONIS VERY SLOW TO HEAL. HANDLING OF SUBSTANCE MAY
ALSO CAUSE BURNS. (ING 8)
Medical Cond Aggravated by Exposure:NONE SPECIFIED BY MANUFACTURER.

First Aid:INHAL:MOVE TO FRESH AIR IMMED. IF BRTHG HAS STOPPED, GIVE
ARTIF RESP. KEEP AFFECTED PERSON WARM & AT REST. GET MD ATTN.
SKIN:GET MD ATTN IMMED. EYE:WASH IMMED W/LRG AMTS OF WATER, OCCAS
LIFTING LIDS, UNTIL NO EVIDENCE OF METAL REMAINS (APPROX 10-20
MIN). GET MD ATTN IMMED. INGEST:IF CONSCIOUS, GIVE LRG QUANTITIES
OF WATER IMMED TO DILUTE. DO NOT INDUCE VOMIT, GET MD ATTN IMMED.

Flash Point:COMBUSTIBLE
Extinguishing Media:DRY GRAPHITE, SODA ASH, POWDERED SODIUM CHLORIDE/
OTHER SUITABLE DRY POWDER. DO NOT USE FOAM, CARBON (SUPDAT)
Fire Fighting Procedures:USE NIOSH/MSHA APPRVD SCBA & FULL PROT EQUIP .
MOVE CONTR FROM FIRE AREA IF POSS. COOL CONTR EXPOS TO FLAME W/
WATER FROM SIDE. FOR MASSIVE FIRE IN(SUPDAT
Unusual Fire/Explosion Hazard:MAGNESIUM IS DFCLT TO IGNITE BECAUSE HEAT
IS CONDUCTED RAPIDLY AWAY FROM SOURCE OF IGNIT; IT MUST BE HEATED
ABOVE ITS MELTING PT BEFORE IT WILL BURN. (SUPDAT)

Spill Release Procedures:RUNOFF TO SEWER MAY CREATE FIRE/EXPLOS HAZ.
SHUT OFF IGNIT SOURCES. DO NOT TOUCH SPILLED MATL. STOP LEAK IF
POSS WITHOUT RISK. DO NOT GET WATER ON SPILLED MATL/INSIDE CONTR.
FOR SMALL DRY SPILLS, W/CL EAN SHOVEL PLACE MATL INTO CLEAN, (ING
12)
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:PROHIBIT OPEN FLAMES, ELECT/GAS
CUTTING, WELDING EQUIP WHERE MAGNESIUM DUST IS PRODUCED/HANDLED
WHILE DUST-PRODUCING EQUIP IS IN OPERATION.
Other Precautions:CONSULT NFPA PUB 48 & 651. SPECIAL PRECAUTIONS ARE
NEEDED TO PREVENT IGNIT WHILE DRESSING WHEELS USED FOR GRINDING
MAGNESIUM CASTINGS. NONSPARKING TOOLS SHOULD BE USED WHEN MAKING
REPAIRS/ADJUSTMENTS AROUND GRINDING WHEELS, HOODS OR(ING 15)

Respiratory Protection:HIGH LEVELS:NIOSH/MSHA APPROVED SUPPLIED AIR
RESPIRATOR WITH A FULL FACEPIECE, HELMET OR HOOD OR NIOSH/MSHA
APPROVED SCBA WITH A FULL FACEPIECE.
Ventilation:PROVIDE LOCAL EXHAUST OR GENERAL DILUTION VENTILATION
SYSTEM.
Protective Gloves:IMPERVIOUS GLOVES .
Eye Protection:CHEM WORK GOGG & FULL LNGTH FCSHLD
Other Protective Equipment:EYE-WASH FOUNTAIN WITHIN THE IMMED WORK AREA
FOR EMERG USE. IMPERVIOUS CLTHG & EQUIP TO PREVENT RPTD/PRLNGD SKIN
CONT.
Work Hygienic Practices:NONE SPECIFIED BY MANUFACTURER.
Supplemental Safety and Health
EXTING MEDIA:TETRACHLORIDE/CO2. APPLICATION OF WATER SHOULD BE
CONDUCTED W/CARE TO PREVENT CONT W/BURNING/MOLTEN MAGNESIUM. AVOID
DIRECT VIEWING OF MAGNESIUM FIRES. FIRE FIGHT PROC:CARGO AREA, USE
UNM ANNED HOSE HOLDER/MONITOR NOZZ; ELSE WITHDRAW & LET FIRE BURN.
EXPLOS HAZ:HOWEVER, IN FINELY DIVIDED FORM (ING 2)

HCC:R2
Boiling Pt:B.P. Text:2025F,1107C
Melt/Freeze Pt:M.P/F.P Text:1200F,649C
Vapor Pres:1 @ 621C
Spec Gravity:1.7
Solubility in Water:INSOLUBLE
Appearance and Odor:ODORLESS, SILVER-WHITE METAL.

Stability Indicator/Materials to Avoid:YES
INCOMPATIBLE W/ACIDS, AQUEOUS SOLUTIONS OF AMMONIUM SALTS, OILS,
ALUMINUM, ETHYLENE OXIDE, HALOGENS, METHANOL, (ING 7)
Stability Condition to Avoid:REACTS W/MOISTURE, ACID, ETC TO EVOLVE
FLAMM HYDROGEN GAS. OXIDIZES IN MOIST AIR. HEAT MAY INTENSIFY SOME
(ING 6)
Hazardous Decomposition Products:DECOMPOSES ON CONTACT WITH WATER TO
FORM CORROSIVE LITHIUM HYDROXIDE AND FLAMMABLE HYDROGEN GAS.

Waste Disposal Methods:DISPOSAL MUST BE IN ACCORDANCE WITH LOCAL, STATE
AND FEDERAL REGULATIONS .

Disclaimer (provided with this information by the compiling agencies):
This information is formulated for use by elements of the Department
of Defense. The United States of America in no manner whatsoever,
expressly or implied, warrants this information to be accurate and
disclaims all liability for its use. Any person utilizing this
document should seek competent professional advice to verify and
assume responsibility for the suitability of this information to their
particular situation.