|
- 1 Identification of substance:
- Product details:
- Trade name: Hafnium crystal bar
- Stock number: 10204
- Manufacturer/Supplier:
Alfa Aesar, A Johnson Matthey Company
Johnson Matthey Catalog Company, Inc.
30 Bond Street
Ward Hill, MA 01835-8099
Emergency Phone: (978) 521-6300
CHEMTREC: (800) 424-9300
Web Site: www.alfa.com
- Information department: Health, Safety and Environmental Department
- Emergency information:
During normal hours the Health, Safety and Environmental Department.
After normal hours call Chemtrec at (800) 424-9300.
|
- 2 Composition/Data on components:
- Chemical characterization:
Description: (CAS#)
Hafnium (CAS# 7440-58-6); 97-97.5%
Zirconium (CAS# 7440-67-7); 2.5-3%
- Identification number(s):
- EINECS Number: 231-166-4
- Additional information:
Hafnium is routinely found with a low level of zirconium since
separation of the two elements is difficult.
|
- 3 Hazards identification
- Hazard description: · Not applicable
- Information pertaining to particular dangers for man and environment
Not applicable
|
- 4 First aid measures
- General information No special measures required.
- After inhalation Seek medical treatment in case of complaints.
- After skin contact Generally the product does not irritate the skin.
- After eye contact
Rinse opened eye for several minutes under running water. If symptoms
persist, consult a doctor.
- After swallowing Seek medical treatment.
|
- 5 Fire fighting measures
- Suitable extinguishing agents
Product is not flammable. Use fire fighting measures that suit the
surrounding fire.
- Protective equipment: No special measures required.
|
- 6 Accidental release measures
- Person-related safety precautions: Not required.
- Measures for environmental protection:
Do not allow material to be released to the environment without proper
governmental permits.
- Measures for cleaning/collecting: Pick up mechanically.
- Additional information:
See Section 7 for information on safe handling
See Section 8 for information on personal protection equipment.
See Section 13 for disposal information.
|
- 7 Handling and storage
- Handling
- Information for safe handling:
Keep container tightly sealed.
Store in cool, dry place in tightly closed containers.
No special precautions are necessary if used correctly.
- Information about protection against explosions and fires:
No special measures required.
- Storage
- Requirements to be met by storerooms and receptacles:
No special requirements.
- Information about storage in one common storage facility: Not required.
- Further information about storage conditions: None.
|
- 8 Exposure controls and personal protection
- Additional information about design of technical systems:
No further data; see item 7.
Components with limit values that require monitoring at the workplace:
Hafnium, metal and compounds as Hf
mg/m3
ACGIH TLV 0.5
Belgium TWA 0.5
Denmark TWA 0.5
Finland TWA 0.5
France TWA 0.5
Germany TWA 0.5-inhalable fraction of the aerosol
Ireland TWA 0.5; 1.5-STEL
Netherlands TWA 0.5
Switzerland TWA 0.5
United Kingdom TWA 0.5; 1.5-STEL
USA PEL 0.5
Zirconium and compounds, as Zr
mg/m3
ACGIH TLV 5; 10-STEL
Germany TWA 5-inhalable fraction of the aerosol
United Kingdom TWA 5; 10-STEL
Netherlands TWA 5
Finland TWA 5
Ireland TWA 5; 10-STEL
Poland TWA 5
Russia 6-STEL
OSHA PEL 5
- Additional information: No data
- Personal protective equipment
- General protective and hygienic measures
The usual precautionary measures for handling chemicals should be
followed.
- Breathing equipment: Not required.
- Protection of hands: Not required.
- Eye protection: Safety glasses
- Body protection: Protective work clothing.
|
- 9 Physical and chemical properties:
- Form: Solid
- Color: Silver grey
- Odor: Odorless
- Value/Range Unit Method
- Change in condition
- Melting point/Melting range: 2222 ° C
- Boiling point/Boiling range: 5400 ° C
- Sublimation temperature / start: Not determined
- Flash point: Not applicable
- Flammability (solid, gaseous) Product is not flammable.
- Ignition temperature: Not determined
- Decomposition temperature: Not determined
- Danger of explosion:
Product does not present an
explosion hazard.
- Explosion limits:
- Lower: Not determined
- Upper: Not determined
- Vapor pressure: Not determined
- Density: at 20 ° C 13.09 g/cm3
- Solubility in / Miscibility with
- Water: Insoluble
|
- 10 Stability and reactivity
- Thermal decomposition / conditions to be avoided:
Decomposition will not occur if used and stored according to
specifications.
- Materials to be avoided:
Oxidizing agents
Acids
Halogens
- Dangerous reactions No dangerous reactions known
- Dangerous products of decomposition:
No dangerous decomposition products known
|
- 11 Toxicological information
- Acute toxicity:
- Primary irritant effect:
- on the skin: Generally the product does not irritate the skin.
- on the eye: Powder: irritant effect
- Sensitization: No sensitizing effects known.
- Subacute to chronic toxicity:
Hafnium and hafnium compounds may be irritating to the skin and eyes.
There are reports of liver damage from hafnium exposure.
Inhalation of zirconium and zirconium compounds may cause pulmonary
granulomas.
- Additional toxicological information:
To the best of our knowledge the acute and chronic toxicity of this
substance is not fully known.
No classification data on carcinogenic properties of this material is
available from the EPA, IARC, NTP, OSHA or ACGIH.
|
- 12 Ecological information:
- General notes:
Do not allow material to be released to the environment without proper
governmental permits.
|
- 13 Disposal considerations
- Product:
- Recommendation
Consult state, local or national regulations for proper disposal.
- Uncleaned packagings:
- Recommendation:
Disposal must be made according to official regulations.
|
- 14 Transport information
Not a hazardous material for transportation.
- DOT regulations:
- Hazard class: None
- Land transport ADR/RID (cross-border)
- ADR/RID class: None
- Maritime transport IMDG:
- IMDG Class: None
- Air transport ICAO-TI and IATA-DGR:
- ICAO/IATA Class: None
- Transport/Additional information:
Not dangerous according to the above specifications.
|
- 15 Regulations
- Product related hazard informations:
Observe the general safety regulations when handling chemicals
- National regulations
All components of this product are listed in the U.S. Environmental
Protection Agency Toxic Substances Control Act Chemical Substance
Inventory.
- Information about limitation of use:
For use only by technically qualified individuals.
|
- 16 Other information:
Employers should use this information only as a supplement to other
information gathered by them, and should make independent judgement of
suitability of this information to ensure proper use and protect the
health and safety of employees. This information is furnished without
warranty, and any use of the product not in conformance with this
Material Safety Data Sheet, or in combination with any other product or
process, is the responsibility of the user.
- Department issuing MSDS: Health, Safety and Environmental Department.
- Contact: Darrell R. Sanders
|
|