Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Inhalation: Move to fresh air. Oxygen or artificial respiration if needed. Keep under medical surveillance. In case of problems : Hospitalise.

Skin contact: Wash off immediately with soap and plenty of water. If significant contact: Keep under medical surveillance. Hospitalise.

Eye contact: Wash well-open eyes immediately, abundantly and thoroughly with water. Consult an ophthalmologist.

Ingestion: If the subject is unconscious, do not induce vomiting Hospitalise.

Protection of first-aiders: In case of insufficient ventilation, wear suitable respiratory equipment.

Fire-fighting measures

Suitable extinguishing media: Foam, Dry powder, Carbon dioxide (CO2)
Unsuitable extinguishing media: High volume water jet

Special hazards arising from the substance or mixture: Highly flammable, Possible re-ignition of vapours from a distance
Thermal decomposition giving flammable and toxic products : Hydrogen sulphide, Sulphur oxides, Carbon oxides

Precautions for fire-fighters: Specific methods:
Cool containers / tanks with water spray. In case of fire, remove exposed containers.

Special protective actions for fire-fighters: Wear self-contained breathing apparatus and protective suit.

Accidental release measures

Personal precautions, protective equipment and emergency procedures:
Evacuate non-essential staff and those not equipped with individual protection apparatus. Prohibit all sources of sparks and ignition - Do not smoke. Avoid contact with skin and eyes and inhalation of vapours. Use personal protective equipment. In case of leak, wear a self-contained breathing apparatus.

Environmental precautions:
Do not release into the environment. Do not let product enter drains. Dam up with sand or inert earth (do not use combustible materials).

Methods and materials for containment and cleaning up:
Recovery: Pump into a labelled inert emergency tank. Absorb the remainder with an inert absorbent material.
Elimination:
Destroy product by oxidation with dilute solutions of Hydrogen peroxide sodium hypochlorite or Destroy the product by incineration (in accordance with local and national regulations).

Handling and storage

Precautions for safe handling: Technical measures/Precautions:
Storage and handling precautions applicable to products: Liquid. Highly flammable Harmful. Irritant with vapours explosive in air.
Provide appropriate exhaust ventilation at machinery. Provide showers, eye-baths. Provide water supplies near the point of use. Provide self-contained breathing apparatus nearby.

Safe handling advice:
Keep well away from naked flames. Do not use air for transfers. Prohibit all sources of sparks and ignition - Do not smoke. Take precautionary measures against static discharges. Only use safety equipment. Clean up contamination/spills as soon as they occur

Hygiene measures: Avoid contact with the skin and the eyes. Avoid inhalation of vapours. Wash hands after handling. Remove contaminated clothing and protective equipment before entering eating areas.

Conditions for safe storage, including any incompatibilities:
Keep containers tightly closed in a cool, well-ventilated place. Store protected from air. Store away from heat and ignition sources. Provide a catch-tank in a bunded area. Provide electrical earthing of equipment and electrical equipment usable in explosive atmospheres.

Incompatible products: Strong oxidizing agents

Packaging material:
Recommended: Carbon steel, Stainless steel, Lined metallic drums., Joints : polyethylene, Rilsan ®, polytetrafluoroethylene (PTFE)
To be avoided: Copper and copper alloys

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:
2412
Shipping information
Proper shipping name and description:
Tetrahydrothiophene
Chemical name:
Tetrahydrothiophene
Language:
English
Labels:
3
SpecialProvisionsopen allclose all

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

UN number:
2412
Shipping information
Proper shipping name and description:
Tetrahydrothiophene
Chemical name:
Tetrahydrothiophene
Language:
English
Labels:
3
Remarksopen allclose all

Marine transport (UN RTDG/IMDG)

UN number:
2412
Shipping information
Proper shipping name and description:
TETRAHYDROTHIOPHENE
Chemical name:
TETRAHYDROTHIOPHENE
Labels:
3
Remarksopen allclose all

Air transport (UN RTDG/ICAO/IATA)

UN number:
2412
Shipping information
Proper shipping name and description:
TETRAHYDROTHIOPHENE
Chemical name:
TETRAHYDROTHIOPHENE
Labels:
3
Remarksopen allclose all
SpecialProvisionsopen allclose all

Exposure controls / personal protection

CONTROL PARAMETERS:
Exposure Limit Values
Source Date Value type Value(ppm) Value (mg/m3) Remarks
Internal 008 TWA 50 180


EXPOSURE CONTROLS:
General protective measures: Ensure sufficient air exchange and/or exhaust in work areas

Personal protective equipment:
Respiratory protection:
- Low concentrations or short activity: No special protective equipment required.
- High concentrations or prolonged activity: Self contained Breathing Apparatus

Hand protection: Splash contact, intermittent and prolonged : Gloves nitrile rubber (tested EN 374)- thickness: 0,75 mm

Eye/face protection: Safety glasses with side-shields

Skin and body protection:
- At the workplace: Combination with delayed penetration
- Intervention at incident: anti-acid suit

Stability and reactivity

Reactivity & Chemical stability: The product is stable under normal handling and storage conditions.

Conditions to avoid: Keep away from heat and sources of ignition. Keep in a dry place.

Incompatible materials to avoid: Reacts violently with Strong oxidizing agents, Hydrogen peroxide, Nitric acid, Hypochlorites

Thermal decomposition: Decomposition temperature: 640 °C

Hazardous decomposition products:
Thermal decomposition giving flammable and toxic products : Hydrogen sulphide, Sulphur oxides, Carbon oxides

Disposal considerations

Waste treatment:
Disposal of product: Destroy product by oxidation with dilute solutions of Hydrogen peroxide sodium hypochlorite or Destroy the product by incineration (in accordance with local and national regulations).