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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.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:
DNEL (Derived No Effect Level)
Value:
3.3 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):
75
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:

NOAEC human (8h worker) = NOAEL rat x correction respiratory volume x correction for light activity (worker) x Abs oral/ Abs inh x correction exposure conditions animal/worker


 


NOAEC human (8h worker) = NOAEL rat x (1/0,38) x (6,7/10) x 1/2 x 7/5

AF for dose response relationship:
1
Justification:
NOAEL available
AF for differences in duration of exposure:
6
Justification:
subacute to chronic
AF for interspecies differences (allometric scaling):
1
Justification:
already included in route to route
AF for other interspecies differences:
2.5
Justification:
default
AF for intraspecies differences:
5
Justification:
default factor for workers
AF for the quality of the whole database:
1
Justification:
guideline study
AF for remaining uncertainties:
1
Justification:
already conservative estimate, since exposure duration already 60 instead of 28 days and likely all effects secondary to local irritation.
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:
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:
0.93 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:
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:

The NOAEL was corrected for the differences in exposure times (7 days/ week exposure vs. 5 workdays/week).

AF for dose response relationship:
1
Justification:
NOAEL available
AF for differences in duration of exposure:
6
Justification:
subacute to chronic
AF for interspecies differences (allometric scaling):
4
Justification:
rat to human
AF for other interspecies differences:
2.5
Justification:
default
AF for intraspecies differences:
5
Justification:
default for worker
AF for the quality of the whole database:
1
Justification:
guideline study
AF for remaining uncertainties:
1
Justification:
already conservative estimate, since exposure duration already 60 instead of 28 days and likely all effects secondary to local irritation.
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
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:
medium 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:
0.58 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):
150
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:

NOAEC human (24h, consumer) = NOAEL rat x correction respiratory volume x Abs oral/ Abs inh 


 


NOAEC human (24h, consumer) = NOAEL rat x (1/1.15) x 1/2

AF for dose response relationship:
1
Justification:
NOAEL available
AF for differences in duration of exposure:
6
Justification:
subacute to chronic
AF for interspecies differences (allometric scaling):
1
Justification:
already included in route to route
AF for other interspecies differences:
2.5
Justification:
default
AF for intraspecies differences:
10
Justification:
default for consumers
AF for the quality of the whole database:
1
Justification:
guideline study
AF for remaining uncertainties:
1
Justification:
already conservative estimate, since exposure duration already 60 instead of 28 days and likely all effects secondary to local irritation.
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:
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:
0.3 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:
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:

No difference in uptake after oral or dermal exposure expected.

AF for dose response relationship:
1
Justification:
NOAEL available
AF for differences in duration of exposure:
6
Justification:
subacute to chronic
AF for interspecies differences (allometric scaling):
4
Justification:
rat to human
AF for other interspecies differences:
2.5
Justification:
default
AF for intraspecies differences:
10
Justification:
default
AF for the quality of the whole database:
1
Justification:
guideline study
Justification:
already conservative estimate, since exposure duration already 60 instead of 28 days and likely all effects secondary to local irritation.
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
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:
0.3 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:
200 mg/kg bw/day
AF for dose response relationship:
1
Justification:
NOAEL available
AF for differences in duration of exposure:
6
Justification:
subacute to chronic
AF for interspecies differences (allometric scaling):
4
Justification:
rat to human
AF for other interspecies differences:
2.5
Justification:
default
AF for intraspecies differences:
10
Justification:
default consumer
AF for the quality of the whole database:
1
Justification:
guideline study
AF for remaining uncertainties:
1
Justification:
already conservative estimate, since exposure duration already 60 instead of 28 days and likely all effects secondary to local irritation.
Acute/short term exposure
Hazard assessment conclusion:
no hazard identified
DNEL related information

General Population - Hazard for the eyes

Local effects

Hazard assessment conclusion:
medium hazard (no threshold derived)

Additional information - General Population

Consumer DNELs have been derived for man via environment calculation only. Once included in the finished article, IPGA migration / consumer exposure is negligible. Measurement data are attached in section 3.5.6.