56-24-6

Synonym:Hydroxytrimethylstannane, Trimethylstannanol

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Section 2: Composition and Information on Ingredients
IngredientCAS NumberPercentACGIH (TWA)OSHA (PEL)
Title Compound56-24-6100%0.1mg/m30.1mg/m3

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Section 3: Hazards Identification
Organo tin compounds may act as delayed poisons, causing headache, dizziness; psycho-neurologic
Emergency Overview:
disturbances; sore throat, vomiting; urine retention; vision impairment; skin burns, liver and kidney damage.
Primary Routes of Exposure:Ingestion, inhalation, skin, eyes
Eye Contact:Causes severe irritation of the eyes.
Harmful in contact with skin. Causes light to mild irritation. prolonged contact may dry the skin and lead to
Skin Contact:
rashes or more severe irritation.
Harmful by inhalation. Irritating to the nose, mucous membranes and respiratory tract. High doses may cause
Inhalation:
long-term neurological damage.
Harmful if swallowed. may cause delayed and permanent psycho-neurological disturbances, impairment of
Ingestion:
vision, unsteadiness, nausea and vomiting.
Harmful by inhalation, in contact with skin and if swallowed. Irritating to skin, eyes and respiratory tract.
Acute Health Affects:
Ingestion may cause delayed poisoning with cerebral edema.
Repeated exposure to certain organic tin compounds may cause problems with vision, skin, respiratory
Chronic Health Affects:
system, central nervous system, liver, kidneys, urinary tract, and blood.
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:no data
Autoignition Temperature:no data
Explosion Limits:no data
Extinguishing Medium:carbon dioxide or dry powder
Fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus
Special Fire Fighting Procedures:
and full protective clothing.
Hazardous Combustion andcarbon monoxide, carbon dioxide, soot, organic fumes and tin compounds.
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, ground limestone, sodium carbonate or other suitable
Spill and Leak Procedures:
noncombustible adsorbent and swept up.

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SECTION 7: Handling and Storage
Handling and Storage:Store in a cool, dry, well ventilated area away from heat and direct sunlight. Keep containers tightly sealed.

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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. Consult with glove manufacturer to determine the proper type of glove.
Ventilation:Work with this product in a well-ventilated area, preferably a 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:Work with this product in a well-ventilated area, preferably a fume hood.
Additional Protection:No additional protection required.

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SECTION 9: Physical and Chemical Properties
Color and Form:white pwdr.
Molecular Weight:180.8
Melting Point:118°
Boiling Point:80°C subl.
Vapor Pressure:no data
Specific Gravity:no data
Odor:pungent
Solubility in Water:soluble

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SECTION 10: Stability and Reactivity
Stability:air sensitive
Hazardous Polymerization:no hazardous polymerization
Conditions to Avoid:none
Incompatibility:strong oxidizing agents and halogens
Decomposition Products:carbon monoxide, carbon dioxide, tin oxide, and organic fumes.

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SECTION 11: Toxicological Information
RTECS Data:Subcutaneous (mouse); LDLo: 1800 ug/kg.
Carcinogenic Effects:No data available
Mutagenic Effects:No data available
Tetratogenic Effects:No data available

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

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SECTION 13: Disposal Considerations
Disposal:Dispose of according to federal, state, and local 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:Not 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

MOLECULAR FORMULA :

C3-H10-O-Sn

MOLECULAR WEIGHT :

180.82

WISWESSER LINE NOTATION :

Q-SN-1&1&1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :

LDLo - Lowest published lethal dose

ROUTE OF EXPOSURE :

Subcutaneous

SPECIES OBSERVED :

Rodent - mouse

DOSE/DURATION :

1800 ug/kg

REFERENCE :

JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams & Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10- Volume(issue)/page/year: 28,367,1926 *** REVIEWS *** ACGIH TLV-TWA 0.1 mg(Sn)/m3;STEL 0.2 mg/m3 (skin) DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 ACGIH TLV-Not classifiable as a human carcinogen DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: TLV/BEI,1997 *** U.S. STANDARDS AND REGULATIONS *** MSHA STANDARD-air:TWA 0.1 mg(Sn)/m3 DTLVS* The Threshold Limit Values (TLVs) and Biological Exposure Indices (BEIs) booklet issues by American Conference of Governmental Industrial Hygienists (ACGIH), Cincinnati, OH, 1996 Volume(issue)/page/year: 3,258,1971 OSHA PEL (Gen Indu):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1910.1000,1994 OSHA PEL (Construc):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1926.55,1994 OSHA PEL (Shipyard):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 29,1915.1000,1993 OSHA PEL (Fed Cont):8H TWA 0.1 mg(Sn)/m3 CFRGBR Code of Federal Regulations. (U.S. Government Printing Office, Supt. of Documents, Washington, DC 20402) Volume(issue)/page/year: 41,50-204.50,1994 *** OCCUPATIONAL EXPOSURE LIMITS *** OEL-AUSTRALIA:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-BELGIUM:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-DENMARK:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-FINLAND:TWA 0.1 mg(Sn)/m3;STEL 0.3 mg(Sn)/m3;Skin JAN 1993 OEL-FRANCE:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3 JAN 1993 OEL-GERMANY:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-HUNGARY:STEL 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-THE NETHERLANDS:TWA 0.1 mg(Sn)/m3;Skin JAN 1993 OEL-THE PHILIPPINES:TWA 0.1 mg(Sn)/m3 JAN 1993 OEL-SWEDEN:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3;Skin JAN 1993 OEL-SWITZERLAND:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3;Skin JAN 1993 OEL-THAILAND:TWA 0.1 mg(Sn)/m3 JAN 1993 OEL-UNITED KINGDOM:TWA 0.1 mg(Sn)/m3;STEL 0.2 mg(Sn)/m3;Skin JAN 1993 OEL IN BULGARIA, COLOMBIA, JORDAN, KOREA check ACGIH TLV OEL IN NEW ZEALAND, SINGAPORE, VIETNAM check ACGIH TLV *** NIOSH STANDARDS DEVELOPMENT AND SURVEILLANCE DATA *** NIOSH RECOMMENDED EXPOSURE LEVEL (REL) : NIOSH REL TO ORGANOTIN COMPOUND-air:10H TWA 0.1 mg(Sn)/m3 REFERENCE : NIOSH* National Institute for Occupational Safety and Health, U.S. Dept. of Health, Education, and Welfare, Reports and Memoranda. Volume(issue)/page/year: DHHS #92-100,1992