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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

First-aid measures

General advice:
Take off contaminated clothing and shoes immediately.
Eye contact:
In the case of contact with eyes, rinse immediately with plenty of water and seek medical advice.
Skin contact:
Wash off immediately with plenty of water. Obtain medical attention.
Inhalation:
Provide fresh air. If symptoms persist, call a physician.
Ingestion:
Clean mouth with water and drink afterwards plenty of water. Call a physician immediately.

Fire-fighting measures

Special protective equipment for fire-fighters:
In the event of fire, wear self-contained breathing apparatus.
Suitable extinguishing media:
Dry sodium chloride, Limestone powder, Extinguishing powder based on class B + D (DIN EN 2).
Extinguishing media which shall not be used for safety reasons:
Water, Carbon dioxide (CO2), Foam
Further information:
In the event of fire, cool tanks with water spray. Be aware of a dangerous reaction with water, if
the container is ruptured.

Accidental release measures

Personal precautions:
Ensure adequate ventilation. Wear personal protective equipment. Remove all sources of
ignition. Do not smoke.
Environmental precautions:
Do not flush into surface water or sanitary sewer system. Avoid subsoil penetration. If the
product contaminates rivers and lakes or drains inform respective authorities.
Methods for cleaning up:
Never allow contact with water. Sweep up or vacuum up spillage and collect in suitable container
for disposal. Cover spilled material with limestone powder.

Handling and storage

Handling
Safe handling advice:
Handle under inert gas. Never allow water to come into contact with the product. Do not breathe
vapour. Have eye wash bottle or eye rinse ready at the work place.
Safe handling advice:
Once the product is completely reacted, any remaining ether solvent may form explosive
peroxides on contact with air.
Advice on protection against fire and explosion:
Keep away from sources of ignition - No smoking. Take precautionary measures against static discharges. Electrical equipment should be protected to the appropriate standard.
Storage
Requirements for storage areas and containers:
Keep container tightly closed in a dry and well-ventilated place. Protect from direct sunlight.
Protect from moisture.

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:
UN/ID No.: 3399

Shippingopen allclose all
Labels:
ADR/RID-Labels: 4.3, 3
SpecialProvisionsopen allclose all

Inland waterway transport (UN RTDG/ADN(R))

Shippingopen allclose all
Special provisions / remarks
Remarks:
Inland water Transport classification is not required.

Marine transport (UN RTDG/IMDG)

UN number:
UN/ID No.: 3399
Shipping information
Proper shipping name and description:
Proper shipping name: ORGANOMETALLIC SUBSTANCE, LIQUID, WATER-REACTIVE,
Chemical name:
FLAMMABLE Chloropropylmagnesium, Tetrahydrofuran
Labels:
Label 4.3-3
Remarksopen allclose all

Air transport (UN RTDG/ICAO/IATA)

UN number:
Un/ID No.: 3399
Shipping information
Proper shipping name and description:
Proper shipping name: ORGANOMETALLIC SUBSTANCE, LIQUID, WATER-REACTIVE,
Chemical name:
FLAMMABLE Chloropropylmagnesium, Tetrahydrofuran
Labels:
4.3-3
Special provisions / remarks
Remarks:
IATA_P Transport prohibited
IATA_C Cargo Aircraft only.
SpecialProvisionsopen allclose all

Exposure controls / personal protection

Additional technical information on the plant:
Ensure adequate ventilation, especially in confined areas.

Components with workplace control parameters

Tetrahydrofuran 109-99-9
Value Update Basis
TWA 50.00 ppm 150.00 mg/m3 02 2006 EU ELV
STEL 100.00 ppm 300.00 mg/m3 02 2006 EU ELV
SKIN_DES Can be absorbed through the skin. 02 2006 EU ELV
TWA 50.00 ppm 150.00 mg/m3 2005 EH40 WEL
STEL 100.00 ppm 300.00 mg/m3 2005 EH40 WEL
SKIN_DES Can be absorbed through the skin. 2005 EH40 WEL

Personal protective equipment
Respiratory protection:
In case of insufficient ventilation, wear suitable respiratory equipment. respirator with a filter
Hand protection:
Material: Flame retardant gloves
General advice: The exact break through time can be obtained from the protective glove
producer and this has to be observed., Protective gloves have to be replaced at the first sign of
deterioration.
Eye protection:
Tightly fitting safety goggles, Have eye wash bottle or eye rinse ready at the work place.

Skin and body protection:
Flame retardant protective clothing.

Hygiene measures:
Avoid contact with the skin and the eyes. Keep away from food, drink and animal feedingstuffs.
When using, do not eat, drink or smoke. Wash hands before breaks and at the end of workday.

Stability and reactivity

Materials to avoid:
Water, Acids, Alcohols, Oxidizing agents, Other protic substances.
Hazardous decomposition products:
Decomposes in contact with water.
• propane
Hazardous reactions:
Risk of auto-ignition at elevated temperature., Risk of auto-ignition
Hazardous reactions:
Once the product is completely reacted, any remaining ether solvent may form explosive
peroxides on contact with air.

Disposal considerations

Waste key for the unused product:
Waste codes should be assigned by the user, preferably in discussion with the waste disposal
authorities.
Product:
Contact manufacturer.
Contaminated packaging:
Refer to manufacturer/supplier for information on recovery/recycling.