Safety data sheet
According to EC Directive 91/155/EEC
MERCK
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1. Identification of the substance/preparation and of the company/undertaking
Identification of the product
Catalogue No.: 100964
Product name: Tetrachloroethylene extra pure

Manufacturer/supplier identification
Company: Merck Ltd.
9th Floor, Monterey Tower, 2170 New Petchburi Road, Bangkapi, Huaykwang, Bangkok 10320
Tel: (662) 308 - 0218

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2. Composition/information on ingredients
Synonyms
Ethylene tetrachloride ; Perchloroethylene

CAS-No.: 127-18-4 EC-Index-No.: 602-028-00-4
Molar mass: 165.82 EINECS-No.: 204-825-9
Molecular formula: C2Cl4

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3. Hazards identification
Possible risks of irreversible effects. Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.

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4. First aid measures
After inhalation: fresh air. If necessary, apply mouth-to-mouth resuscitation or mechanical ventilation. Keep airways free.
After skin contact: wash off with plenty of water. Remove contaminated clothing.
After eye contact: rinse out with plenty of water with the eyelid held wide open.
After swallowing: Paraffin oil (3 ml/kg). Sodium sulfate (1 tablespoon/1/4 l water). Activated charcoal. Avoid vomiting. Risk of aspiration! Immediately summon doctor.

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5. Fire-fighting measures
Suitable extinguishing media:
In adaption to materials stored in the immediate neighbourhood.

Special risks:
Vapours heavier than air. Development of hazardous combustion gases or vapours possible in the event of fire.
The following may develop in event of fire: phosgene , hydrochloric acid , chlorine

Special protective equipment for fire fighting:
Do not stay in dangerous zone without suitable chemical protection clothing and self-contained breathing apparatus.

Other information:
Non-combustible.
Prevent fire-fighting water from entering surface water or groundwater.

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6. Accidental release measures
Person-related precautionary measures:
Do not inhale vapours.
Environmental-protection measures:
Do not allow to enter sewerage system.
Procedures for cleaning / absorption:
Take up with liquid-absorbent material (e.g. Chemizorb® ). Forward for disposal. Clean up affected area.

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7. Handling and storage
Handling:
No further requirements.

Storage:
Tightly closed. In a well-ventilated place. Protected from light. At +15°C to +25°C.

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8. Exposure controls/personal protection
Personal protective equipment:
Respiratory protection: required when vapours/aerosols are generated.
Eye protection: required
Hand protection: required

Protective clothing should be selected specifically for the working place, depending on concentration and quantity of the hazardous substances handled. The resistance of the protective clothing to chemicals should be ascertained with the respective supplier.
Industrial hygiene: Immediately change contaminated clothing. Apply skin- protective barrier cream. Wash hands and face after working with substance.

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9. Physical and chemical properties
Form: liquid
Colour: colourless
Odour: ether-like
pH value not available
Viscosity dynamic (20 °C) »ÃÐÁÒ³ 0.9 mPa*s
Melting temperature -19 °C
Boiling temperature 121 °C
Ignition temperature not available
Flash point not available
Explosion limits lower not available
upper not available
Vapour pressure (20 °C) 18 mbar
Density (20 °C) 1.62 g/cm3
Solubility in water (20 °C) 0.2 g/l
ethanol (20 °C) soluble
ether (20 °C) soluble
Thermal decomposition > 150 °C
log P(oct): 2.6

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10. Stability and reactivity
Conditions to be avoided
no information available

Substances to be avoided
alkali metals , alkaline earth metals , metals in powder form , alkali hydroxides , oxygen (i.a. with alkali metals ) , nitrogen oxides

Hazardous decomposition products
in the event of fire : phosgene , hydrochloric acid , chlorine

Further information
unsuitable working materials: various plastics

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11. Toxicological information
Acute toxicity
LD50 (oral, rat): 2629 mg/kg

Subacute to chronic toxicity
An embryotoxic effect need not be feared when the threshold limit value is observed. The carcinogenic potential requires further clarification.

Further toxicological information
After inhalation: mucosal irritations
After skin contact: Severe irritations.
After eye contact: Severe irritations.
After long-term exposure to the chemical: Possible symptoms: dermatitis Danger of skin absorption.
After absorption: headache , nausea , vomiting , narcosis Absorption may result in damage of the following: liver and kidneys

Further data
Further hazardous properties cannot be excluded. The product should be handled with the care usual when dealing with chemicals.

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12. Ecological information
Behavior in environmental compartments:
log P(oct):: 2.6
Ecotoxic effects:
aquatic organisms LC50: 10 mg/l /96 h
P.promelas LC50: 18.4 mg/l /96 h
Daphnia magna LC50: 3.3 - 18.0 mg/l
Toxic for aquatic organisms.
May cause long-term adverse effects in the aquatic environment.
Further ecologic data:
BOD5: 0.06 g/g
ThOD: 0.39 g/g
Do not allow to enter waters, waste water, or soil!

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13. Disposal considerations
Product:
There are no uniform EC Regulations for the disposal of chemicals or residues. Chemical residues generally count as special waste. The disposal of the latter is regulated in the EC member countries through corresponding laws and regulations. We recommend that you contact either the authorities in charge or approved waste disposal companies which will advise you on how to dispose of special waste.

Packaging:
Disposal in compliance with official regulations. Handle contaminated packaging in the same way as the substance itself. If not officially specified differently, non-contaminated packaging may be treated like household waste or recycled.

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14. Transport information
Transport over land ADR/RID and GGVS/GGVE (Germany)
GGVS/GGVE class: 6.1 Number and letter: 15c
ADR/RID class: 6.1 Number and letter: 15c
Name of material: 1897 TETRACHLORETHYLEN

River transport ADN/ADNR
not examined

Sea transport IMDG
IMDG class: 6.1 UN-No.: 1897 Packaging group: III
Ems: 6.1-02 MFAG: 340
Correct technical name: TETRACHLOROETHYLENE - MARINE POLLUTANT

Air transport ICAO-TI and IATA-DGR
ICAO/IATA class: 6.1 UN/ID-No.: 1897 Packaging group: III
Correct technical name: TETRACHLOROEHTYLENE

The transport regulations are cited according to international regulations and in the form applicable in Germany (GGVS/GGVE). Possible national deviations in other countries are not considered.

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15. Regulatory information
Labelling according to EC Directives
Symbol: Xn Harmful immediately and show this container or label.
N Dangerous for the environment immediately and show this container or label.
R-phrases: R 40-51/53 Possible risks of irreversible effects. Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment.
S-phrases: S 23.2-36/37-61 Do not breathe vapour. Wear suitable protective clothing and gloves. Avoid release to the environment. Refer to special instructions/Safety data sheets.
EC-No.: 204-825-9 EC label

German regulations
Water pollution class 3 (highly polluting substance)

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16. Other information
Reason for alteration
Change in labelling.
Change in the chapter on toxicology.
Change in the chapter on ecology.
General update.

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