Registration Dossier
Registration Dossier
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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.
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EC number: 820-780-3 | CAS number: 62568-82-5
Toxicological Summary
Administrative data
Workers - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.7 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:
- 30 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 52.9 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Standard guidance calculations were employed.
- AF for dose response relationship:
- 1
- Justification:
- ECHA Guidance
- AF for differences in duration of exposure:
- 6
- Justification:
- sub-acute to chronic exposure
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- ECHA Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA Guidance
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:
- 30 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:
<10% dermal systemic bioavailability predicted compared with ~100% oral systemic bioavailability
- AF for dose response relationship:
- 1
- Justification:
- ECHA Guidance
- AF for differences in duration of exposure:
- 6
- Justification:
- sub-acute to chronic exposure
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA Guidance
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA Guidance
- AF for intraspecies differences:
- 5
- Justification:
- ECHA Guidance
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA Guidance
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA Guidance
Acute/short term exposure
- Hazard assessment conclusion:
- no hazard identified
DNEL related information
Local effects
Long term exposure
- Hazard assessment conclusion:
- high hazard (no threshold derived)
Acute/short term exposure
- Hazard assessment conclusion:
- high hazard (no threshold derived)
Workers - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- high hazard (no threshold derived)
Additional information - workers
General Population - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
Acute/short term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
DNEL related information
Local effects
Long term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
Acute/short term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
DNEL related information
General Population - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
Acute/short term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
DNEL related information
Local effects
Long term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
Acute/short term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
General Population - Hazard via oral route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
Acute/short term exposure
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
DNEL related information
General Population - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- hazard unknown but no further hazard information necessary as no exposure expected
Additional information - General Population
There are no general population and consumer uses for the registered substance.
Information on Registered Substances comes from registration dossiers which have been assigned a registration number. The assignment of a registration number does however not guarantee that the information in the dossier is correct or that the dossier is compliant with Regulation (EC) No 1907/2006 (the REACH Regulation). This information has not been reviewed or verified by the Agency or any other authority. The content is subject to change without prior notice.
Reproduction or further distribution of this information may be subject to copyright protection. Use of the information without obtaining the permission from the owner(s) of the respective information might violate the rights of the owner.
