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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Administrative data

Hazard for aquatic organisms

Hazard for air

Hazard for terrestrial organisms

Hazard for predators

Additional information

Conclusion on classification

Chlorosulphuric acid hydrolizes in water to H2SO4 and HCl, in buffered medium the respective salts are formed. Sulphate and chloride are natural salts, which have no aquatic toxicity. No classification for environmental hazards is recommended.