Registration Dossier
Registration Dossier
Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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.
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: 231-821-4 | CAS number: 7757-83-7
Guidance on Safe Use
Administrative data
First-aid measures
General information: In all cases keep the victim at physical and mental rest and warm. In all serious events and always in case of eye contact, seek for medical help.
Inhalation: Breake the exposure, transfer the victim to the fresh air, apply artificial respiration, if the victim is not breathing.
Skin contact: Take off immediately contaminated clothing and flush affected area with plenty of water (preferably lukewarm).
Eye contact: Rinse with plenty of water for at least 15 minutes. Immediately call in ophtalmologist.
Ingestion: Rinse the mouth with clean water, give max. 0.5 l water to drink, do not induce vomiting, seek for medical help.
Fire-fighting measures
Suitable extinguishing media: The product is non-flammable. Use any suitable extinguishing media in adaption to materials stored in the immediate neighbourhood.
Extinguishing media which shall not be used for safety reasons: -
Special exposure hazards arising from the substance or preparation itself, combustion products, resulting gases: -
Special protective equipment for fire-fighters: Self-contained breathing apparatus and protective clothing.
Other information: Substance presents no special fire hazard.
Accidental release measures
Personal precautions: Avoid inhalation of dust. Use personal protective equipment (see chapter 8).
Environmental precautions: -
Methods for cleaning up: Collect in the designated closed containers. Residue rinse with water.
Handling and storage
This substance is handled under Strictly Controlled Conditions in accordance with REACH regulation Article 17(3) for on-site isolated intermediates and, in case the substance is transported to other sites for further processing, the substance should be handled at these sites under the Strictly Controlled Conditions as specified in REACH regulation Article 18(4). Site documentation to support safe handling arrangements including the selection of engineering, administrative and personal protective equipment controls in accordance with risk-based management systems is available at each Manufacturing site.
Handling: Reduce direct contact with substance. Use personal protective equipment (see s.8). Keep principles of personal hygiene. Avoid dusting.
Storage: Store in original closed containers in dry areas at temperature up 30 °C. Product is non-caking at storage.
Transport information
Shippingopen allclose all
SpecialProvisionsopen allclose all
Shippingopen allclose all
Remarksopen allclose all
Marine transport (UN RTDG/IMDG)
Shippingopen allclose all
Remarksopen allclose all
Shippingopen allclose all
Remarksopen allclose all
SpecialProvisionsopen allclose all
Exposure controls / personal protection
This substance is handled under Strictly Controlled Conditions in accordance with REACH regulation Article 17(3) for on-site isolated intermediates and, in case the substance is transported to other sites for further processing, the substance should be handled at these sites under the Strictly Controlled Conditions as specified in REACH regulation Article 18(4). Site documentation to support safe handling arrangements including the selection of engineering, administrative and personal protective equipment controls in accordance with risk-based management systems is available at each Manufacturing site.
Exposure limit value: In accordance with local regulations.
Czech regulations: -
Exposure reduction (technical measures): Avoid generation of dust.
Personal protective equipment:
Respiratory protection: if dust may be generated, wear dust filter mask,
Hand protection: protective gloves,
Eye protection: tight protective goggles,
Skin protection: protective clothing, apron, boots, cap.
Other information: Do not eat, drink or smoke during the work and observe the personal hygiene principles. Wash with warm water and soap after handling.
Stability and reactivity
Conditions of stability: Stable under ordinary conditions of use and storage (see section 7).
Conditions to avoid: Moisture and air. Wet product oxidizes easily to sodium sulphate.
Materials to avoid: Acids. By contact with acids easily decomposes.
Hazardous decomposition products: By contact with acids liberates sulphur dioxide.
Disposal considerations
Disposal methods of the substance/preparation: Dissolve or mix the material with a combustible solvent and incinerate at a reserved and approved place in accordance with regulations.
Disposal methods of the contaminated packaging: Incinerate paper sacks in incinerating plant for danger waste. Big-bags - reversing containers.
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.
