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Workers - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
19.7 mg/m³
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
other:
Overall assessment factor (AF):
12.5
Dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Modified dose descriptor starting point:
NOAEC
Value:
247 mg/m³
Explanation for the modification of the dose descriptor starting point:

Highest NOAEL

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
1
Justification:
Default (DNEL calculator)
AF for interspecies differences (allometric scaling):
1
Justification:
Default (DNEL calculator)
AF for other interspecies differences:
2.5
Justification:
Default (DNEL calculator)
AF for intraspecies differences:
5
Justification:
Default (DNEL calculator)
AF for the quality of the whole database:
1
Justification:
Default (DNEL calculator)
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)
DNEL related information

Workers - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
5.6 mg/kg bw/day
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
other:
Overall assessment factor (AF):
50
Dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
Value:
280 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

Highest NOAEL

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
1
Justification:
Default (DNEL calculator)
AF for interspecies differences (allometric scaling):
4
Justification:
Default (DNEL calculator)
AF for other interspecies differences:
2.5
Justification:
Default (DNEL calculator)
AF for intraspecies differences:
5
Justification:
Default (DNEL calculator)
AF for the quality of the whole database:
1
Justification:
Default (DNEL calculator)
Acute/short term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)
DNEL related information

Local effects

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

Additional information - workers

General Population - Hazard via inhalation route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
3.48 mg/m³
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
other:
Overall assessment factor (AF):
25
Dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Modified dose descriptor starting point:
NOAEC
Value:
87 mg/m³
Explanation for the modification of the dose descriptor starting point:

Highest NOAEL

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
1
Justification:
Default (DNEL calculator)
AF for interspecies differences (allometric scaling):
1
Justification:
Default (DNEL calculator)
AF for other interspecies differences:
2.5
Justification:
Default (DNEL calculator)
AF for intraspecies differences:
10
Justification:
Default (DNEL calculator)
AF for the quality of the whole database:
1
Justification:
Default (DNEL calculator)
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)
DNEL related information

General Population - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
2 mg/kg bw/day
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
other:
Overall assessment factor (AF):
100
Dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

Highest NOAEL

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
1
Justification:
Default (DNEL calculator)
AF for interspecies differences (allometric scaling):
4
Justification:
Default (DNEL calculator)
AF for other interspecies differences:
2.5
Justification:
Default (DNEL calculator)
AF for intraspecies differences:
10
Justification:
Default (DNEL calculator)
AF for the quality of the whole database:
1
Justification:
Default (DNEL calculator)
Acute/short term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)
DNEL related information

Local effects

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

General Population - Hazard via oral route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
2 mg/kg bw/day
Most sensitive endpoint:
repeated dose toxicity
Route of original study:
Oral
DNEL related information
DNEL derivation method:
other:
Overall assessment factor (AF):
100
Dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
Value:
200 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

Highest NOAEL

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
1
Justification:
Default (DNEL calculator)
AF for interspecies differences (allometric scaling):
4
Justification:
Default (DNEL calculator)
AF for other interspecies differences:
2.5
Justification:
Default (DNEL calculator)
AF for intraspecies differences:
10
Justification:
Default (DNEL calculator)
AF for the quality of the whole database:
1
Justification:
Default (DNEL calculator)
Acute/short term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)
DNEL related information

General Population - Hazard for the eyes

Local effects

Hazard assessment conclusion:
low hazard (no threshold derived)

Additional information - General Population