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Section 1: Product Identification
   Chemical Name:       Cadmium arsenide (99.999%-Cd) PURATREM    
   CAS Registry Number:       12006-15-4    
   Formula:       Cd3As2    
   EINECS Number:       234-484-1    
   Chemical Family:       metal arsenide    
   Synonym:       Cadmium diarsenide    

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Section 2: Composition and Information on Ingredients
   Ingredient       CAS Number       Percent       ACGIH (TWA)       OSHA (PEL)    
   Title compound       12006-15-4       100%       0.002mg/m3       0.005mg/m3    

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Section 3: Hazards Identification
   Danger of serious damage to health by prolonged exposure through inhalation and if swallowed. May cause
   Emergency Overview:
   harm to the unborn child.
   Primary Routes of Exposure:       Ingestion, inhalation, skin, eyes    
   Eye Contact:       May cause mild to severe irritation of the eyes.    
   Skin Contact:       May cause slight to mild irritation of the skin. Harmful in contact with skin.    
   Inhalation:       Harmful by inhalation. Danger of serious damage to health by prolonged exposure through inhalation.    
   Harmful if swallowed. Ingestion may lead to sudden nausea, vomiting, bloody diarrhea, weakness, convulsions
   Ingestion:
   and death.
   Inhalation may cause metallic taste, cough, chest pain, fever, shills, pulmonary edema, liver and kidney
   Acute Health Affects:
   damage. Ingestion causes garlic breath odor, nausea, vomiting, bloody diarrhea, weakness. .
   Prolonged exposure to cadmium compounds may result in kidney damage, anemia, pulmonary fibrosis,
   emphysema, perforation of the nasal septum, loss of smell, male reproductive effects and an increased risk of
   Chronic Health Affects:
   cancer of the lungs, prostate and liver. Prolonged exposure to arsenic compounds may cause loss of appetite,
   dermatitis, liver and kidney damage, nervous disorders and cancer of the skin, lungs and liver.
   NTP:       Yes    
   IARC:       Yes    
   OSHA:       Yes    

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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.

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SECTION 5: Fire Fighting Measures
   Flash Point:       no data    
   Autoignition Temperature:       no data    
   Explosion Limits:       no data    
   Extinguishing Medium:       carbon dioxide, dry powder or foam    
   If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
   Special Fire Fighting Procedures:
   self-contained breathing apparatus and full protective clothing.
   Hazardous Combustion and       If involved in a fire, this material may emit toxic fumes containing cadmium and arsenic.    
   Decomposion Products:
   Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

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SECTION 6: Accidental Release Measures
   Small spills can be mixed with vermiculite, sodium carbonate or other suitable non-combustible adsorbent and
   Spill and Leak Procedures:
   swept up.

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SECTION 7: Handling and Storage
   Store the material in a tightly sealed container under an inert atmosphere of nitrogen or argon. Keep in a cool,
   Handling and Storage:
   dry, well-ventilated place.

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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:       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:       Handle the material in an efficient fume hood.    
   Additional Protection:       No additional protection required.    

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SECTION 9: Physical and Chemical Properties
   Color and Form:       dark gray solid    
   Molecular Weight:       487.077    
   Melting Point:       no data    
   Boiling Point:       no data    
   Vapor Pressure:       no data    
   Specific Gravity:       3.031    
   Odor:       none    
   Solubility in Water:       decomposes    

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SECTION 10: Stability and Reactivity
   Stability:       moisture sensitive    
   Hazardous Polymerization:       no hazardous polymerization    
   Conditions to Avoid:       prolonged exposure to moisture    
   Incompatibility:       water, acids    
   Decomposition Products:       cadmium oxide, arsenic oxide    

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SECTION 11: Toxicological Information
   For Cd: Inhalation (human); TCLo: 8630 ug/m3/5H. Inhalation (Human-man); TCLo: 500 ug/m3/5Y-I.
   Inhalation (Human-man); TCLo: 40 ug/m3. Oral (rat); LD50: 72 mg/kg. Intraperitoneal (rat); LD50: 12 mg/kg.
   Intravenous (rat); LD50: 25 mg/kg. Oral (mouse); LD50: 72 mg/kg. Inhalation (mouse); LC50:250 mg/m3/2H.
   Subcutaneous (mouse); LD50: 94 mg/kg. Inhalation (dog); LC50:4 gm/m3/10M. Oral (rat); TDLo: 156
   ug/kg/26W-I. Inhalation (rat); TCLo: 23 ug/m3/24H/20W-C. Subcutaneous (rat); TDLo: 90 mg/kg. Oral (rat);
   TDLo: 21640 ug/kg. Oral (rat); TDLo: 21640 ug/kg. For As: Oral (Human-man); LDLo: 29 mg/kg. Oral
   RTECS Data:
   (Human-man); LDLo: 286/mg/kg. Oral (Human-man); TDLo: 14857 ug/kg. Oral (Human); LDLo: 1429 ug/kg.
   Oral (Human-man); LDLo: 2857 mg/kg. Oral (rat); LD50: 14600 ug/kg. Intraperitoneal (rat); LD50: 871 mg/kg.
   Subcutaneous (rat); LDLo:8 mg/kg. Oral (mouse); LD50: 31500 ug/kg. Subcutaneous (mouse); LD50: 9800
   ug/kg. Intravenous (mouse); LD50: 10700 ug/kg. Oral (dog); LDLo: 10 mg/kg. Intravenous (rabbit); LDLo:
   10560 ug/kg. Oral (rat); TDLo: 900 mg/kg. Oral (rat); TDLo: 350 ug/kg/30D-I. Inhalation (rat); TCLo: 31
   ug/m3/24H/22W-C. Inhalation (rat); TCLo: 500 ug/m3/24H/33D-C.
   Carcinogenic Effects:       Known carcinogens    
   Mutagenic Effects:       As: mutagen    
   Tetratogenic Effects:       Reproductive effectors    

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SECTION 12: Ecological Information
   Avoid release into the environment. Very toxic to aquatic organisms. May cause long-term adverse effects in
   Ecological Information:
   the aquatic environment.

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SECTION 13: Disposal Considerations
   Disposal:       Dispose of according to local, state and federal regulations.    

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SECTION 14: Transportation
   Shipping Name (CFR):       Cadmium compounds    
   Hazard Class (CFR):       6.1    
   Additional Hazard Class (CFR):       NA    
   Packaging Group (CFR):       III    
   UN ID Number (CFR):       UN# 2570    
   Shipping Name (IATA):       Cadmium compound    
   Hazard Class (IATA):       6.1    
   Additional Hazard Class (IATA):       NA    
   Packaging Group (IATA):       III    
   UN ID Number (IATA):       UN# 2570    

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SECTION 15: Regulatory Information
   TSCA:       Listed in the TSCA inventory    
   SARA (Title 313):       See Category Codes N078 and N020 for reporting.    
   Second Ingredient:       none    
   Tel: (978) 499 1600
   Fax: (978) 465 3104
   Toll free (in USA & Canada)
   Tel: (800) 647 8736
   Fax: (800) 517 8736
   info@strem.com
   Strem Chemicals, Inc.
   15, rue de l'Atome, Z.I.
   67800 BISCHHEIM (France)
   Tel: (33) 03 88 62 52 60
   Fax: (33) 03 88 62 26 81
   info.europe@strem.com
   Strem Chemicals, Inc.
   Postfach 1215
   77672 KEHL (Germany)
   Telefon: 0 78 51/ 7 58 79
   info.europe@strem.com
   Strem Chemicals UK, Ltd.
   Newton Hall
   Town Street
   Newton
   Cambridge, England CB22 7ZE
   Tel: 0845 643 7263
   Fax: 0845 643 7362
   enquiries@strem.co.uk

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SECTION 16 - ADDITIONAL INFORMATION
N/A