Silicotungstic Acid AR MSDS
Section 1: Chemical Product and Company Identification
Product Name: Silicotungstic Acid AR
Catalog Codes: SLS1552
CAS#: 12027-43-9
RTECS: Not available.
TSCA: TSCA 8(b) inventory: No products were found.
CI#: Not available.
Synonym:
Chemical Name: Not available.
Chemical
Formula: H4[SiO4.(W3O9)4].xH2O
Section 2: Composition and Information on Ingredients
Composition:
Name CAS # % by Weight
Silicotungstic Acid AR 12027-43-9 100
Toxicological Data on Ingredients: Not applicable.
Section 3: Hazards Identification
Potential Acute Health Effects: Hazardous in case of ingestion. Slightly hazardous in case of eye contact (irritant), of
inhalation.
Potential Chronic Health Effects:
Hazardous in case of ingestion. Slightly hazardous in case of eye contact (irritant), of inhalation. CARCINOGENIC EFFECTS:
Not available. MUTAGENIC EFFECTS: Not available. TERATOGENIC EFFECTS: Not available. DEVELOPMENTAL
TOXICITY: Not available.
Section 4: First Aid Measures
Eye Contact: Immediately flush eyes with running water for at least 15 minutes, keeping eyelids open. Cold water may be
used.
Skin Contact: No known effect on skin contact, rinse with water for a few minutes.
Serious Skin Contact: Not available.
Inhalation: Allow the victim to rest in a well ventilated area. Seek immediate medical attention.
Serious Inhalation: Not available.
Ingestion:
Do not induce vomiting. Loosen tight clothing such as a collar, tie, belt or waistband. If the victim is not breathing, perform
mouth-to-mouth resuscitation. Seek immediate medical attention.
Serious Ingestion: Not available.
Section 5: Fire and Explosion Data
Flammability of the Product: Non-flammable.
Auto-Ignition Temperature: Not applicable.
Flash Points: Not applicable.
Flammable Limits: Not applicable.
Products of Combustion: Not available.
Fire Hazards in Presence of Various Substances: Not applicable.
Explosion Hazards in Presence of Various Substances:
Risks of explosion of the product in presence of mechanical impact: Not available. Risks of explosion of the product in
presence of static discharge: Not available.
Fire Fighting Media and Instructions: Not applicable.
Special Remarks on Fire Hazards: Not available.
Special Remarks on Explosion Hazards: Not available.
Section 6: Accidental Release Measures
Small Spill:
Use appropriate tools to put the spilled solid in a convenient waste disposal container. Finish cleaning by spreading water on
the contaminated surface and dispose of according to local and regional authority requirements.
Large Spill:
If the product is in its solid form: Use a shovel to put the material into a convenient waste disposal container. If the product is
in its liquid form: Absorb with an inert material and put the spilled material in an appropriate waste disposal. Finish cleaning by
spreading water on the contaminated surface and allow to evacuate through the sanitary system.
Section 7: Handling and Storage
Precautions: No specific safety phrase has been found applicable for this product.
Storage:
No specific storage is required. Use shelves or cabinets sturdy enough to bear the weight of the chemicals. Be sure that it is
not necessary to strain to reach materials, and that shelves are not overloaded.
Section 8: Exposure Controls/Personal Protection
Engineering Controls:
Use process enclosures, local exhaust ventilation, or other engineering controls to keep airborne levels below recommended
exposure limits. If user operations generate dust, fume or mist, use ventilation to keep exposure to airborne contaminants
below the exposure limit.
Personal Protection: Safety glasses. Lab coat.
Personal Protection in Case of a Large Spill:
Splash goggles. Full suit. Boots. Gloves. Suggested protective clothing might not be sufficient; consult a specialist BEFORE
handling this product.
Exposure Limits: Not available.
Section 9: Physical and Chemical Properties
Physical state and appearance: Solid. (Deliquescent crystals solid.)
Odor: Not available.
Taste: Not available.
Molecular Weight: 2878.31 g/mole
Color: Colorless to light yellow.
pH (1% soln/water): Not available.
Boiling Point: Decomposes.
Melting Point: 25°C (77°F)
Critical Temperature: Not available.
Specific Gravity: 4.5 (Water = 1)
Vapor Pressure: Not applicable.
Vapor Density: Not available.
Volatility: Not available.
Odor Threshold: Not available.
Water/Oil Dist. Coeff.: Not available.
Ionicity (in Water): Not available.
Dispersion Properties: See solubility in water, methanol.
Solubility: Soluble in cold water, methanol.
Section 10: Stability and Reactivity Data
Stability: The product is stable.
Instability Temperature: Not available.
Conditions of Instability: Not available.
Incompatibility with various substances: Not available.
Corrosivity: Non-corrosive in presence of glass.
Special Remarks on Reactivity: Not available.
Special Remarks on Corrosivity: Not available.
Polymerization: No.
Section 11: Toxicological Information
Routes of Entry: Ingestion.
Toxicity to Animals:
LD50: Not available. LC50: Not available.
Chronic Effects on Humans: Not available.
Other Toxic Effects on Humans:
Hazardous in case of ingestion. Slightly hazardous in case of inhalation.
Special Remarks on Toxicity to Animals: Not available.
Special Remarks on Chronic Effects on Humans: Not available.
Special Remarks on other Toxic Effects on Humans: Not available.
Section 12: Ecological Information
Ecotoxicity: Not available.
BOD5 and COD: Not available.
Products of Biodegradation:
Possibly hazardous short term degradation products are not likely. However, long term degradation products may arise.
Toxicity of the Products of Biodegradation: The products of degradation are more toxic.
Special Remarks on the Products of Biodegradation: Not available.
Section 13: Disposal Considerations
Waste Disposal:
Section 14: Transport Information
DOT Classification: Not a DOT controlled
material (
Identification: Not applicable.
Special Provisions for Transport: Not applicable.
Section 15: Other Regulatory Information
Federal and State Regulations: TSCA 8(b) inventory: No products were found.
Other Regulations: Not available..
Other Classifications:
WHMIS (
DSCL (EEC):
This product is not classified according to the EU regulations.
HMIS (
Health Hazard: 1
Fire Hazard: 0
Reactivity: 0
Personal Protection: a
National Fire Protection Association (
Health: 1
Flammability: 0
Reactivity: 0
Specific hazard:
Protective Equipment:
Not applicable. Lab coat. Not applicable. Safety glasses.
Section 16: Other Information
References: Not available.
Other Special Considerations: Not available.
Created: 10/09/2005 06:27 PM
Last Updated: 11/06/2008 12:00 PM