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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
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EC number: 208-904-9 | CAS number: 546-56-5
- Life Cycle description
- Uses advised against
- Endpoint summary
- Appearance / physical state / colour
- Melting point / freezing point
- Boiling point
- Density
- Particle size distribution (Granulometry)
- Vapour pressure
- Partition coefficient
- Water solubility
- Solubility in organic solvents / fat solubility
- Surface tension
- Flash point
- Auto flammability
- Flammability
- Explosiveness
- Oxidising properties
- Oxidation reduction potential
- Stability in organic solvents and identity of relevant degradation products
- Storage stability and reactivity towards container material
- Stability: thermal, sunlight, metals
- pH
- Dissociation constant
- Viscosity
- Additional physico-chemical information
- Additional physico-chemical properties of nanomaterials
- Nanomaterial agglomeration / aggregation
- Nanomaterial crystalline phase
- Nanomaterial crystallite and grain size
- Nanomaterial aspect ratio / shape
- Nanomaterial specific surface area
- Nanomaterial Zeta potential
- Nanomaterial surface chemistry
- Nanomaterial dustiness
- Nanomaterial porosity
- Nanomaterial pour density
- Nanomaterial photocatalytic activity
- Nanomaterial radical formation potential
- Nanomaterial catalytic activity
- Endpoint summary
- Stability
- Biodegradation
- Bioaccumulation
- Transport and distribution
- Environmental data
- Additional information on environmental fate and behaviour
- Ecotoxicological Summary
- Aquatic toxicity
- Endpoint summary
- Short-term toxicity to fish
- Long-term toxicity to fish
- Short-term toxicity to aquatic invertebrates
- Long-term toxicity to aquatic invertebrates
- Toxicity to aquatic algae and cyanobacteria
- Toxicity to aquatic plants other than algae
- Toxicity to microorganisms
- Endocrine disrupter testing in aquatic vertebrates – in vivo
- Toxicity to other aquatic organisms
- Sediment toxicity
- Terrestrial toxicity
- Biological effects monitoring
- Biotransformation and kinetics
- Additional ecotoxological information
- Toxicological Summary
- Toxicokinetics, metabolism and distribution
- Acute Toxicity
- Irritation / corrosion
- Sensitisation
- Repeated dose toxicity
- Genetic toxicity
- Carcinogenicity
- Toxicity to reproduction
- Specific investigations
- Exposure related observations in humans
- Toxic effects on livestock and pets
- Additional toxicological data
Guidance on Safe Use
Administrative data
First-aid measures
Description of first aid measures
In case of inhalation: Provide fresh air. Gargle with water.
Following skin contact: Remove mechanically with cloth or paper.
Wash with generous amount of water and soap.
After eye contact: Immediately flush eyes with plenty of flowing water for 10 to 15 minutes holding eyelids
apart. In case of troubles or persistent symptoms, consult an opthalmologist.
After swallowing: Rinse mouth with water.
Never give an unconscious person anything through the mouth.
Consult physician immediately.
Most important symptoms and effects, both acute and delayed
In case of inhalation: Inhalation of dust may cause irritation of the respiratory system.
After eye contact: Dust contact with the eyes can lead to mechanical irritation.
Indication of any immediate medical attention and special treatment needed
Treat symptomatically.
Fire-fighting measures
Extinguishing media
Suitable extinguishing media:
Foam, extinguishing powder, water fog, carbon dioxide.
Extinguishing media which must not be used for safety reasons:
High power water jet
Special hazards arising from the substance or mixture
Danger of dust explosion.
Thermal breakdown of this product during fire or very high heat condition may evolve the
following hazardous decomposition products: silicon dioxide, traces of incompletely
burned carbon compounds, carbon monoxide and carbon dioxide.
Advice for firefighters
Special protective equipment for firefighters:
Wear self-contained breathing apparatus.
Additional information: Hazchem-Code: -
Accidental release measures
Personal precautions, protective equipment and emergency procedures
In case of leakage, eliminate all ignition sources. Avoid generation of dust. Avoid contact
with skin and eyes. Do not breathe dust. Provide adequate ventilation. Wear appropriate
protective equipment.
Environmental precautions
Do not allow to penetrate into soil, waterbodies or drains.
Methods and material for containment and cleaning up
Take up mechanically, placing in appropriate containers for disposal.
Handling and storage
Precautions for safe handling
Advices on safe handling: When not in use, keep containers tightly closed.
Avoid contact with skin and eyes. Wear appropriate protective equipment.
Avoid generation of dust. Do not breathe dust.
Provide for good room ventilation, suctioning/venting.
Precautions against fire and explosion:
Keep away from sources of ignition - No smoking.
Conditions for safe storage, including any incompatibilities
Requirements for storerooms and containers:
Keep container tightly closed in a cool, well-ventilated place.
Keep away from heat sources, sparks and open flames.
Store containers in upright position. Do not drop, drag or bang the container.
Handle empty containers with care. Incineration may cause explosion.
Do not re-use the empty container. Do not weld.
Transport information
Land transport (UN RTDG/ADR/RID)
- UN number:
- Not applicable
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Inland waterway transport (UN RTDG/ADN(R))
- UN number:
- Not applicable
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Marine transport (UN RTDG/IMDG)
- UN number:
- Not applicable
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Air transport (UN RTDG/ICAO/IATA)
- UN number:
- Not applicable
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Exposure controls / personal protection
Control parameters
Additional information: Contains no substances with occupational exposure limit values.
Exposure controls
Provide for good room ventilation, suctioning/venting.
Personal protection equipment
Occupational exposure controls
Respiratory protection: With the formation of dust, use a dust mask.
Hand protection: Protective gloves according to EN 374.
Glove material: Plastic or rubber
Breakthrough time: >480 min.
Observe glove manufacturer's instructions concerning penetrability and breakthrough time.
Eye protection: Tightly sealed goggles according to EN 166.
Body protection: Wear suitable protective clothing.
General protection and hygiene measures:
Keep away from heat sources, sparks and open flames.
Change contaminated clothing. Avoid contact with skin and eyes.
Avoid generation of dust. Do not breathe dust.
Wash hands before breaks and after work. Gargle with water. Eye wash facility must be provided.
Stability and reactivity
Chemical stability
Stable under recommended storage conditions.
Possibility of hazardous reactions
Dust may form explosive mixtures with air.
Conditions to avoid
Keep away from heat sources, sparks and open flames.
Incompatible materials
Strong oxidizing agents
Hazardous decomposition products
Thermal breakdown of this product during fire or very high heat condition may evolve the following hazardous decomposition products: silicon dioxide, traces of incompletely burned carbon compounds, carbon monoxide and carbon dioxide.
Thermal decomposition: No data available
Disposal considerations
Waste treatment methods
Product
Waste key number: 07 02 17 = waste containing silicones
Recommendation: Incinerate as hazardous waste according to applicable local, state, and federal regulations.
Contaminated packaging
Waste key number: 15 01 04 = Metallic packaging or 150102 = Plastic packaging
Recommendation: Handle empty containers with care. Incineration may cause explosion.
Residual substance emptied and rinsed clean. Do not re-use the empty container.
Dispose of waste according to applicable legislation.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.