SECTION V HEALTH HAZARD DATA
MATERIAL SAFETY DATA SHEET MM 20
Threshold Limited Value None established. (ACGIH 1983-84). Magnesium Oxide Fume: ACGIH TLV
ALDON 1533 W.Henrietta Rd.
(1984) 10 mg/m3 (TWA): OSHA PEL 15 mg/m3 (TWA).
MM 20
Avon, New York 14414 MSDS No.
庐
CORPORATION April 27, 1995
Effective Date
(716) 226-6177 Exposure to magnesium metal or oxide dust should be a low health risk by inhalation and
Effects of Overexposure should be treated as a nuisance dust. Exposure to magnesium oxide fume subsequent to
burning can result in metal fume fever. The temporary symptoms can include fever, chills,
SECTION I NAME 24 HOUR EMERGENCY ASSISTANCE nausea, vomiting and muscular pain. Onset of symptoms occurs 4-12 hours after
exposure. EYES: May cause burns and corneal abrasions. SKIN: Particles of
magnesium embedded in the skin may produce lesions that resist healing. INGESTION:
Product MAGNESIUM METAL POWDER CHEMTREC
1 No problem because of physical properties.
Health 1
800-424-9300
Chemical
Emergency and
0 2
Magnesium Metal
Synonyms 4
Fire
Day 716-226-6177
w
First Aid Procedures EYE CONTACT: Do NOT flush with water. Remove particals with cotton tip
Formula Mg applicator. Corneal abrasions are a possibility. Get immediate medical
3
Reactivity
NFPA attention. INHALATION: Remove to fresh air. If ill effects develop, get
HAZARD RATING HMIS *
Unit Size up to 2.5 Kg. medical attention. SKIN: Flush thoroughly with water, no effect expected.
LEAST SLIGHT MODERATE HIGH EXTREME
INGESTION: If swallowed, if conscious, induce vomiting and call physician.
0 1 2 3 4
C.A.S. No. 7439-95-4
Never give anything by mouth to an unconscious person.
SECTION II INGREDIENTS OF MIXTURES
SECTION VI REACTIVITY DATA
Principal Component(s) % TLV Units
Conditions to Avoid
Stability Unstable Dangerous when wet. Avoid exposure to
Magnesium Metal 99.8% See Section V.
moisture, heat, sparks and flame.
Stable X
Incompatibility Magnesium will react with water and acids to release hydrogen; also hazardous with
chlorine, bromine, iodine, oxidizing agents and acids.
(Materials to Avoid)
DANGER! FLAMMABLE SOLID! KEEP AWAY FROM
Hazardous
SPARKS, OPEN FLAME, ACID AND DAMPNESS. Hydrogen will be produced - when exposed for long time to water and acids.
Decomposition Products
SECTION III PHYSICAL DATA
Conditions to Avoid
Hazardous Polymerization
Specific Gravity (H2O = 1)
Melting Point (掳F) 1202掳F (651掳C) 1.74 at 20掳C
May Occur Will Not Occur Not applicable.
Percent Volatile
Boiling Point (掳F) 2030掳F (1110掳C) Non-volatile (NA). X
by Volume (%)
Evaporation Rate
SECTION VII SPILL OR LEAK PROCEDURES
Vapor Pressure (mm Hg) 1 mm at 621掳C ( n-Butyl Acet. Non-volatile (NA).
=1)
Steps to be taken in case Recover for use if not contaminated. Do not use water to clean up spill. Use
Vapor Density (Air=1) Data not listed. appropriate safety equipment - clean up using non-sparking tools - no smoking
material is released or spilled or open flames in the area. Avoid dusting. Clean dry product may be returned
Solubility in Water Negligible (Decomposes-reacts with water to yield magnesium oxide.) to dry container and sealed against moisture or place in a suitable container for
disposal. Wet or contaminated material should be placed in vented containers
Silvery gray metal powder; no odor.
Appearance & Odor and moved to a remote area for disposal by burning.
Discharge, treatment, or disposal may be subject to Federal, State or Local laws.
Waste Disposal Method
SECTION IV FIRE AND EXPLOSION HAZARD DATA These disposal guidelines are intended for the disposal of catalog-size quantities only.
Lower
Flammable Limits in Air Upper
Flash Point
Dispose of in an approved incinerator or in an approved chemical landfill or
% by Volume
1175掳F (636掳C) NA -------- --------
(Method Used)
contract with a licensed waste disposal service.
Smother with dry graphite, talc, dry sand, G-1 powder, purple K-
Extinguisher
SECTION VIII SPECIAL PROTECTION INFORMATION
DO NOT USE WATER. Do NOT use foam, halogenated extinguishing agents, or carbon dioxide.
Media
None needed in normal laboratory handling. If dusty conditions prevail, work in
Respiration Protection
ventilation hood or wear a NIOSH-approved dust mask or respirator.
(Specify Type)
Do not use foam, carbon tetrachloride, or carbon dioxide. Manual application
SPECIAL FIREFIGHTING
of water should be conducted with care to prevent contact with burning or If dusty. No.
Local Exhaust Special
PROCEDURES Ventilation
molten magnesium. Protect eyes and skin against flying particles. Avoid If dusty. No.
Mechanical (General) Other
direct viewing of magnesium fires as eye injury may result. Firefighters should
Protective Gloves Eye Protection
wear a NIOSH-approved self-contained breathing apparatus and protective Fire-resistant. Chemical safety glasses, fire glasses.
clothing when appropriate. Wear fire glasses when viewing magnesium
Wear appropriate fire resistant clothing (e.g. , gloves, coveralls, etc.) when exposing magnesium
Other Protective
flame.
metal to elevated temperatures (950掳F) which can cause ignition. Goggles.
Equipment
SECTION IX SPECIAL PRECAUTIONS
Autoignition Temperature: 510掳C (950掳F).
Precautions to be Taken Store at room temperature in a dry place away from other combustibles in a
UNUSUAL FIRE AND in Handling & Storing metal cabinet. Avoid direct viewing of magnesium fires as eye injury may
EXPLOSION HAZARDS result. Ground all handling and transferring operations.
Keep container tightly closed when not in use.
Combustible metal. Easily ignited and burns with intense heat and brilliant
Read label on container before using. Do not wear contact lenses when working with chemicals.
Other Precautions
white flame. Powders form explosive mixtures with air which may be
ignited by a spark. In finely divided form, will react with water and acids to
Wet, moist or high humidity storage conditions will lead to corrosion of the
release hydrogen; also hazardous in such form with chlorine, bromide,
product. Constant clean-up and good housekeeping.
iodine, oxidizing agents and acids.
For laboratory use only. Not for drug, food or household use. Keep out of reach of children.
Chemical Safety
(1993 EMERGENCY RESPONSE GUIDEBOOK, DOT P 5800.6, GUIDE PAGE NO. 76) Approved
Revision Date Michael Raszeja MR
No. 5 4/27/95 Coordinator
D.O.T. MAGNESIUM, POWDER, 4.3, UN 1418, PG II The information contained herein is furnished without warranty of any kind. Employers should use this information only as a supplement to other information
gathered by them and must make independent determinations of suitability and completeness of information from all sources to assure proper use of these
Approved by U.S. Department of Labor "essentially similar" to form OSHA-20 materials and the safety and health of employees. * Hazardous Materials Industrial Standards. Printed on recycled paper.
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