Registration Dossier
Registration Dossier
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EC number: 215-219-9 | CAS number: 1314-11-0
Toxicological Summary
Administrative data
Workers - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.83 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
- Dose descriptor starting point:
- NOAEL
- Value:
- 9.9 mg/m³
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 17.46 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- NOAEL available
- AF for differences in duration of exposure:
- 2
- Justification:
- sub-chronic to chronic
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA default
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA default
- AF for intraspecies differences:
- 5
- Justification:
- ECHA default
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA default
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA default
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)
DNEL related information
Workers - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 46.81 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):
- 25
- Dose descriptor starting point:
- NOAEL
- Value:
- 9.9 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEL
- Value:
- 990 mg/kg bw/day
- AF for dose response relationship:
- 1
- Justification:
- NOAEL available
- AF for differences in duration of exposure:
- 2
- Justification:
- sub-chronic to chronic
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA default
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA default
- AF for intraspecies differences:
- 5
- Justification:
- ECHA default
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA default
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA default
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:
- medium hazard (no threshold derived)
Additional information - workers
In order to evaluate toxicological properties of the substance strontium oxide, information on the moiety of concern strontium were considered. For a documentation and justification of that approach, please refer to the separate document attached to section 13, namely Read Across Assessment Report for strontium oxide.
General Population - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.2 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):
- 50
- Dose descriptor starting point:
- NOAEL
- Value:
- 9.9 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 8.61 mg/m³
- AF for dose response relationship:
- 1
- Justification:
- NOAEL available
- AF for differences in duration of exposure:
- 2
- Justification:
- sub-chronic to chronic
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA default
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA default
- AF for intraspecies differences:
- 10
- Justification:
- ECHA default
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA default
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA default
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)
DNEL related information
General Population - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 23.4 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
- Dose descriptor starting point:
- NOAEL
- Value:
- 9.9 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEL
- Value:
- 990 mg/kg bw/day
- AF for dose response relationship:
- 1
- Justification:
- NOAEL available
- AF for differences in duration of exposure:
- 2
- Justification:
- sub-chronic to chronic
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA default
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA default
- AF for intraspecies differences:
- 10
- Justification:
- ECHA default
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA default
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA default
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:
- 0.23 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
- Dose descriptor starting point:
- NOAEL
- Value:
- 9.9 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEL
- Value:
- 9.9 mg/kg bw/day
- AF for dose response relationship:
- 1
- Justification:
- NOAEL available
- AF for differences in duration of exposure:
- 2
- Justification:
- sub-chronic to chronic
- AF for interspecies differences (allometric scaling):
- 4
- Justification:
- ECHA default
- AF for other interspecies differences:
- 2.5
- Justification:
- ECHA default
- AF for intraspecies differences:
- 10
- Justification:
- ECHA default
- AF for the quality of the whole database:
- 1
- Justification:
- ECHA default
- AF for remaining uncertainties:
- 1
- Justification:
- ECHA default
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:
- medium hazard (no threshold derived)
Additional information - General Population
In order to evaluate toxicological properties of the substance strontium oxide, information on the moiety of concern strontium were considered. For a documentation and justification of that approach, please refer to the separate document attached to section 13, namely Read Across Assessment Report for strontium oxide.
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.
