General Information
Version
8.11
Revision date
2025-04-28
Product name
Tungsten
CAS No.
7440-33-7
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, H252
Hazard statements
Code
Statements
H228
Flammable solid
Section 2
SECTION 2: Hazards identification
Other hazards
None known
Signal word
Danger
Hazard statements
H228 Flammable solid. H252 Self-heating in large quantities; may catch fire.
Prevention
P210 Keep away from heat/ sparks/ open flames/ hot surfaces. No smoking. 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
P370 + P378 In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish.
Storage
P403 + P235 Store in a well-ventilated place. Keep cool. P407 Maintain air gap between stacks/ pallets. P420 Store away from other materials.
2.1 Classification of the substance or mixture
(29 CFR 1910.1200) Flammable solids : Category 1 Self-heating chemicals : Category 2 Other hazards
