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CAS Number: 7440-54-2 Product Catalog

93-6431
Gadolinium Gadolinium chips (99.9% REO)
CAS Number: 7440-54-2
MDL Number: MFCD00011022
Molecular Formula: Gd
Molecular Weight: 157.25
Chemical Formula: Gd
Color and Form: gray pieces
Note:  

Stability: air sensitive

Physical Characteristics: melting point 1311°C, boiling point 3233°C, density 7.898

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SECTION 1: Product Identification
Chemical Name: Gadolinium chips (99.9% REO)
Product Number: 93-6431
CAS Registry Number: 7440-54-2
Formula: Gd
EINECS Number: 231-162-2
Chemical Family: metal or element
Synonym: none
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 7440-54-2 100 no data no data
SECTION 3: Hazards Identification
Emergency Overview: May cause slight to mild irritation of the eys, skin and respiratory tract by any dust present.
Primary Routes of Exposure: Inhalation (of any dust or fume)
Eye Contact: Dust, if present, may cause slight to mild irritation of the eyes.
Skin Contact: Dust, if present, may cause slight to mild irritation of the skin.
Inhalation: Inhalation of any fine dust may be irritating to the nasal cavity, mucous membranes and respiratory tract.
Ingestion: No specific information is available on the physiological effects of ingestion.
Acute Health Effects: Dust, if present, may be irritating to skin, eyes and respiratory tract.
Chronic Health Effects: No information available on the effects of long-term exposure.
NTP: No
IARC: No
OSHA: No
SECTION 4: First Aid Measures
Eye Exposure: (For dust) Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need assistance in keeping their eye lids open. Get immediate medical attention.
Skin Exposure: The material is in the form of a metal chips. Skin exposure is not an issue.
Inhalation: (For dust) Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Ingestion: The material is in the form of metal chips. Ingestion is an unlikely occurrence.
SECTION 5: Fire Fighting Measures
Flash Point: not applicable
Autoignition Temperature: none
Explosion Limits: none
Extinguishing Medium: Dry chemical or Class D metal fire agent.
Special Fire Fighting Procedures: (As dust) If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus.
Hazardous Combustion and Decomposion Products: If involved in a fire, burning metal may produce mildly irritating fumes of Gadolinium oxide or carbonate.
Unusual Fire or Explosion Hazards: May burn with intense heat. Dust may form explosive mixtures with air. Evolves hydrogen with hot water
SECTION 6: Accidental Release Measures
Spill and Leak Procedures: In the case of a spill, sweep up the mixture and place in a closed container. Do not mix with water or other incompatible materials.
SECTION 7: Handling and Storage
Handling and Storage: Store in a tightly sealed container in a cool dry place under argon. Handle in Argon.
SECTION 8: Exposure Controls and Personal Protection
Eye Protection: Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection: Wear protective clothing and gloves.
Ventilation: If possible, handle the material in an efficient fume hood.
Respirator: If handling material in the form of a fine dust and ventilation is not available, a respirator should be worn. The use of respirators requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134.
Additional Protection: No additional protection required.
SECTION 9: Physical and Chemical Properties
Color and Form: gray pieces
Molecular Weight: 157.25
Melting Point: 1311°C
Boiling Point: 3233°C
Vapor Pressure: no data
Specific Gravity: 7.898
Odor: none
Solubility in Water: reacts with water
SECTION 10: Stability and Reactivity
Stability: air sensitive
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: Contact with hot water. Fine dust mixed with air.
Incompatibility: Water, alcohols, oxidizers, oxygen, halogens, halocarbons, mineral acids.
Decomposition Products: none
SECTION 11: Toxicological Information
RTECS Data: Implant (mouse); TDLo: 25 gm/kg.
Carcinogenic Effects: No data available
Mutagenic Effects: No data available
Tetratogenic Effects: No data available
SECTION 12: Ecological Information
Ecological Information: No information available
SECTION 13: Disposal Considerations
Disposal: Dispose of according to local, state and federal regulations.
SECTION 14: Transportation
Shipping Name (CFR): Non-hazardous
Hazard Class (CFR): NA
Additional Hazard Class (CFR): NA
Packaging Group (CFR): NA
UN ID Number (CFR): NA
Shipping Name (IATA): Non-hazardous
Hazard Class (IATA): NA
Additional Hazard Class (IATA): NA
Packaging Group (IATA): NA
UN ID Number (IATA): NA
SECTION 15: Regulatory Information
TSCA: Listed in the TSCA inventory
SARA (Title 313): Title compound not listed
Second Ingredient: none
Third Ingredient: none
SECTION 16: Other Information
Disclaimer: The information herein is believed to be accurate and reliable as of the date compiled. However, Strem Chemicals, Inc. makes no representation, warranty, or guarantee of any kind with respect to the information contained in this document or any use of the product based on this information.
Preparation Date: 11/21/2000
Revision Date: 10/24/2011

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