HART METALS INC -- MAGNESIUM POWDER  -- 6810-01-324-4645
<pre>=====================  Product Identification  =====================

Product ID:MAGNESIUM POWDER
MSDS Date:03/12/1997
FSC:6810
NIIN:01-324-4645
=== Responsible Party ===
Company Name:HART METALS INC
Address:ROUTE 209 N
Box:428
City:TAMAQUA
State:PA
ZIP:18252-9764
Country:US
Info Phone Num:717-668-0001
Emergency Phone Num:717-668-0001
CAGE:6A795
=== Contractor Identification ===
Company Name:HART METALS INC
Address:ROUTE 209 N
Box:428
City:TAMAQUA
State:PA
ZIP:18252-9764
Country:US
Phone:717-668-0001
Contract Num:SP0413-98-C-5314
CAGE:6A795

=============  Composition/Information on Ingredients  =============

Ingred Name:MAGNESIUM
CAS:7439-95-4
RTECS #:OM2100000
&gt; Wt:98.
Other REC Limits:NONE SPECIFIED

Ingred Name:OTHER COMPONENTS (TYPE NOT SPECIFIED)
&lt; Wt:2.
Other REC Limits:NONE SPECIFIED

=====================  Hazards Identification  =====================

Routes of Entry: Inhalation:YES  Skin:NO  Ingestion:NO
Reports of Carcinogenicity:NTP:NO    IARC:NO	OSHA:NO
Health Hazards Acute and Chronic:ACUTE: EXPOSURE TO MAGNESIUM METAL OR
    OXIDE DUST SHOULD BE A LOW HEALTH RISK BY INHALATION. EXPOSURE TO
    MAGNESIUM OXIDE FUMES CAN RESULT IN METAL FUME FEVER. CHRONIC: NONE
    SPECIFIED BY MANUFACTURER.
Effects of Overexposure:EYES: CORNEAL ABRASION. INHALATION: TEMPORARY
    SYMPTOMS OF METAL FUME FEVER ARE FEVER, CHILLS, NAUSEA, VOMITING,
    AND MUSCULAR PAIN. MAGNESIUM METAL OR OXIDE DUST IS ONLY A NUISANCE
    DUST.
Medical Cond Aggravated by Exposure:INDIVIDUALS WITH A HISTORY OF
    RESPIRATORY CONDITIONS MAY BE AT INCREASED RISK.

=======================  First Aid Measures  =======================

First Aid:EYES: DO NOT FLUSH WITH WATER. REMOVE PARTICLES WITH COTTON
    TIP APPLICATOR. INHALATION: REMOVE VICTIM TO FRESH AIR. ONSET OF
    SYMPTOMS OCCURS 4-12 HOURS AFTER EXPOSURE. RECOVERY IS USUALLY
    COMPLETE IN  24-48 HOURS. INGESTION: NO PROBLEM. INDUCE VOMITING.

=====================  Fire Fighting Measures  =====================

Autoignition Temp:=482.2C, 900.F
Extinguishing Media:SMOTHER FIRES WITH DRY GRAPHITE, TALC, DRY SAND, OR
    METAL EXTINGUISHING AGENTS. DO NOT USE FOAM, HALOGENS OR CO2.
Fire Fighting Procedures:FIREFIGHTERS, WEAR SCBA AND PROTECTIVE
    CLOTHING. USE OF WATER ON MOLTEN OR BURNING MAGNESIUM WILL PRODUCE
    HYDROGEN GAS ON CONTACT AND MAY CAUSE AN EXPLOSION. MANUAL
    APPLICATION OF WATER SHOULD NOT BE	USED. PROTECT EYES AND SKIN
    AGAINST FLYING PARTICLES.
Unusual Fire/Explosion Hazard:FINE POWDER, CHIPS, AND TURNINGS ARE
    EASILY IGNITED AND BURN WITH INTENSE HEAT AND BRILLIANT WHITE
    FLAME. USE OF WATER ON MOLTEN OR BURNING MAGNESIUM WILL PRODUCE
    HYDROGEN GAS ON CONTACT AND MAY CAUSE  EXPLOSION.  POWDERS MAY FORM
    EXPLOSIVE MIXTURES WITH AIR.

==================  Accidental Release Measures  ==================

Spill Release Procedures:USE RESPIRATOR. AVOID DUSTING. USE
    NON-SPARKING TOOLS. CLEAN DRY POWDER MAY BE SWEPT GENTLY TO AVOID
    DUSTING AND PLACED IN CLEAN DRUMS AND SEALED. WET OR CONTAMINATED
    MATERIAL SHOULD BE PLACED IN VENT ED CONTAINERS AND MOVED TO A
    REMOTE AREA.

======================	Handling and Storage  ======================

Handling and Storage Precautions:GROUND ALL HANDLING AND TRANSFERRING
    OPERATIONS. STORE IN DOT APPROVED CONTAINERS. AVOID DIRECT VIEWING
    OF MAGNESIUM FIRES AS EYE INJURY MAY RESULT.
Other Precautions:PERIODIC MEDICAL EXAMINATIONS ARE RECOMMENDED FOR
    INDIVIDUALS REGULARLY EXPOSED TO DUST.

=============  Exposure Controls/Personal Protection  =============

Respiratory Protection:USE NIOSH/MSHA-APPROVED RESPIRATOR WITH DUST
    CARTRIDGE IF TLV IS EXCEEDED.
Ventilation:LOCAL EXHAUST TO MAINTAIN EXPOSURE LEVEL BELOW TLV.
Protective Gloves:PROTECTIVE GLOVES.
Eye Protection:SAFETY GLASSES W/SIDE SHIELD OR GOGGLES.
Other Protective Equipment:NONE.
Work Hygienic Practices:CONSTANT CLEANUP AND GOOD HOUSEKEEPING.
Supplemental Safety and Health
WARNING! DANGEROUS WHEN WET - SPONTANEOUSLY COMBUSTIBLE. DO NOT USE
    WATER. NO SMOKING.

==================  Physical/Chemical Properties  ==================

HCC:F8
Boiling Pt:=1110.C, 2030.F
Melt/Freeze Pt:=650.C, ######F
Spec Gravity:1.74(SOLID)
Solubility in Water:NEGLIGIBLE
Appearance and Odor:SILVER GRAY METALLIC POWDER, NO ODOR.

=================  Stability and Reactivity Data  =================

Stability Indicator/Materials to Avoid:YES
MAGNESIUM REACTS WITH WATER OR ACIDS TO FORM HYDROGEN.
Stability Condition to Avoid:MAGNESIUM POWDER CAN BE IGNITED AT AIR
    TEMPERATURES BELOW 900F.
Hazardous Decomposition Products:MAGNESIUM OXIDE.

====================  Disposal Considerations  ====================

Waste Disposal Methods:NOTIFY YOUR LOCAL ENVIRONMENTAL OFFICER. KEEP IN
    COVERED CONTAINERS PENDING DISPOSAL. DISPOSE OF IN ACCORDANCE WITH
    FEDERAL, STATE AND LOCAL REGULATIONS.

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