MSDS
1,1,1,2-Tetrafluoroethane (Halocarbon 134a)
001055
Synthetic/Analytical chemistry.Refrigeration.
2/16/2011.
Material Safety Data Sheet
Product name
AIRGAS INC., on behalf of its subsidiaries
259 North Radnor-Chester Road
Suite 100
Radnor, PA 19087-5283
1-610-687-5253
Product use
MSDS #
Date of
Preparation/Revision
In case of emergency
Section 1. Chemical product and company identification
1,1,1,2-Tetrafluoroethane (Halocarbon 134a)
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Supplier
1-866-734-3438
Synonym
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ASPEN R134a; Ethane, 1,1,1,2-tetrafluoro-; 1,1,1,2-Tetrafluoroethane (Refrigerant gas
R134A); 1,1,1,2-Tetrafluoroethane (HFC 134a); 1,1,1,2-Tetrafluoroethane (HCF 134a);
1,1,1,2-tetrafluoroethanefreon; 1,1,1,2-Tetrafluoroethane; freon 134a; HFC 134a
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Inhalation
Emergency overview
Section 2. Hazards identification
Routes of entry
Potential acute health effects
Acts as a simple asphyxiant.
Contact with rapidly expanding gas may cause burns or frostbite.
Ingestion is not a normal route of exposure for gases
Contact with rapidly expanding gas may cause burns or frostbite.
Eyes
Skin
Inhalation
Ingestion
Physical state
Gas.
See toxicological information (Section 11)
WARNING!
CONTENTS UNDER PRESSURE.
Do not puncture or incinerate container.
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Medical conditions
aggravated by over-
exposure
Acute or chronic respiratory conditions may be aggravated by overexposure to this gas.
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Contact with rapidly expanding gases can cause frostbite.
1,1,1,2-Tetrafluoroethane (Halocarbon
134a)
811-97-2
100
AIHA WEEL (United States, 5/2010).
TWA: 1000 ppm 8 hour(s).
Section 3. Composition, Information on Ingredients
Name
% Volume
Exposure limits
CAS number
Check for and remove any contact lenses. Immediately flush eyes with plenty of water
for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical
attention immediately.
In case of contact, immediately flush skin with plenty of water for at least 15 minutes
while removing contaminated clothing and shoes. Wash clothing before reuse. Clean
shoes thoroughly before reuse. Get medical attention immediately.
Section 4. First aid measures
Eye contact
Skin contact
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No action shall be taken involving any personal risk or without suitable training.If it is suspected that fumes are still present,
the rescuer should wear an appropriate mask or self-contained breathing apparatus.It may be dangerous to the person
providing aid to give mouth-to-mouth resuscitation.
Frostbite
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Try to warm up the frozen tissues and seek medical attention.
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