Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Description of key information

The concentration of 2.19 mg/m³ in the air represents the  technically achievable limit. Since at this concentration only overload effects to the tissue of the respiratory tract, but no toxic effects were observed, this value cannot considered to be the LC50 for the classification of the substance. The substance fulfils the criteria of inert dust and can be classified as “not dangerous” with respect to acute toxicity. This is underpinned by results of the studies described in chapter 5.6 and 5.10.
The substance has a low acute toxicity, which is not relevant for the practical use. The data are not leading to a classification according to DPD/DSD or CLP-system

Key value for chemical safety assessment

Acute toxicity: via oral route

Endpoint conclusion
Dose descriptor:
LD50
Value:
2 000 mg/kg bw

Acute toxicity: via inhalation route

Endpoint conclusion
Dose descriptor:
discriminating conc.
Value:
6 mg/m³ air

Acute toxicity: via dermal route

Endpoint conclusion
Dose descriptor:
LD50
Value:
2 000 mg/kg bw

Additional information

Justification for classification or non-classification