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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

4.1 Description of first aid measures
General advice
: Remove/Take off immediately all contaminated clothing.
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
: In the case of contact with eyes, rinse immediately with plen-ty of water and seek medical advice.

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 :
No symptoms known currently.

Risks :
No hazards known at this time.

4.3 Indication of any immediate medical attention and special treatment needed
Treat symptomatically.

Fire-fighting measures

5.1 Extinguishing media
Suitable extinguishing media
: Water spray jet
Alcohol-resistant foam
Dry powder
Carbon dioxide (CO2)

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.

Accidental release measures

6.1 Personal precautions, protective equipment and emergency procedures
Personal precautions
Wear suitable protective equipment.
Ventilate the area.
Mark the contaminated area with signs and prevent access to unauthorized personnel.
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
: Soak up with inert absorbent material (e.g. sand, silica gel, acid binder, universal binder, sawdust).
Treat recovered material as described in the section "Dis-posal considerations".

6.4 Reference to other sections
For personal protection see section 8., For disposal considerations see section 13.

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.

Advice on protection against fire and explosion
: Keep away from sources of ignition - No smoking. Take measures to prevent the build up of electrostatic charge. Observe the general rules of industrial 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.

Further information on stor-age conditions
: Keep containers tightly closed in a cool, well-ventilated place. Handle and open container with care. Do not freeze.

Advice on common storage
: Avoid storage near incompatibile agents (see section 10).
Do not store or transport together with foodstuffs

Other data
: Shelf life is limited; see product information leaflet

7.3 Specific end use(s)
Specific use(s)
: No further recommendations.

Transport information

Land transport (UN RTDG/ADR/RID)

UN number:
UN 1993
Shippingopen allclose all
SpecialProvisionsopen allclose all

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

UN number:
UN 1993
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Marine transport (UN RTDG/IMDG)

UN number:
UN 1993
Shipping information
Proper shipping name and description:
(Methylic acetal)
Chemical name:
Methylic acetal
Remarksopen allclose all

Air transport (UN RTDG/ICAO/IATA)

UN number:
UN 1993
Shipping information
Proper shipping name and description:
IATA : Flammable liquid, n.o.s.
(Methylic acetal)
Chemical name:
Methylic acetal
: Flammable Liquids
Remarksopen allclose all
SpecialProvisionsopen allclose all

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
No data available
8.2 Exposure controls
Engineering measures
See section 7; no measures in addition to the ones mentioned are necessary.
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
: 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.
Filter A (organic gases and vapours) to standard DIN EN 141

Protective measures
: Observe the usual precautions for handling chemicals.
Ensure that eyewash stations and safety showers are close to the workstation location.

Stability and reactivity

10.1 Reactivity
See section 10.3. "Possibility of hazardous reactions"
10.2 Chemical stability
10.3 Possibility of hazardous reactions
Hazardous reactions
: No dangerous reaction known under conditions of normal use.


10.4 Conditions to avoid
Conditions to avoid
: None known.

10.5 Incompatible materials
Materials to avoid
: not known

10.6 Hazardous decomposition products
Carbon monoxide and carbon dioxide

Disposal considerations

13.1 Waste treatment methods
Product : Must be incinerated in a suitable incineration plant holding a permit delivered by the competent authorities.

Contaminated packaging : Packaging that cannot be cleaned should be disposed of as product waste