General Information
Version
6.7
Revision date
2025-08-25
Product name
Magnesium
CAS No.
7439-95-4
1.2.1 Relevant identified uses
Laboratory chemicals, Synthesis of substances
1.2.2. Uses advised against
The product is being supplied under the TSCA R&D Exemption
Emergency telephone
800-424-9300, +1-703- 527-3887
Icons in SDS
Company Information
company name
Sigma-Aldrich Inc
GHS Information
Signal word
Danger
Hazard Codes
Hazard statements (CLP)
H228, H251, H261
Hazard statements
Code
Statements
H228
Flammable solid
Section 2
SECTION 2: Hazards identification
Other hazards
Combustible dust
Signal word
Danger
Hazard statements
H228 Flammable solid. H251 Self-heating: may catch fire. H261 In contact with water releases flammable gases.
Prevention
P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. P223 Do not allow contact with water. P231 + P232 Handle under inert gas. Protect from moisture. P235 + P410 Keep cool. Protect from sunlight. P240 Ground/bond container and receiving equipment. P241 Use explosion-proof electrical/ ventilating/ lighting equipment. P280 Wear protective gloves/ eye protection/ face protection.
Response
P335 + P334 Brush off loose particles from skin. Immerse in cool water/ wrap in wet bandages. P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
P402 + P404 Store in a dry place. Store in a closed container. P403 + P235 Store in a well-ventilated place. Keep cool. P407 Maintain air gap between stacks/ pallets. P420 Store away from other materials.
Disposal
P501 Dispose of contents/ container to an approved waste disposal plant.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Hazards for the product as supplied Flammable solids : Category 1 Self-heating chemicals : Category 1 Chemicals which, in : Category 2 contact with water, emit flammable gases Other hazards Combustible dust
