Section 1: Product Identification
Chemical Name: Cesium dodecahydrododecaborate, min. 98%
CAS Registry Number: 12008-75-2
Formula: Cs2B12H12
EINECS Number: none
Chemical Family: borane
Synonym: none
Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 12008-75-2 100% no data no data
Section 3: Hazards Identification
Irritating to skin eyes and respiratory tract. Some boron compounds are toxic if ingested. Unrecognized
Emergency Overview:
hazards may be present.
Primary Routes of Exposure: Ingestion, inhalation, skin and eyes.
Eye Contact: Causes severe irritation or burns to the eyes.
Skin Contact: Causes severe irritation, redness, and pain to the skin
Inhalation: Dust is irritating to nose, mucous membranes, and respiratory tract.
Ingestion: May be toxic by ingestion. High doses may cause boron poisoning: convulsions, cyanosis, coma and death.
Irritating to eyes and respiratory tract. Redness and pain in eyes, sore throat, and twitching of facial muscles
Acute Health Affects:
may occur. High doses may cause convulsions, cyanosis, coma, and death.
Repeated ingestion of some boron compounds may cause dryness of mucous membranes, anorexia,
Chronic Health Affects:
vomiting, mild diarrhea, skin rash, and low blood cell count. Kidney damage may occur.
NTP: No
IARC: No
OSHA: No
SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
Inhalation:
in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
Ingestion:
vomiting only if directed by medical personnel.
SECTION 5: Fire Fighting Measures
Flash Point: not applicable
Autoignition Temperature: no data
Explosion Limits: no data
Extinguishing Medium: carbon dioxide, dry powder. Do not use water.
Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus
Special Fire Fighting Procedures:
and full protective clothing.
Hazardous Combustion and If involved in a fire this material may form toxic boron oxide dust.
Decomposion Products:
Unusual Fire or Explosion Hazards: Flammable solid. No unusual fire or explosion hazards.
SECTION 6: Accidental Release Measures
Remove sources of ignition. Do not raise dust. Mix with vermiculite, sodium carbonate or other suitable non
Spill and Leak Procedures:
combustible adsorbent and sweep up.
SECTION 7: Handling and Storage
Handling and Storage: Store in a cool dry place in a tightly sealed container. Handle under dry nitrogen.
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. Consult with glove manufacturer to determine the proper type of glove.
Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Respirator:
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.
Additional Protection: No additional protection required.
SECTION 9: Physical and Chemical Properties
Color and Form: white pwdr.
Molecular Weight: 407.64
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: no data
Odor: none
Solubility in Water: soluble
SECTION 10: Stability and Reactivity
Stability: hygroscopic
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: contact with mineral acids
Incompatibility: Oxidizing agents, halogens and mineral acids
Decomposition Products: Boron oxides, cesium hydroxide, carbon monoxide, carbon dioxide, and organic fumes.
SECTION 11: Toxicological Information
RTECS Data: No information available in the RTECS files.
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 federal, state, and local regulations.
SECTION 14: Transportation
Shipping Name (CFR): Flammable solids, inorganic, N.O.S.
Hazard Class (CFR): 4.1
Additional Hazard Class (CFR): NA
Packaging Group (CFR): II
UN ID Number (CFR): UN# 3178
Shipping Name (IATA): Flammable solid, inorganic, N.O.S.
Hazard Class (IATA): 4.1
Additional Hazard Class (IATA): NA
Packaging Group (IATA): II
UN ID Number (IATA): UN# 3178
SECTION 15: Regulatory Information
TSCA: Listed in the TSCA inventory.
SARA (Title 313): Title compound not listed.
Second Ingredient: none
SECTION 16 - ADDITIONAL INFORMATION
N/A
