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CAS Number: 12182-82-0

93-2413
Chromium › Chromium(III) oxide hydrate, 98%
CAS Number: 12182-82-0
MDL Number: MFCD00149662
Molecular Formula: Cr2O3
Molecular Weight: 151.99
Chemical Formula: Cr2O3·XH2O
Color and Form: green pwdr.
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SECTION 1: Product Identification
Chemical Name: Chromium (III) oxide hydrate,98%
Product Number: 93-2413
CAS Registry Number: 12182-82-0
Formula: Cr2O3.XH2O
EINECS Number: none
Chemical Family: metal oxide
Synonym: chromic oxide, chrome green.
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 12182-82-0 100 0.5mg/m3 (as Cr) 0.5mg/m3 (as Cr)
SECTION 3: Hazards Identification
Emergency Overview: Irritating to skin, eyes and respiratory tract. May cause sensitization by skin contact. Possible risk of irreversible effects.
Primary Routes of Exposure: Ingestion, Inhalation of dust.
Eye Contact: Causes slight to mild irritation of the eyes.
Skin Contact: Causes slight to mild irritation of the skin. May cause sensitization by skin contact.
Inhalation: Irritating to the nose, mucous membranes and respiratory tract.
Ingestion: No specific information is available on the physiological effects of ingestion.
Acute Health Effects: Irritating to skin, eyes and respiratory tract. May cause sensitization by skin contact.
Chronic Health Effects: Possible risk of irreversible effects.
NTP: yes
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: material is non-flammable
Special Fire Fighting Procedures: No special fire-fighting procedures. The material is non-flammable.
Hazardous Combustion and Decomposion Products: Less than 0.1% toxic hexavalent chromium could be formed at high temperature.
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 protective clothing and gloves.
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: green pwdr.
Molecular Weight: 151.99
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: no data
Odor: none
Solubility in Water: insoluble
SECTION 10: Stability and Reactivity
Stability: air and moisture stable solid
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: none
Incompatibility: active metals, hydrogen fluoride, oxygen difluoride, and other very strong oxidizers.
Decomposition Products: Less than 0.1% toxic hexavalent chromium
SECTION 11: Toxicological Information
RTECS Data: Inhalation (Rat) TCLo: 150mg/m3/4H/6W-I; Intraperitoneal (rat) TDLo (tumor) 90mg/kg; Intrapleural (rat) TDLo (tumor) 45 mg/kg; Intratracheal (rat) TDLo (tumor) 90 mg/Kg
Carcinogenic Effects: Insufficient data
Mutagenic Effects: Possible mutagen
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: See Category Code N090 for reporting.
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: 2/26/2001
Revision Date: 12/16/2011

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