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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

MBTester is not toxic via the oral and dermal route. The LD50 values are greater than 10000 and 2000 mg/kg bw, respectively.
Inhalation is not a relevant route of exposure because of the low vapour pressure and the lack of inhalation exposure via aerosols.

Key value for chemical safety assessment

Acute toxicity: via oral route

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed
Dose descriptor:
discriminating dose
Value:
10 000 mg/kg bw

Acute toxicity: via inhalation route

Endpoint conclusion
Endpoint conclusion:
no study available

Acute toxicity: via dermal route

Endpoint conclusion
Endpoint conclusion:
no adverse effect observed
Dose descriptor:
discriminating dose
Value:
2 000 mg/kg bw

Additional information

MBTester is not toxic via the oral and dermal route.the LD50 values are greater than 10000 and 2000 mg/kg bw, respectively.

Inhalation is not a relevant route of exposure because of the low vapour pressure (0.0002 Pa at 20 °C) and the lack of inhalation exposure via aerosols.


Justification for selection of acute toxicity – oral endpoint
MBTester is not toxic via the oral route. The LD50 values are greater than 10000 mg/kg bw.

Justification for selection of acute toxicity – inhalation endpoint
Inhalation is not a relevant route of exposure because of the low vapour pressure and the lack of inhalation exposure via aerosols.

Justification for selection of acute toxicity – dermal endpoint
MBTester is not toxic via the dermal route. The LD50 values are greater than 2000 mg/kg bw.

Justification for classification or non-classification

On the basis of the test results no classification is necessary.