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CAS Number: 12027-67-7 Product Catalog

Ammonium Ammonium molybdate tetrahydrate (99.98%-Mo)
CAS Number: 12027-67-7
MDL Number: MFCD00167059
Molecular Formula: H24Mo7N6O24
Molecular Weight: 1163.80 (1235.86)
Chemical Formula: (NH4)6Mo7O24·4H2O
Color and Form: white pwdr.

Physical Characteristics: density 2.498

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SECTION 1: Product Identification
Chemical Name: Ammonium molybdate tetrahydrate (99.98%-Mo)
Product Number: 02-0745
CAS Registry Number: 12027-67-7
Formula: (NH4)6Mo7O24.4H2O
EINECS Number: none
Chemical Family: inorganic compound
Synonym: Ammonium paramolybdate, Molybdate
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 12027-67-7 100 0.5mg/m3 (as Mo -) 5mg/m3
SECTION 3: Hazards Identification
Emergency Overview: Irritating to eyes, skin and respiratory tract. Possible risk of irreversible effects.
Primary Routes of Exposure: Ingestion
Eye Contact: Causes slight to mild irritation of the eyes.
Skin Contact: Causes slight to mild irritation of the skin.
Inhalation: Irritating to the nose, mucous membranes and respiratory tract.
Ingestion: No information available on the physiological effects of ingestion.
Acute Health Effects: Irritating to skin, eyes and respiratory tract.
Chronic Health Effects: No information available on long-term chronic effects. Possible risk of irreversible effects.
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: carbon dioxide, foam or dry powder
Special Fire Fighting Procedures: If this product is 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: If involved in a fire this material may emit irritating fumes.
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: Store in a tightly sealed container. Keep away from heat and direct sunlight.
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: 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 Respiratory 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: 1163.80 (1235.86)
Melting Point: no data
Boiling Point: no data
Vapor Pressure: not applicable
Specific Gravity: 2.498
Odor: none
Solubility in Water: 43g/100cc
SECTION 10: Stability and Reactivity
Stability: air and moisture stable
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: none
Incompatibility: Oxidizing agents and active metals
Decomposition Products: ammonia, molybdenum salts
SECTION 11: Toxicological Information
RTECS Data: Inhalation (rat); TCLo: 60 ug/m3/24H/17W-I.
Carcinogenic Effects: No data available
Mutagenic Effects: Possible mutagen
Tetratogenic Effects: No data available
SECTION 12: Ecological Information
Ecological Information: Harmful to aquatic organisms. May cause long-term adverse effects in the aquatic environment.
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): Not reportable under SARA Title 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: 8/07/2000
Revision Date: 12/14/2011

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