Registration Dossier
Registration Dossier
Data platform availability banner - registered substances factsheets
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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
Use of this information is subject to copyright laws and may require the permission of the owner of the information, as described in the ECHA Legal Notice.
EC number: 231-132-9 | CAS number: 7440-23-5
- 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
Administrative data
First-aid measures
Move the affected person away from the contaminated area and into the fresh air
Call a doctor.
Skin contact : Immediately remove particles of product adhering to the body or clothing.
Remove all contaminated clothing and footwear.
Rinse with plenty of water.
If skin burns appear, call a doctor immediately.
Eye contact : Rinse immediately and thoroughly, pulling the eyelids well away from the eye (15 minutes
minimum). Do not use a neutralised solution!
Consult an eye specialist immediately!
Ingestion : Never attempt to induce vomiting
Call a doctor immediately!
Fire-fighting measures
anhydrous sodium carbonate, salt (NACL), sand etc.
Prohibited extinguishing media : Water, foam, Carbon dioxide (CO2), Halogenated or hydrated products.
Specific hazards : Exothermic reaction with water
Toxic and corrosive vapours are released
Specific fire fighting methods : Clear the danger area
Protection of fire-fighters : Self-contained breathing apparatus
Complete protective clothing
Accidental release measures
Do not attempt to intervene without a suitable protective equipment. Clear the danger area.
Environmental precautions : Do not allow product to spread into the environment.
Methods for cleaning up:
Neutralization: Cover with - sodium carbonate or salt (NaCl), dry sand.
Collect the product in a clean, dry container lined with anhydrous sodium carbonate or salt (NaCl). Cover with the same materials.
Disposal : Dispose of materials or solid residues at an authorized site.
Handling and storage
Precautions : Work in a well-ventilated area. Prevent any contact with : water or humidity.
Avoid any direct contact with the product.
STORAGE
Storage conditions : Recommended - Keep in a hermetically sealed container under cover of an inert gas, oil or other substance giving protection against oxygen.
Store: in a cool, well-ventilated area, protected from humidity, away from any source of ignition.
Incompatible materials : Water, humidity, combustible materials, oxidizing materials.
Packaging : Product must only be kept in the original packaging.
Transport information
Land transport (UN RTDG/ADR/RID)
- UN number:
- 1428
Shippingopen allclose all
SpecialProvisionsopen allclose all
Inland waterway transport (UN RTDG/ADN(R))
- UN number:
- 1428
Shippingopen allclose all
Remarksopen allclose all
Marine transport (UN RTDG/IMDG)
- UN number:
- 1428
Shipping information
- Proper shipping name and description:
- Sodium
- Chemical name:
- Sodium
- Labels:
- 4.3
Remarksopen allclose all
Air transport (UN RTDG/ICAO/IATA)
- UN number:
- 1428
Shipping information
- Proper shipping name and description:
- Sodium
- Chemical name:
- Sodium
- Labels:
- 4.3
Remarksopen allclose all
SpecialProvisionsopen allclose all
Exposure controls / personal protection
Engineering measures : Ensure good ventilation of the work station. Extraction to remove vapours at their source.
Personal protective equipment :
- Respiratory protection : In the event of insufficient ventilation :
Self-contained breathing apparatus
- Hand protection : Protective gloves
- Eye protection : Safety spectacles
Handling the product as a liquid:
Long face shield.
- Skin and body protection : Protective non-flammable clothing.
Safety foot-wear
Collective emergency equipments : Safety shower
Eye fountain
Hygiene measures : Do not drink, eat or smoke in the workplace
Always wash your hands after handling the product
Always take a shower after work.
Stability and reactivity
Hazardous reactions : Materials to avoid :
- water, humidity
- oxidizing agents
- halogenated compounds.
Hazardous decomposition products: On contact with water, forms: Hydrogen and Soda
On combustion forms: corrosive fumes.
Disposal considerations
Destruction/Disposal : Dispose of in accordance with relevant local regulations
Incinerate at a licensed installation
CONTAMINATED PACKAGING :
Destruction/disposal : Recycle following cleaning or dispose of at an authorised site
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.