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CAS Number: 1303-86-2
Product Catalog

93-0527
Boron Boron oxide (99.9+%-B)
CAS Number: 1303-86-2
MDL Number: MFCD00011315
Molecular Formula: B2O3
Molecular Weight: 69.62
Chemical Formula: B2O3
Color and Form: white pwdr.
Note:  

Stability: hygroscopic

Physical Characteristics: melting point 450°C, boiling point ~1860°C, density 2.46

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SECTION 1: Product Identification
Chemical Name: Boron oxide (99.9+%-B)
Product Number: 93-0527
CAS Registry Number: 1303-86-2
Formula: B2O3
EINECS Number: 215-125-8
Chemical Family: metal oxide
Synonym: Boric anhydride, Boron sesquioxide, Boron trioxide
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 1303-86-2 100 10mg/m3 15mg/m3
SECTION 3: Hazards Identification
Emergency Overview: Irritating to eyes, skin, and respiratory tract. Ingestion of large amounts can lead to twitching of facial muscles, convulsions, cyanosis, coma and death.
Primary Routes of Exposure: Inhalation, ingestion, skin and eyes
Eye Contact: Causes slight to mild irritation of the eyes
Skin Contact: Causes slight to mild irritation of the skin.
Inhalation: Do not breath dust. Irritating to the nose, mucous membranes and respiratory tract.
Ingestion: High doses may cause convulsions, cyanosis, coma and death.
Acute Health Effects: Irritating to skin, eyes and respiratory tract.
Chronic Health Effects: Repeated ingestion may cause dryness of mucous membranes, anorexia, 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
Eye Exposure: 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: Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if irritation persists.
Inhalation: 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: Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce vomiting only if directed by medical personnel.
SECTION 5: Fire Fighting Measures
Flash Point: not applicable
Autoignition Temperature: none
Explosion Limits: none
Extinguishing Medium: None. Material is non-flammable.
Special Fire Fighting Procedures: No special fire-fighting procedures. The material is non-flammable.
Hazardous Combustion and Decomposion Products: No hazardous combustion or decomposition products.
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.
SECTION 6: Accidental Release Measures
Spill and Leak Procedures: Small spills can be mixed with vermiculite or sodium carbonate and swept up.
SECTION 7: Handling and Storage
Handling and Storage: No special storage conditions.
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 appropriate chemical resistant gloves and protective clothing.
Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.
Respirator: If 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: white pwdr.
Molecular Weight: 69.62
Melting Point: 450°C
Boiling Point: ~1860°C
Vapor Pressure: no data
Specific Gravity: 2.46
Odor: none
Solubility in Water: Soluble
SECTION 10: Stability and Reactivity
Stability: hygroscopic solid
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: none
Incompatibility: Active metals
Decomposition Products: none
SECTION 11: Toxicological Information
RTECS Data: Administration onto the skin (rabbit); Standard Draize test: 1 gm. Administration into the eye (rabbit); Standard Draize test: 50 mg. Oral (mouse); LD50: 3163 mg/kg. Intraperitoneal (mouse); LD50: 1868 mg/kg. Inhalation (rat); TCLo: 77 mg/m3/6H/24W-I
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: 3/20/2001
Revision Date: 12/13/2011

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