7446-31-3

Synonym:Sulfuric acid, zirconium(4+) salt (2:1), Zirconium sulfate

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Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound7446-31-3100%5mg/m3 (as Zr)5mg/m3 (as Zr)

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Section 3: Hazards Identification
Irritating to skin, eyes and respiratory tract. This material partially hydrolyzes in water to form dilute sulfuric
Emergency Overview:
acid, a strong irritant.
Primary Routes of Exposure:Ingestion, inhalation, skin, eyes
Eye Contact:Dust is a moderate to severe irritant to the eyes.
Skin Contact:Causes irritation to skin. Symptoms include redness, itching, and pain.
Inhalation:Inhalation of dust may irritate the respiratory tract. Symptoms may include coughing, shortness of breath.
Ingestion:Ingestion may lead to nausea, vomiting and diarrhea.
Acute Health Affects:Acidic behavior causes irritation of skin, eyes and respiratory and gastrointestinal tracts.
Chronic Health Affects:No information available on long-term chronic effects.
NTP:No
IARC:No
OSHA:No

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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:not applicable
Autoignition Temperature:none
Explosion Limits:none
Extinguishing Medium:none required
If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained
Special Fire Fighting Procedures:
breathing apparatus and full protective clothing.
Hazardous Combustion andIf involved in a fire this material may emit toxic fumes of sulfur oxides.
Decomposion Products:
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.

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SECTION 6: Accidental Release Measures
Spill and Leak Procedures:Small spills can be mixed with powdered sodium carbonate or ground limestone and swept up.

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SECTION 7: Handling and Storage
Handling and Storage:Store material in a tightly sealed bottle away from moisture.

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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 appropriate chemical resistant gloves and protective clothing.
Ventilation:If possible, handle the material in an efficient fume hood.
In the absence of adequate ventilation a respirator should be worn. The use of a respiratory requires a
Respirator:
Respirator Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation:If possible, 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:white xtl.
Molecular Weight:283.33 (355.39)
Melting Point:100°C (-3H2O)
Boiling Point:no data
Vapor Pressure:not applicable
Specific Gravity:no data
Odor:none
Solubility in Water:soluble

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SECTION 10: Stability and Reactivity
Stability:air and moisture stable
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:Strong bases
Decomposition Products:In water, dilute sulfuric acid

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SECTION 11: Toxicological Information
Oral (rat); LD50: 3500 mg/kg. Intraperitoneal (rat); LD50: 175 mg/kg. Subcutaneous (rat); LDLo: 500 mg/kg.
RTECS Data:
Intratesticular (rat); TDLo: 22667 ug/kg. Mouse Lymphocyte; Unscheduled DNA synthesis: 20 umol/L.
Carcinogenic Effects:no data
Mutagenic Effects:no data
Tetratogenic Effects:no data

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SECTION 12: Ecological Information
Ecological Information:No information available

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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):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

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SECTION 15: Regulatory Information
TSCA:Listed in the TSCA inventory.
SARA (Title 313):Title compound not listed.
Second Ingredient:none

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SECTION 16 - ADDITIONAL INFORMATION
N/A