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MSDS Material Safety Data Sheet
CAS

31-78-6
811-97-2

File Name: msds_dupont_com---PEN_09004a2f806a3060.asp
SAFETY DATA SHEET according to Regulation (EU) No. 1907/2006


DuPont鈩? SUVA庐 134a Refrigerant
Version 2.4
Revision Date 25.09.2007 Ref. 130000000349

This SDS adheres to the standards and regulatory requirements of Great Britain and may not meet the regulatory
requirements in other countries.

1. IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND OF THE COMPANY/UNDERTAKING

Product information
DuPont鈩? SUVA庐 134a Refrigerant
Product name :

Types : ASHRAE Refrigerant number designation: R-134a

Use of the : Refrigerant
Substance/Preparation

Company Du Pont de Nemours (Nederland) B.V.
:
Baanhoekweg 22
NL-3313 LA Dordrecht
The Netherlands

Telephone : +31-78-630.1011


Emergency telephone : +44-(0)8456-006.640


E-mail address : sds-support@che.dupont.com


2. HAZARDS IDENTIFICATION

Rapid evaporation of the liquid may cause frostbite.
Vapours are heavier than air and can cause suffocation by reducing oxygen available for breathing.

3. COMPOSITION/INFORMATION ON INGREDIENTS

Chemical name of the : 1,1,1,2-Tetrafluoroethane(R134a)
substance

Chemical Name CAS-No. EC-No. Classification Concentration [%]
1,1,1,2-Tetrafluoroethane (R134a) 811-97-2 212-377-0 100


4. FIRST AID MEASURES

General advice : If unconscious, place in recovery position and seek medical advice. Never give
anything by mouth to an unconscious person. If breathing is irregular or
stopped, administer artificial respiration. If symptoms persist, call a physician.

Inhalation : Move to fresh air. Keep patient warm and at rest. Artificial respiration and/or
oxygen may be necessary.

Skin contact : Wash off with warm water. Take off all contaminated clothing immediately.

Eye contact : Rinse thoroughly with plenty of water, also under the eyelids. Consult a
physician.


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SAFETY DATA SHEET according to Regulation (EU) No. 1907/2006


DuPont鈩? SUVA庐 134a Refrigerant
Version 2.4
Revision Date 25.09.2007 Ref. 130000000349

Notes to physician
Treatment : Do not give adrenaline or similar drugs.


5. FIRE-FIGHTING MEASURES

Specific hazards during fire : pressure build-up
fighting

Special protective : In the event of fire, wear self-contained breathing apparatus.
equipment for fire-fighters

Further information : Use extinguishing measures that are appropriate to local circumstances and the
surrounding environment. Cool containers / tanks with water spray.


6. ACCIDENTAL RELEASE MEASURES

Personal precautions : Evacuate personnel to safe areas. Ventilate the area. Refer to protective
measures listed in sections 7 and 8.

Environmental precautions : Should not be released into the environment.

Methods for cleaning up : Evaporates.


7. HANDLING AND STORAGE

Handling
Advice on safe handling : Provide sufficient air exchange and/or exhaust in work rooms. For personal
protection see section 8.

Advice on protection : No special protective measures against fire required.
against fire and explosion


Storage
Requirements for storage : Keep container tightly closed in a dry and well-ventilated place. Store in original
areas and containers container.

Advice on common storage : No materials to be especially mentioned.

German storage class : 2A : Compressed, liquefied or pressurised gas


8. EXPOSURE CONTROLS / PERSONAL PROTECTION

Components with workplace control parameters
Components CAS-No. Type Control Update Basis
Form of exposure parameters
1,1,1,2- 811-97-2 TWA 4 240 mg/m3 2001 EH40 OES
Tetrafluoroethane 1 000 ppm
(R134a)

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SAFETY DATA SHEET according to Regulation (EU) No. 1907/2006


DuPont鈩? SUVA庐 134a Refrigerant
Version 2.4
Revision Date 25.09.2007 Ref. 130000000349



Engineering measures
Ensure adequate ventilation, especially in confined areas.

Personal protective equipment
Respiratory protection : For rescue and maintenance work in storage tanks use self-contained breathing
apparatus. Vapours are heavier than air and can cause suffocation by reducing
oxygen available for breathing.

Hand protection : Heat insulating gloves

Eye protection : Safety glasses

Hygiene measures : Handle in accordance with good industrial hygiene and safety practice.


9. PHYSICAL AND CHEMICAL PROPERTIES


Form : Liquefied gas,

Colour : none,

Odour : ether-like,

pH : neutral

Melting point/range : -101 - 103 掳C at 1 013 hPa

Boiling point/boiling range : -26,5 掳C at 1 013 hPa

Flash point : does not flash

Ignition temperature : > 750 掳C

Upper explosion limit : , not applicable

Vapour pressure : 6 661 hPa at 25 掳C

Vapour pressure : 13 190 hPa at 50 掳C

Density : 1,21 g/cm3 at 25 掳C, (as liquid)

Density : 0,0042 g/cm3 at 25 掳C (1 013 hPa)

Density : 0,0053 g/cm3 at -26,1 掳C (1 013 hPa)

Water solubility : 1,5 g/l at 25 掳C at 1 013 hPa


10. STABILITY AND REACTIVITY

Conditions to avoid : The product is not flammable in air under ambient conditions of temperature and
pressure. When pressurised with air or oxygen the mixture may become

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SAFETY DATA SHEET according to Regulation (EU) No. 1907/2006


DuPont鈩? SUVA庐 134a Refrigerant
Version 2.4
Revision Date 25.09.2007 Ref. 130000000349

flammable. Certain mixtures of HCFCs or HFCs with chlorine may become
flammable or reactive under certain conditions.

Materials to avoid : Alkali metals, Alkaline earth metals, Powdered metals, Powdered metal salts

Hazardous decomposition : Hydrogen halides, Carbon dioxide (CO2), Carbon monoxide, Fluorocarbons,
products Carbonyl halides

Hazardous reactions : Stable under recommended storage conditions.


11. TOXICOLOGICAL INFORMATION
Acute inhalation toxicity
鈥? 1,1,1,2-Tetrafluoroethane : LC50/ 4 h/ rat : > 2 085 mg/l
(R134a)
Human experience : Excessive exposures may affect human health, as follows:

Inhalation
Severe shortness of breath, narcosis, Irregular cardiac activity

Further information : Cardiac sensitisation threshold limit : 312 975 mg/m3
Anaesthetic effects threshold limit : 834 600 mg/m3
Did not show carcinogenic or teratogenic effects in animal
experiments.Concentrations substantially above the TLV value may cause
narcotic effects.Inhalation of decomposition products in high concentration may
cause shortness of breath (lung oedema).Rapid evaporation of the liquid may
cause frostbite.

12. ECOLOGICAL INFORMATION



Toxicity to fish
鈥? 1,1,1,2-Tetrafluoroethane : LC50 / 96 h/ Oncorhynchus mykiss (rainbow trout) : 450 mg/l
(R134a)


Aquatic toxicity
鈥? 1,1,1,2-Tetrafluoroethane : / EC50/ 48 h/ Daphnia: 980 mg/l
(R134a)

Ozone depletion potential : 0

Global warming potential : 1 300
(GWP)


13. DISPOSAL CONSIDERATIONS

Product : Can be used after re-conditioning.

Contaminated packaging : Empty pressure vessels should be returned to the supplier.




4/5
SAFETY DATA SHEET according to Regulation (EU) No. 1907/2006


DuPont鈩? SUVA庐 134a Refrigerant
Version 2.4
Revision Date 25.09.2007 Ref. 130000000349

14. TRANSPORT INFORMATION

ADR
Class: 2
Classification Code: 2A
HI No:: 20
UN-Number: 3159
Labelling No.: 2.2
Proper shipping name: 1,1,1,2-Tetrafluoroethane

IATA_C
Class: 2.2
UN-Number: 3159
Labelling No.: 2.2
Proper shipping name: 1,1,1,2-Tetrafluoroethane

IMDG
Class: 2.2
UN-Number: 3159
Labelling No.: 2.2
Proper shipping name: 1,1,1,2-Tetrafluoroethane


15. REGULATORY INFORMATION

Labelling according to EC Directives
Special labelling of certain : Contains fluorinated greenhouse gas covered by the Kyoto Protocol.
preparations

The product does not need to be labelled in accordance with EC directives or respective national laws.



16. OTHER INFORMATION

Further information
Before use read DuPont's safety information., For further information contact the local DuPont office or DuPont's
nominated distributors., 庐 DuPont's registered trademark

Significant change from previous version is denoted with a double bar.


The information provided in this Safety Data Sheet is correct to the best of our knowledge, information and belief at
the date of its publication. The information given is designed only as a guidance for safe handling, use, processing,
storage, transportation, disposal and release and is not to be considered a warranty or quality specification. The
above information relates only to the specific material(s) designated herein and may not be valid for such material(s)
used in combination with any other materials or in any process or if the material is altered or processed, unless
specified in the text.




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