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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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

Workers - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
DNEL related information

Workers - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
1 mg/kg bw/day
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
ECHA REACH Guidance
Overall assessment factor (AF):
300
Dose descriptor starting point:
NOAEL
Value:
300 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
Value:
300 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

No route-to-route extrapolation is needed from oral to dermal route.

AF for dose response relationship:
1
Justification:
A NOAEL was used as the starting point for the DNEL and there were no unusual dose response isues resulting in a default factor of 1.
AF for differences in duration of exposure:
6
Justification:
AF 6 for extrapolation from subacute to chronic exposure.
AF for interspecies differences (allometric scaling):
4
Justification:
For systemic effects, allometric scaling factor of 4.
AF for other interspecies differences:
2.5
Justification:
For systemic effects, a factor of 2.5 to account for “remaining differences”.
AF for intraspecies differences:
5
Justification:
Default factor of 5 for workers given that this subpopulation does not cover very young, very old and very ill.
AF for the quality of the whole database:
1
Justification:
Reliable database
AF for remaining uncertainties:
1
Justification:
No remaining uncertainties
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
Dermal
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
acute toxicity

Workers - Hazard for the eyes

Local effects

Hazard assessment conclusion:
low hazard (no threshold derived)

Additional information - workers

General Population - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
Oral
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
acute toxicity
DNEL related information

General Population - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.5 mg/kg bw/day
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
ECHA REACH Guidance
Overall assessment factor (AF):
600
Dose descriptor starting point:
NOAEL
Value:
300 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
Value:
300 mg/kg bw/day
AF for dose response relationship:
1
Justification:
A NOAEL was used as the starting point for the DNEL and there were no unusual doseresponse isues resulting in a default factor of 1.
AF for differences in duration of exposure:
6
Justification:
AF 6 for extrapolation from subacute to chronic exposure.
AF for interspecies differences (allometric scaling):
4
Justification:
For systemic effects, allometric scaling factor of 4.
AF for other interspecies differences:
2.5
Justification:
For systemic effects, a factor of 2.5 to account for “remaining differences”.
AF for intraspecies differences:
10
Justification:
Default factor of 10 for general population
AF for the quality of the whole database:
1
Justification:
Reliable database
AF for remaining uncertainties:
1
Justification:
No remaining uncertainties
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified

General Population - Hazard via oral route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.5 mg/kg bw/day
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
ECHA REACH Guidance
Overall assessment factor (AF):
600
Dose descriptor starting point:
NOAEL
Value:
300 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
Value:
300 mg/kg bw/day
AF for dose response relationship:
1
Justification:
A NOAEL was used as the starting point for the DNEL and there were no unusual doseresponse issues resulting in a default factor of 1.
AF for differences in duration of exposure:
6
Justification:
AF 6 for extrapolation from subacute to chronic exposure.
AF for interspecies differences (allometric scaling):
4
Justification:
For rats to humans, allometric scaling factor of 4.
AF for other interspecies differences:
2.5
Justification:
For systemic effects, a factor of 2.5 to account for “remaining differences”.
AF for intraspecies differences:
10
Justification:
Default factor of 10 for general population
AF for the quality of the whole database:
1
Justification:
Reliable database
AF for remaining uncertainties:
1
Justification:
No remaining uncertainties
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
Oral
DNEL related information

General Population - Hazard for the eyes

Local effects

Hazard assessment conclusion:
low hazard (no threshold derived)

Additional information - General Population