Tetrabutylphosphonium hydroxide

Guidance on Safe Use

First-aid measures

General advice:

Wash off immediately with plenty of water for at least 15 minutes

Avoid contact with eyes, skin and clothing

Seek immediate medical attention/advice

Show this safety data sheet to the doctor in attendance

Eye contact:

Rinse thoroughly with plenty of water for at least 15 minutes and consult a physician.

Skin contact:

Wash off immediately with soap and plenty of water. Take off all contaminated clothing and wash it before

reuse. Consult a physician if necessary.

Ingestion:

Never give anything by mouth to an unconscious person. Rinse mouth immediately and drink plenty of

water. Consult a physician if necessary. Do not induce vomiting without medical advice.

Inhalation:

Move to fresh air. If not breathing, give artificial respiration. Consult a physician if necessary.

Fire-fighting measures

Suitable Extinguishing Media:

Water spray. Carbon dioxide (CO2). Foam. Dry powder. Use extinguishing measures that are appropriate

to local circumstances and the surrounding environment.

Extinguishing media which shall not be used for safety reasons:

Don't use waterbeam.

Specific hazards arising from the chemical:

Keep product and empty container away from heat and sources of ignition.

Protective equipment and precautions for firefighters:

As in any fire, wear self-contained breathing apparatus pressure-demand, MSHA/NIOSH (approved or  equivalent) and full

protective gear.

Accidental release measures

Personal precautions, protective equipment and emergency procedures :

Use personal protective equipment. Avoid dust formation. Do not breathe dust/fume/gas/mist/vapors/spr

ay. Ensure adequate ventilation.

For emergency responders:

Prevent further leakage or spillage if safe to do so.  Avoid contact with skin and eyes.  Avoid breathing  dust or vapor.

Environmental precautions :

Try to prevent the material from entering drains or water courses. Do not flush into surface water or  sanitary sewer system. Should

not be released into the environment.

Methods and materials for containment and cleaning up:  

Absorb spill with inert material (e.g. dry sand or earth), then place in a chemical waste container. Keep in suitable, closed containers for disposal

Methods for cleaning up:

Pick up and transfer to properly labeled containers. Avoid dust formation. Retain washings as

contaminated waste. Prevent productfrom entering drains.

Handling and storage

Handling:

Avoid contact with eyes, skin and clothing. Avoid dust formation. Provide appropriate exhaust ventilation

at places where dust isformed.

General Hygiene Considerations:

Wash hands and face before breaks and immediately after handling the product.

Conditions for safe storage, including any incompatibilities:

Keep tightly closed in a dry and cool place. Keep in properly labeled containers. stainless steel. Polyethylene containers. Keep at

temperatures between 18 and 44°C.

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:

1719

Shipping

Labels:

8

SpecialProvisions

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

UN number:

1719

Shipping

Labels:

8

Remarks

Marine transport (UN RTDG/IMDG)

UN number:

1719

Shipping information

Proper shipping name and description:

UN1719, Caustic alkali liquid n.o.s. (Tetrabutylphosphonium hydroxide)

Chemical name:

Tetrabutylphosphonium hydroxide, 40% (Aqueous solution)

Labels:

8

Marine pollutant

Remarks

Air transport (UN RTDG/ICAO/IATA)

UN number:

1719

Shipping information

Proper shipping name and description:

UN1719, Caustic alkali liquid n.o.s. (Tetrabutylphosphonium hydroxide)

Chemical name:

Tetrabutylphosphonium hydroxide, 40% (Aqueous solution)

Labels:

8

Remarks

SpecialProvisions

Exposure controls / personal protection

Engineering Controls:

Ensure adequate ventilation, especially in confined areas. To protect against splashes from pouring. Avoid formation of aerosol.

Personal Protective Equipment:

Eye Protection:

Tightly fitting safety goggles. If splashes are likely to occur, wear: Face protection shield.

Skin Protection:

Chemical resistant apron. Impervious clothing. Rubber gloves. Nitrile rubber. Neoprene

gloves.

Hand Protection:

Rubber gloves. Nitrile rubber. Neoprene gloves.

Respiratory protection:

In case of mist, spray or aerosol exposure wear suitable personal respiratory protection and protective suit.

Protective equipment:

Ensure that eyewash stations and safety showers are close to the workstation location

General Hygiene Considerations:

Handle in accordance with good industrial hygiene and safety practice. Do not eat, drink or smoke when using this product. Take off all contaminated clothing and wash it before reuse. Wash hands before breaks and immediately after handling the product.

Environmental Exposure Controls:

Prevent product from entering drains.

Stability and reactivity

Chemical Stability: Stability Stable under normal conditions.

Hazardous Reactions: Hazardous polymerization does not occur

Materials to avoid: Strong acids. Strong oxidizing agents.

Hazardous Decomposition Products:

Thermal decomposition can lead to release of irritating and toxic gases and vapors, The product itself has not been tested

Disposal considerations

Disposal Considerations:

Dispose of contents/containers in accordance with local regulations. Can be incinerated, when in compliance with local regulations

Do not flush into surface water or sanitary sewer system. Should not be released into the environment

Do not contaminate surface water

Contaminated packaging Empty remaining contents:

Triple rinse containers

Waste from residues/unused products:

Treat rinsing as for product disposal. Do not flush into surface water or sanitary sewer system. Can be landfilled or incinerated, when in compliance with local regulations. Should not be released into the environment.