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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:
691 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
DNEL value:
700 mg/kg bw/day
Modified dose descriptor starting point:
NOAEC
DNEL value:
17 300 mg/m³
Explanation for the modification of the dose descriptor starting point:

For workers, the subchronic study results are considered more reliable

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
2
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:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
By inhalation
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
sensitisation (skin)
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
skin irritation/corrosion
DNEL related information

Workers - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
9.8 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
DNEL value:
700 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
DNEL value:
980 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

For workers, the results from subchronic repeated dose toxicity is considered more reliable

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
2
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:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
By inhalation
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)
Most sensitive endpoint:
sensitisation (skin)
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
skin irritation/corrosion

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:
122 mg/m³
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
DNEL value:
700 mg/kg bw/day
Modified dose descriptor starting point:
NOAEC
DNEL value:
6 090 mg/m³
Explanation for the modification of the dose descriptor starting point:

For workers, the subchronic study results are considered more reliable

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
2
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:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
By inhalation
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
sensitisation (skin)
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
skin irritation/corrosion
DNEL related information

General Population - Hazard via dermal route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
3.5 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):
200
Dose descriptor starting point:
NOAEL
DNEL value:
700 mg/kg bw/day
Modified dose descriptor starting point:
NOAEL
DNEL value:
700 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

For workers, the results from subchronic repeated dose toxicity is considered more reliable

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
2
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:
no hazard identified
Most sensitive endpoint:
acute toxicity
Route of original study:
By inhalation
DNEL related information

Local effects

Long term exposure
Hazard assessment conclusion:
medium hazard (no threshold derived)
Most sensitive endpoint:
sensitisation (skin)
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
Most sensitive endpoint:
skin irritation/corrosion

General Population - Hazard via oral route

Systemic effects

Long term exposure
Hazard assessment conclusion:
DNEL (Derived No Effect Level)
Value:
0.417 mg/kg bw/day
Most sensitive endpoint:
effect on fertility
Route of original study:
Oral
DNEL related information
DNEL derivation method:
ECHA REACH Guidance
Overall assessment factor (AF):
600
Dose descriptor starting point:
NOAEL
DNEL value:
250 mg/kg bw/day
DNEL value:
250 mg/kg bw/day
Explanation for the modification of the dose descriptor starting point:

Default (DNEL calculator)

AF for dose response relationship:
1
Justification:
Default (DNEL calculator)
AF for differences in duration of exposure:
6
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:
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:
no hazard identified

Additional information - General Population