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Administrative data

Workers - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.3 mg/m³
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
ECHA REACH Guidance
Overall assessment factor (AF):
12.5
Modified dose descriptor starting point:
NOAEC
Value:
4.25 mg/m³
Explanation for the modification of the dose descriptor starting point:
toxicokinetic properties allow a route to route extrapolation
AF for dose response relationship:
1
AF for differences in duration of exposure:
1
Justification:
not required, chronic study
AF for interspecies differences (allometric scaling):
1
Justification:
not required due to corrected starting point
AF for other interspecies differences:
2.5
Justification:
default value
AF for intraspecies differences:
5
Justification:
worker, default value ECHA
AF for the quality of the whole database:
1
AF for remaining uncertainties:
1
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
hazard unknown (no further information necessary)
Acute/short term exposure
Hazard assessment conclusion:
hazard unknown (no further information necessary)
DNEL related information

Workers - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.1 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):
50
Modified dose descriptor starting point:
NOAEL
Value:
4.83 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:
The resoprtion after oral and dermal application is considered to comparable.
AF for dose response relationship:
1
Justification:
not required
AF for differences in duration of exposure:
1
Justification:
not required, chronic study
AF for interspecies differences (allometric scaling):
4
Justification:
rat -> man
AF for other interspecies differences:
2.5
Justification:
default value
AF for intraspecies differences:
5
Justification:
worker, default value ECHA
AF for the quality of the whole database:
1
AF for remaining uncertainties:
1
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Acute/short term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)

Workers - Hazard for the eyes

Local effects

Hazard assessment conclusion:
no hazard identified

Additional information - workers

General Population - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.08 mg/m³
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
ECHA REACH Guidance
Overall assessment factor (AF):
25
Modified dose descriptor starting point:
NOAEC
Value:
2.1 mg/m³
Explanation for the modification of the dose descriptor starting point:
toxicokinetic properties allow a route to route
AF for dose response relationship:
1
Justification:
not required
AF for differences in duration of exposure:
1
Justification:
not required
AF for interspecies differences (allometric scaling):
1
Justification:
not required due to corrected starting point
AF for other interspecies differences:
2.5
Justification:
default value ECHA
AF for intraspecies differences:
10
Justification:
default value for general pouplation
AF for the quality of the whole database:
1
AF for remaining uncertainties:
1
Acute/short term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
hazard unknown (no further information necessary)
Acute/short term exposure
Hazard assessment conclusion:
hazard unknown (no further information necessary)
DNEL related information

General Population - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.05 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):
100
Modified dose descriptor starting point:
NOAEL
Value:
4.83 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:
toxicokinetic properties allow a route to route
AF for dose response relationship:
1
Justification:
not required
AF for differences in duration of exposure:
1
Justification:
not required
AF for interspecies differences (allometric scaling):
4
Justification:
rat -> man
AF for other interspecies differences:
2.5
Justification:
default value ECHA
AF for intraspecies differences:
10
Justification:
default value general population
AF for the quality of the whole database:
1
AF for remaining uncertainties:
1
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)
Acute/short term exposure
Hazard assessment conclusion:
low hazard (no threshold derived)

General Population - Hazard via oral route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.05 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):
100
Modified dose descriptor starting point:
NOAEL
Value:
4.83 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:
not required
AF for dose response relationship:
1
Justification:
not required
AF for differences in duration of exposure:
1
Justification:
not required
AF for interspecies differences (allometric scaling):
4
Justification:
rat -> man
AF for other interspecies differences:
2.5
Justification:
default value ECHA
AF for intraspecies differences:
10
Justification:
default value general population
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
DNEL related information

General Population - Hazard for the eyes

Local effects

Hazard assessment conclusion:
no hazard identified

Additional information - General Population