General Information
Revision date
2011-11-12
Product name
Tungsten Powder
Chemical name
7440-33-7
CAS No.
7440-33-7
1.2.1 Relevant identified uses
Manufacture of tungsten carbide, alloys, and articles
Manufacturer Name
Global Tungsten & Powders Corp
Emergency telephone
Global Tungsten & Powders Corp: 570-268-5000
Icons in SDS
Company Information
company name
Global Tungsten & Powders Corp
e-mail address of the competent person responsible for the Safety Data Sheet
Joel.Bonnell@globaltungsten.com
Section 2
SECTION 2: Hazards identification
Principle Routes of Exposure
This material may be inhaled, swallowed, or come in contact with the skin or eyes. Target Organs: Respiratory Tract Inhalation: Dust may be irritating to nose, throat, and respiratory tract. No Fibrotic effects (pneumoconiosis) have been observed. Skin Contact: Prolonged or repeated contact with dust may be irritating and cause dermatitis. Eye Contact: Dust particles may cause eye irritation. Ingestion: Ingesting of small amounts is not expected to cause adverse health effects. Larger quantities may cause nausea and diarrhea.
2.1 Classification of the substance or mixture
GHS: Particle size < 1.0 um: Flammable solid, category 1; Self heating, category 2 Particle size < 1.5 um: Flammable solid, category 2 Particle size > 1.5 um: Not classified EU Directive 1272/2008: Particle size < 1.0 um: Flammable solid, category 1, Self heating, category 2 Particle size < 1.5 um: Flammable solid, category 2 Particle size > 1.5 um: Not classified EU Directive 67/548/EEC: F: Highly flammable R11: Highly flammable Transportation: GTP types M37-M17: Class 4, division 4.1 Flammable Solid. GTP type M10: Class 4, division 4.2 Self Heating Carcinogenic Assessment (NTP Annual Report, IARC Monographs, Others): This material has not been identified as a known or suspected carcinogen. Physical, Flammable Solids, 1 Physical, Self-Heating Substances and Mixtures, 2
Hazard statements
Danger, Flammable solid Warning, Self-heating in large quantities; may catch fire Page 3 of 11 P235 - Keep cool. P410 - Protect from sunlight. P240 - Ground/bond container and receiving equipment. P241 - Use explosion-proof electrical/ventilating/light/equipment. P280 - Wear protective gloves/protective clothing/eye protection/face protection. P370+378 - In case of fire: Use CO2, N2 sand or spewcial powders for extinction. P407 - Maintain air gap between stacks/pallets. P420 - Store away from other materials.
Precautionary statements
P210 - Keep away from heat/sparks/open flames/hot surfaces. No smoking
