Product ID:MAGNESIUM POWDER
MSDS Date:06/14/1993
FSC:6810
NIIN:01-324-4645
MSDS Number: BTKXS

Emergency Phone: 908-657-6451,800-424-9300(CHEMTREC)

Info Phone: 908-657-6451

Preparer: NONE

Cage: MAGNE

Cage: 81454

MAGNESIUM (FREE METALLIC)

CAS: 7439-95-4

RTECS: OM2100000

Fraction By Weight: 99.8%MIN

OTHER COMPONENTS (TYPE NOT SPECIFIED)

Fraction By Weight: <0.2%

LD50 LC50 Mixture:LD50 ORAL RAT IS UNKNOWN.
Routes of Entry: Inhalation:YES Skin:NO Ingestion:NO
Reports of Carcinogenicity:NTP:NO IARC:NO OSHA:NO
Health Hazards Acute and Chronic:ACUTE: TREAT MAGNESIUM POWDER AS A
NUISANCE DUST. EYES: MECHANICAL ABRASION, "WELDERS FLASH" FROM
VIEWING BURNING POWDER WITHOUT FIRE GLASSES. SKIN: MECHANICAL
ABRASION. INHALATION: DUST MAY IRRITATE MUCOUS MEMBRANES OR UPPER
RESPIRATORY TRACT. INGESTION: UNLIKELY. HOWEVER, INGESTING LARGE
AMOUNTS COULD CAUSE INJURY.
Explanation of Carcinogenicity:NONE
Effects of Overexposure:EYES: CORNEAL ABRASION, "WELDERS FLASH". SKIN:
ABRASION. INHALATION: MUCOUS MEMBRANE AND UPPER RESPIRATORY TRACT
IRRITATION. MAGNESIUM OXIDE FUMES MAY CAUSE METAL FUME FEVER
(FEVER, CHILLS, NAUSEA, VO MITING, MUSCLE PAIN). INGESTION: NONE
SPECIFIED BY MANUFACTURER.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH A HISTORY OF
RESPIRATORY CONDITIONS MAY BE AT INCREASED RISK.

First Aid:EYES: FLUSH WITH LARGE AMOUNTS OF WATER. GET MEDICAL
ATTENTION. SKIN: REMOVE CONTAMINATED CLOTHING. WASH AREA WITH SOAP
AND WATER TO REMOVE PARTICLES. GET MEDICAL ATTENTION IF NEEDED.
INHALATION: MOVE TO FRESH AIR. GET MEDICAL ATTENTION. INGESTION:
IF LARGE AMOUNTS OF MAGNESIUM POWDER INGESTED, INDUCE VOMITING. GET
MEDICAL ATTENTION.

Extinguishing Media:SMOTHER FIRES WITH MELTING FLUX,DRY SAND,DRY
TALC,MET-L-X POWDER,PURPLE-K POWDER,G1/OTHER SUITABLE EXTINGUISHING
AGENT.
Fire Fighting Procedures:WEAR FIRE FIGHTING GLASSES AND SCBA.(DO NOT
USE WATER, FOAM, HALOGENS, OR CARBON DIOXIDE). APPLY EXT. AGENTS
CAREFULLY TO SMOTHER AND NOT SPREAD BURNING POWDER.
Unusual Fire/Explosion Hazard:USE OF WET EXT. AGENTS WILL ACCELERATE
MAGNESIUM POWDER FIRE, RELEASE HYDROGEN AND MAY CAUSE AN EXPLOSION.
MAGNESIUM POWDER CAN EXPLODE IF SUSPENDED IN AIR.

Spill Release Procedures:PROMPTLY SWEEP UP SPILLS USING NATURAL FIBER
BRUSHES OR BROOM AND NON-SPARKING DUST PAN. AVOID DUSTING. KEEP
SPILL SWEEPINGS SEPARATE FROM OTHER TRASH. IF POWDER DRY, PLACE IN
VENTED COVERED STEEL DRU M, STORE IN SAFE AREA. REUSE POWDER IF
POSSIBLE.
Neutralizing Agent:NONE SPECIFIED BY MANUFACTURER.

Handling and Storage Precautions:STORE IN DRY AREA, AWAY FROM
COMBUSTIBLES, SOURCES OF HEAT AND IGNITION. STORE IN TIGHTLY SEALED
STEEL DRUMS. NO AUTOMATIC FIRE SPRINKLERS,NO SMOKING.
Other Precautions:DO NOT ATTEMPT TO MELT MAGNESIUM POWDER. AVOID
GENERATING DUST. NO SMOKING, OPEN FLAME, SPARKS PERMITTED WHEN
MAGNESIUM OWDER IS PRESENT. REFER TO NFPA STANDARDS.AUTOMATIC
SPRINKLERS NOT RECOMMENDED I N AREAS WHERE POWDER IS HANDLED OR
USED.

Respiratory Protection:USE NIOSH/MSHA-APPROVED RESPIRATOR WITH DUST
CARTRIDGE IF TLV IS EXCEEDED.
Ventilation:PROVIDE ADEQUATE EXPLOSION PROOF MECHANICAL (GENERAL)/LOCAL
EXHAUST VENTILATION TO MAINTAIN EXPOSURE LEVEL BELOW TLV.
Protective Gloves:USE OF PROTECTIVE GLOVES IS RECOMMENDED.
Eye Protection:SAFETY GLASSES OR GOGGLES RECOMMENDED..
Other Protective Equipment:FLAME RESISTANT CLOTHING WITHOUT CUFFS OR
POCKETS IS RECOMMENDED. AVOID WEARING FABRICS WHICH CAUSE STATIC
SPARKS.
Work Hygienic Practices:WASH AFTER HANDLING AND BEFORE EATING,
DRINKING, OR SMOKING. WORK AREAS MUST BE KEPT CLEAN AT ALL TIMES.
Supplemental Safety and Health
NO SMOKING, OPEN FLAMES, SPARKS, OR OTHER SOURCES OF IGNITION IN AREAS
OF HANDLING OR USE. ENSURE ADEQUATE GROUNDING OF EQUIPMENT AND
PERSONNEL. AVOID STATIC SPARKS. THE USE OF NON-SPARKING TOOLS AND
EQUIPMENT IS RECOMMENDED. REFER TO NFPASTANDARDS.

HCC:F8
Boiling Pt:B.P. Text:2025F,1107C
Melt/Freeze Pt:M.P/F.P Text:1202F,650C
Spec Gravity:1.74
Solubility in Water:NEGLIGIBLE
Appearance and Odor:SILVER GRAY SOLID METALLIC POWDER.

Stability Indicator/Materials to Avoid:YES
WATER, ACID. MAGNESIUM REACTS WITH WATER OR ACIDS TO FORM HIGHLY
FLAMMABLE AND EXPLOSIVE HYDROGEN GAS.
Stability Condition to Avoid:STABLE UNDER NORMAL CONDITIONS UNLESS
EXPOSED TO MOISTURE. KEEP AWAY FROM OPEN FLAME, SPARKS, HEAT,
IGNITION SOURCES.
Hazardous Decomposition Products:NONE UNDER NORMAL USE AND STORAGE.
REACTS WITH ACID OR WATER TO PRODUCE HYDROGEN GAS, WHICH IS
FLAMMABLE AND EXPLOSIVE.
Conditions to Avoid Polymerization:WILL NOT OCCUR.

Waste Disposal Methods:WASTE MAGNESIUM POWDER SHOULD BE DISPOSED OF
UNDER RELEVANT FEDERAL, STATE, AND LOCAL REGULATIONS. NOTIFY YOUR
LOCAL ENVIRONMENTAL OFFICER. REUSE OR RECYCLING ARE PREFERABLE TO
OTHER METHODS OF DISPOS AL.KEEP POWDER DRY AND FREE OF OTHER
CONTAMINANTS.

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.