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CAS Number: 7778-44-1
Product Catalog

93-2004
Calcium › Calcium arsenate, min. 95%
CAS Number: 7778-44-1
MDL Number: MFCD00049407
Molecular Formula: As2Ca3O8
Molecular Weight: 398.08
Chemical Formula: Ca3(AsO4)2
Color and Form: white pwdr.
Note:  

Safety: Hazardous

Physical Characteristics: density 3.620

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SECTION 1: Product Identification
Chemical Name: Calcium arsenate, min. 95%
Product Number: 93-2004
CAS Registry Number: 7778-44-1
Formula: Ca3(AsO4)2
EINECS Number: 231-904-5
Chemical Family: inorganic compound
Synonym: Calcium orthoarsenate, Tricalcium arsenate.
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 7778-44-1 100 0.01mg/m3 (as As) 0.01mg/m3 (as As)
SECTION 3: Hazards Identification
Emergency Overview: Toxic by inhalation. Very toxic if swallowed. Acute toxicity includes nausea, dizziness, and coma. Chronic effects include dermatitis, liver and kidney damage. May cause cancer.
Primary Routes of Exposure: Inhalation, eyes, skin, ingestion
Eye Contact: May cause mild to severe irritation of the eyes.
Skin Contact: May cause irritation of the skin, ulceration, spotty pigmentation, dermatitis, and skin cancer.
Inhalation: Toxic by inhalation. May be severely irritating to the nose, and respiratory tract.
Ingestion: Very toxic if swallowed. Ingestion may lead to nausea, vomiting, bloody diarrhea, weakness, shock, coma, and death.
Acute Health Effects: Toxic by inhalation. Very toxic if swallowed. May be irritating to skin, eyes and respiratory tract. Arsenic causes garlic breath odor, nausea, vomiting, bloody diarrhea, weakness, shock, coma.
Chronic Health Effects: Prolonged exposure to arsenic compounds may cause loss of appetite, dermatitis, diarrhea, kidney and liver damage, nervous disorders, and cancer of the skin, lungs, and liver.
NTP: yes
IARC: Yes
OSHA: Yes
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 required
Special Fire Fighting Procedures: If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus and full protective clothing.
Hazardous Combustion and Decomposion Products: None
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 powdered sodium carbonate or ground limestone and swept up.
SECTION 7: Handling and Storage
Handling and Storage: Store material in a tightly sealed bottle away from moisture.
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: If possible, handle the material in an efficient fume hood.
Respirator: In the absence of adequate ventilation a respirator should be worn. The use of a respiratory 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: 398.08
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: 3.62
Odor: none
Solubility in Water: Insoluble
SECTION 10: Stability and Reactivity
Stability: air and moisture stable
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: none
Incompatibility: Active metals
Decomposition Products: Toxic arsine gas may be produced under reducing conditions.
SECTION 11: Toxicological Information
RTECS Data: Oral (rat); LD50: 20 mg/kg. Administration onto the skin (rat); LD50: 2400 mg/kg. Oral (rat); LD50: 794 mg/kg. Oral (dog); LD50: 38 mg/kg. Oral (rabbit); LDLo: 50 mg/kg. Oral (rat); TDLo: 24 gm/kg/2Y-C. Intratracheal (rat); TDLo: 1600 ug/kg. Intramuscular (hamster); TDLo: 120 mg/kg/15W-C. Intratracheal (hamster); TD: 214 mg/kg/15W-I.
Carcinogenic Effects: tumorigen
Mutagenic Effects: none
Tetratogenic Effects: none
SECTION 12: Ecological Information
Ecological Information: Avoid release into the environment. Very toxic to aquatic organisms. May cause long-term adverse effects in the environment.
SECTION 13: Disposal Considerations
Disposal: Dispose of according to local, state and federal regulations.
SECTION 14: Transportation
Shipping Name (CFR): Calcium arsenate
Hazard Class (CFR): 6.1
Additional Hazard Class (CFR): NA
Packaging Group (CFR): II
UN ID Number (CFR): UN# 1573
Shipping Name (IATA): Calcium arsenate
Hazard Class (IATA): 6.1
Additional Hazard Class (IATA): NA
Packaging Group (IATA): II
UN ID Number (IATA): UN# 1573
SECTION 15: Regulatory Information
TSCA: Listed in the TSCA inventory.
SARA (Title 313): Reportable under SARA 313.
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: 10/29/2001
Revision Date: 7/27/2011

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