Safety Data Sheet
Page :1/5
Product : R141b (1,1-Dichloro-1-fluoroethane)
Date : 15/10/2001
MSDS Nr : 300-00-2004BOC Version : 1
1 IDENTIFICATION OF THE SUBSTANCE/PREPARATION AND OF THE COMPANY
Product name R141b (1,1-Dichloro-1-fluoroethane)
Chemical formula C2H3Cl2F
Company identification see heading and/or footer
Emergency phone numbers see heading and/or footer
2 COMPOSITION/INFORMATION ON INGREDIENTS
Substance/Preparation Substance.
Components/Impurities Contains no other components or impurities which will influence the classification of the product.
CAS Nr 1717-00-6
EC Nr (from EINECS) 404-080-1
3 HAZARDS IDENTIFICATION
Hazards identification Liquid.
In high concentrations may cause asphyxiation.
4 FIRST AID MEASURES
Inhalation In high concentrations may cause asphyxiation. Symptoms may include loss of mobility/consciousness.
Victim may not be aware of asphyxiation.
In low concentrations may cause narcotic effects. Symptoms may include dizziness, headache, nausea
and loss of co-ordination.
Remove victim to uncontaminated area wearing self contained breathing apparatus. Keep victim warm
and rested. Call a doctor. Apply artificial respiration if breathing stopped.
Skin/eye contact For liquid spillage - flush with water for at least 15 minutes
Immediately flush eyes thoroughly with water for at least 15 minutes.
Obtain medical assistance
Ingestion Rinse mouth with water, do not induce vomiting, call a doctor.
5 FIRE FIGHTING MEASURES
Specific hazards Exposure to fire may cause containers to rupture/explode.
Non flammable
Hazardous combustion products If involved in a fire the following toxic and/or corrosive fumes may be produced by thermal
decomposition:
Carbonyl fluoride
Carbon monoxide
BOC, Priestley Road, Worsley, Manchester M28 2UT Emergency tel: 0800 02 0800 - - UNITED KINGDOM
Safety Data Sheet
Page :2/5
Product : R141b (1,1-Dichloro-1-fluoroethane)
Date : 15/10/2001
MSDS Nr : 300-00-2004BOC Version : 1
Phosgene
Hydrogen chloride
Hydrogen fluoride
Suitable extinguishing media All known extinguishants can be used.
Specific methods If possible, stop flow of product.
Move away from the container and cool with water from a protected position.
Special protective equipment for fire fighters Use self-contained breathing apparatus and chemically protective clothing.
6 ACCIDENTAL RELEASE MEASURES
Personal precautions Evacuate area.
Wear self-contained breathing apparatus when entering area unless atmosphere is proved to be safe.
Ensure adequate air ventilation.
Environmental precautions Try to stop release.
Prevent from entering sewers, basements and workpits, or any place where its accumulation can be
dangerous.
Clean up methods Ventilate area.
Absorb excess liquid spillage on inorganic absorbant material such as fine sand, brick dust etc. Place
spent absorbant in sealed packages and contact specialist waste disposal contractor.
7 HANDLING AND STORAGE
Handling and storage Suck back of water into the container must be prevented.
Do not allow backfeed into the container.
Use only properly specified equipment which is suitable for this product, its supply pressure and
temperature. Contact your gas supplier if in doubt.
Refer to supplier's container handling instructions.
Keep container below 50癈 in a well ventilated place.
8 EXPOSURE CONTROLS/PERSONAL PROTECTION
Personal protection Ensure adequate ventilation.
Do not smoke while handling product.
Protect eyes, face and skin from liquid splashes.
BOC, Priestley Road, Worsley, Manchester M28 2UT Emergency tel: 0800 02 0800 - - UNITED KINGDOM
Safety Data Sheet
Page :3/5
Product : R141b (1,1-Dichloro-1-fluoroethane)
Date : 15/10/2001
MSDS Nr : 300-00-2004BOC Version : 1
9 PHYSICAL AND CHEMICAL PROPERTIES
Molecular weight 117
Boiling point 32 癈
Relative density, gas 4.1 (air=1)
Relative density, liquid 1.2 (water=1)
Vapour Pressure 20癈 0.7 bar
Solubility mg/l water 4000 mg/l at 25癈
Appearance/Colour Colourless gas
Odour Ethereal
Poor warning properties at low concentrations.
Other data Gas/vapour heavier than air. May accumulate in confined spaces, particularly at or below ground level.
10 STABILITY AND REACTIVITY
Stability and reactivity Stable under normal conditions.
Thermal decomposition yields toxic products which can be corrosive in the presence of moisture.
May react with aluminium.
11 TOXICOLOGICAL INFORMATION
General In low concentrations may cause narcotic effects. Symptoms may include dizziness, headache, nausea
and loss of co-ordination.
May produce irregular heart beat and nervous symptoms.
12 ECOLOGICAL INFORMATION
General Covered by the 'Montreal Protocol'.
May have damaging effect on ozone layer.
When discharged in large quantities may contribute to the greenhouse effect.
Ozone depletion factor 0.11 (R11=1)
Global warming factor 630 (CO2=1)
13 DISPOSAL CONSIDERATIONS
General Must not be discharged to atmosphere.
Do not discharge into any place where its accumulation could be dangerous.
BOC, Priestley Road, Worsley, Manchester M28 2UT Emergency tel: 0800 02 0800 - - UNITED KINGDOM
Safety Data Sheet
Page :4/5
Product : R141b (1,1-Dichloro-1-fluoroethane)
Date : 15/10/2001
MSDS Nr : 300-00-2004BOC Version : 1
Refer to supplier's waste gas recovery programme.
Contact supplier if guidance is required.
14 TRANSPORT INFORMATION
UN Nr None.
Class Not applicable
ADR/RID Classification code Not submitted to ADR.
Labelling ADR None.
Other transport information Avoid transport on vehicles where the load space is not separated from the driver's compartment.
Ensure vehicle driver is aware of the potential hazards of the load and knows what to do in the event of
an accident or an emergency.
Before transporting product containers ensure that they are firmly secured and:
- cylinder valve is closed and not leaking
- valve outlet cap nut or plug (where provided) is correctly fitted
- valve protection device (where provided) is correctly fitted
- there is adequate ventilation.
- compliance with applicable regulations.
15 REGULATORY INFORMATION
Number in Annex I of Dir 67/548 Not included in Annex I.
EC Classification N;R52/53-59
Labelling of cylinders
-Symbols None.
-Risk phrases R52/53 Harmful to aquatic organisms, may cause long term adverse effects in the aquatic environment.
R59 Dangerous for the ozone layer.
-Safety phrases S59 Refer to manufacturer/supplier for information on recovery/recycling
S61 Avoid release to the environment. Refer to special instructions/Safety data sheets.
16 OTHER INFORMATION
Ensure all national/local regulations are observed.
Asphyxiant in high concentrations.
Keep container in well ventilated place.
Do not breathe the gas.
BOC, Priestley Road, Worsley, Manchester M28 2UT Emergency tel: 0800 02 0800 - - UNITED KINGDOM
Safety Data Sheet
Page :5/5
Product : R141b (1,1-Dichloro-1-fluoroethane)
Date : 15/10/2001
MSDS Nr : 300-00-2004BOC Version : 1
The hazard of asphyxiation is often overlooked and must be stressed during operator training.
Users of breathing apparatus must be trained.
Before using this product in any new process or experiment, a thorough material compatibility and safety study should be carried out.
Details given in this document are believed to be correct at the time of going to press. Whilst proper care has been taken in the preparation of this document, no liability for injury or
damage resulting from its use can be accepted.
End of document.
Number of pages :5
BOC, Priestley Road, Worsley, Manchester M28 2UT Emergency tel: 0800 02 0800 - - UNITED KINGDOM
|