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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Guidance on Safe Use

Guidance on Safe Use

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Administrative data

First-aid measures

Description of first aid measures

Remove contaminated clothing. First aid personnel should pay attention to their own safety.

If inhaled:

Keep patient calm, remove to fresh air, seek medical attention. If breathing difficulties develop, aid in breathing and seek immediate medical attention.

On skin contact:

Immediately wash thoroughly with plenty of water, apply sterile dressings, consult a skin specialist.

On contact with eyes:

In case of contact with the eyes, rinse immediately for at least 15 minutes with plenty of water. Immediate medical attention required.

On ingestion:

Rinse mouth immediately and then drink plenty of water, seek medical attention.

Most important symptoms and effects, both acute and delayed

Symptoms: Eye irritation, respiratory disorders, nausea, skin corrosion, Further symptoms are possible

Indication of any immediate medical attention and special treatment needed

Treatment: Treat according to symptoms (decontamination, vital functions), no known specific antidote.

Fire-fighting measures

Extinguishing media

Suitable extinguishing media:

dry powder, dry soda ash, dry sodium chloride

Unsuitable extinguishing media for safety reasons:

water, foam, chlorinated hydrocarbons

Special hazards arising from the substance or mixture

hydrogen, Pinacol, carbon monoxide, Carbon dioxide

The substances/groups of substances mentioned can be released in case of fire. Reacts violently with water, liberating extremely flammable gases.

Advice for fire-fighters

Special protective equipment:

Wear self-contained breathing apparatus and chemical-protective clothing.

Further information:

Collect contaminated extinguishing water separately, do not allow to reach sewage or effluent systems. Contaminated extinguishing water must be disposed of in accordance with official regulations. Sealed containers should be protected against heat as this results in pressure build-up. Vapours are heavier than air and may accumulate in low areas and travel a considerable distance up to the source of ignition.

Accidental release measures

Reacts violently with water, liberating extremely flammable gases. Release of substance/product can cause fire or explosion.

Personal precautions, protective equipment and emergency procedures

Use personal protective clothing. Sources of ignition should be kept well clear.

Environmental precautions

Do not discharge into drains/surface waters/groundwater. Contain contaminated water/firefighting water.

Methods and material for containment and cleaning up

Pick up with suitable absorbent material. Place into suitable container for disposal. Correctly dispose of recovered product immediately.

Handling and storage

Precautions for safe handling

Avoid contact with the skin, eyes and clothing. Avoid inhalation of dusts/mists/vapours. Keep container tightly sealed. Product should be worked up in closed equipment as far as possible. Handle under dry inert gas. Protect against moisture. Protect against heat. Protect from air. Ensure adequate ventilation.

Protection against fire and explosion:

Avoid all sources of ignition: heat, sparks, open flame. Take precautionary measures against static discharges. Use antistatic tools. Render equipment and apparatus inert (nitrogen, inert gases) and ground before putting into operation. Fire extinguishers should be kept handy. Sealed containers should be protected against heat as this results in pressure build-up.

Conditions for safe storage, including any incompatibilities

Segregate from oxidants. Segregate from acids and acid forming substances.

Further information on storage conditions: Keep container tightly closed in a cool, well-ventilated place. Keep under dry nitrogen. Protect against heat. Avoid all sources of ignition: heat, sparks, open flame.

Storage stability:

Storage temperature: < 35 °C

Transport information

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Marine transport (UN RTDG/IMDG)

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Exposure controls / personal protection

Control parameters

Components with workplace control parameters

121-44-8: triethylamine

                   TWA value 8.4 mg/m3 ; 2 ppm (OEL (EU))

                    indicative

                    STEL value 12.6 mg/m3 ; 3 ppm (OEL (EU))

                    indicative

                    Skin Designation (OEL (EU))

                    The substance can be absorbed through the skin.

Exposure controls

Personal protective equipment

Respiratory protection:

Respiratory protection in case of vapour/aerosol release. Combination filter for gases/vapours of organic, inorganic, acid inorganic and alkaline compounds (e.g. EN 14387 Type ABEK). Suitable respiratory protection for higher concentrations or long-term effect: Self-contained breathing apparatus.

Hand protection:

Chemical resistant protective gloves (EN 374)

Suitable materials short-term contact and/or splashes (recommended: At least protective index 2, corresponding > 30 minutes of permeation time according to EN 374)

nitrile rubber (NBR) - 0.4 mm coating thickness

fluoroelastomer (FKM) - 0.7 mm coating thickness

Supplementary note: The specifications are based on tests, literature data and information of glove manufacturers or are derived from similar substances by analogy. Due to many conditions (e.g. temperature) it must be considered, that the practical usage of a chemical-protective glove in practice may be much shorter than the permeation time determined through testing.

Manufacturer's directions for use should be observed because of great diversity of types.

Suitable materials also with prolonged, direct contact (Recommended: Protective index 6, corresponding > 480 minutes of permeation time according to EN 374):

Eye protection:

Tightly fitting safety goggles (splash goggles) (e.g. EN 166)

Body protection:

Body protection must be chosen depending on activity and possible exposure, e.g. apron, protecting boots, chemical-protection suit (according to EN 14605 in case of splashes or EN ISO 13982 in case of dust)., Protective clothing should be flame resistant.

General safety and hygiene measures

Avoid contact with the skin, eyes and clothing. Avoid inhalation of vapour. Handle in accordance with good industrial hygiene and safety practice.

Stability and reactivity

Reactivity

Formation of flammable gases:

Remarks: The product liberates flammable gases in contact with water.

Chemical stability

The product is stabilized for transport. Slow decomposition possible.

Possibility of hazardous reactions

Evolution of highly inflammable gases/vapours May evolve hydrogen gas.

Conditions to avoid

Avoid all sources of ignition: heat, sparks, open flame. Avoid moisture. Avoid contact with air. Avoid electro-static charge. Avoid contamination.

Incompatible materials

Substances to avoid:

strong oxidizing agents, strong acids

Hazardous decomposition products

Possible decomposition products:

hydrogen, Pinacol, carbon monoxide, Carbon dioxide

boron oxides

Disposal considerations

Waste treatment methods

Incinerate in suitable incineration plant, observing local authority regulations.

Contaminated packaging:

Uncleaned empties should be disposed of in the same manner as the contents.