2-thienylacetic acid

Guidance on Safe Use

First-aid measures

4.1 Description of first aid measures

General advice

      :       Remove contaminated clothing and shoes.

Ensure that the First Aid Personnel are aware of the product involved, and take precautions to protect themselves (e.g. wear personal protection equipment).

If inhaled

      :       If inhaled, remove to fresh air.

Get medical advice/ attention.

In case of skin contact

      :       In case of contact, immediately flush skin with plenty of wa-ter.

If skin irritation persists, call a physician.

In case of eye contact

      :       Hold eyelids apart and flush eyes with plenty of water for at least 15 minutes. Get medical attention.

If swallowed

      :       Do not induce vomiting. Keep patient at rest and obtain im-mediate medical assistance

If swallowed, rinse mouth with water (only if the person is conscious).

Do not give anything to drink.

4.2 Most important symptoms and effects, both acute and delayed

Symptoms       :

The possible symptoms known are those derived from the labelling (see section 2).

Risks       :

No additional hazards are known except those derived from the labelling.

4.3 Indication of any immediate medical attention and special treatment needed

Treatment

      :

Treat symptomatically.

Fire-fighting measures

5.1 Extinguishing media

Suitable extinguishing media

      :       Water spray jet

Foam

Unsuitable extinguishing media

      :       High volume water jet

5.2 Special hazards arising from the substance or mixture

Specific hazards during fire-fighting

      :       In case of fire hazardous decomposition products may be produced such as:

Carbon monoxide

Carbon dioxide (CO2)

5.3 Advice for firefighters

Special protective equipment for firefighters

      :       Self-contained breathing apparatus Full protective suit

Further information

      :       Cool endangered containers with water spray jet.

Fire residues and contaminated fire extinguishing water must be disposed of in accordance with local regulations.

Do not disperse powdered product in air.

Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures

Personal precautions

      :

Ensure adequate ventilation.

Personal protection through wearing a tightly closed chemi-cal protection suit and a self-contained breathing apparatus.

Keep away sources of ignition.

Information regarding Safe handling, see chapter 7.

For personal protection see section 8.

Information regarding Waste Disposal, see chapter 13.

6.2 Environmental precautions

Environmental precautions

      :       Collect contaminated fire extinguishing water separately. This must not be discharged into drains.

The product should not be allowed to enter drains, water courses or the soil.

6.3 Methods and material for containment and cleaning up

Methods for cleaning up

      :       Pick up mechanically. Rinse away rest with water.

Avoid dust formation.

Take measures to prevent the build up of electrostatic charge.

Risk of dust explosion.

Treat recovered material as described in the section "Dis-posal considerations".

6.4 Reference to other sections

For disposal considerations see section 13., For personal protection see section 8.

Handling and storage

7.1 Precautions for safe handling

Advice on safe handling

      :       Use only in well-ventilated areas.

Handle and open container with care.

Avoid inhalation, ingestion and contact with skin and eyes.

Keep container tightly closed.

Keep limited supplies at workplace.

Avoid dust formation.

Advice on protection against fire and explosion

      :       Dust can form an explosive mixture in air. Keep away sources of ignition. Take precautionary measures against build-up of electrostatic charges, e.g  earthing during loading and off-loading operations. Observe the general rules of in-dustrial fire protection

Hygiene measures

      :       Wash hands before breaks and at the end of workday.

Use protective skin cream before handling the product.

Take off immediately all contaminated clothing and wash it before reuse.

Do not eat, drink or smoke when using this product.

7.2 Conditions for safe storage, including any incompatibilities

Requirements for storage areas and containers

      :       Keep only in the original container.

Keep container tightly closed.

Further information on stor-age conditions

      :       Keep containers tightly closed in a cool, well-ventilated place. Keep away sources of ignition.

Advice on common storage

      :       Avoid storage near incompatibile agents (see section 10).

Do not store or transport together with foodstuffs

7.3 Specific end use(s)

Specific use(s)

      :       No further recommendations.

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:

Not regulated as a dangerous good

Shipping

SpecialProvisions

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

UN number:

Not regulated as a dangerous good

Shipping

Remarks

Marine transport (UN RTDG/IMDG)

UN number:

Not regulated as a dangerous good

Shipping

Remarks

Air transport (UN RTDG/ICAO/IATA)

UN number:

Not regulated as a dangerous good

Shipping

Remarks

SpecialProvisions

Exposure controls / personal protection

8.1 Control parameters

Derived No Effect Level (DNEL) according to Regulation (EC) No. 1907/2006:

Substance name       End Use       Exposure routes       Potential health ef-fects       Value

Predicted No Effect Concentration (PNEC) according to Regulation (EC) No. 1907/2006:

Substance name       Environmental Compartment       Value

             

Remarks:

No data available

8.2 Exposure controls

Engineering measures

Local ventilation recommended - mechanical ventilation may be used.

Personal protective equipment

Eye protection

:       Depending on the risk, wear sufficient eye protection (safety glasses with side protection or goggles, and if necessary, face  shield.)

Hand protection

Remarks

      :       Long-term exposure

Impervious butyl rubber gloves

             For short-term exposure (splash protection):

Nitrile rubber gloves.

Skin and body protection

:       Protective suit

Respiratory protection       :       Use respiratory protection unless adequate local exhaust ventilation is provided or exposure assessment demonstrates that exposures are within recommended exposure guidelines.

ABEK-P3-filter

Protective measures

:       Observe the usual precautions for handling chemicals.

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

Avoid contact with skin and eyes.

Do not breathe dust.

Stability and reactivity

10.1 Reactivity

See section 10.3. "Possibility of hazardous reactions"

10.2 Chemical stability

Stable under normal conditions.

10.3 Possibility of hazardous reactions

Hazardous reactions

      :       No dangerous reaction known under conditions of normal use.

Risk of dust explosion.

Stable

10.4 Conditions to avoid

Conditions to avoid

      :       Keep away from heat.

Keep away from open flames, hot surfaces and sources of ignition.

10.5 Incompatible materials

Materials to avoid

      :       not known

10.6 Hazardous decomposition products

Carbon monoxide

Carbon dioxide (CO2)

Disposal considerations

13.1 Waste treatment methods

Product       :        Product should be be taken to a suitable and authorized waste disposal site in accordance with relevant regulations and if necessary after consultation with the waste disposal operator and/or the competent Authorities

Contaminated packaging       :       Packaging material which cannot be cleaned is to be dis-posed of in the same way as the substance.