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: 701-301-6 | CAS number: -
Toxicological Summary
Administrative data
Workers - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 8.82 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:
- 250 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 220.39 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Inhalatory N(L)OAEC=oral N(L)OAEL*(1/0.38 m3/kg/d)*0.67*(ABSoral/ABSinh)
ABSoral/ABSinh = 0,5
- AF for dose response relationship:
- 1
- Justification:
- Starting point NOAEL
- AF for differences in duration of exposure:
- 2
- Justification:
- Subchronic (90 days) to chronic
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- Default
- AF for other interspecies differences:
- 2.5
- Justification:
- Default
- AF for intraspecies differences:
- 5
- Justification:
- Workers
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
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
Workers - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 2.5 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):
- 100
- Dose descriptor starting point:
- NOAEL
- Value:
- 250 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEL
- Value:
- 250 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Dermal N(L)OAEC=oral (N(L)OAEL*( ABSoral/ABSdermal)
ABSoral/ABSdermal = 1
- AF for dose response relationship:
- 1
- Justification:
- Starting point NOAEL
- AF for differences in duration of exposure:
- 6
- Justification:
- Subchronic (90 days) 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:
- Workers
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
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
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:
- 2.17 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:
- 250 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 108.69 mg/m³
- Explanation for the modification of the dose descriptor starting point:
Inhalation N(L)OAEC=oral N(L)OAEL*(1/1.15 m3/kg/d)*(ABSoral/ABSinh)
ABSoral/ABSinh = 0,5
- AF for dose response relationship:
- 1
- Justification:
- Starting point NOAEL
- AF for differences in duration of exposure:
- 2
- Justification:
- Subchronic (90 days) to chronic
- AF for interspecies differences (allometric scaling):
- 1
- Justification:
- Default
- AF for other interspecies differences:
- 2.5
- Justification:
- Default
- AF for intraspecies differences:
- 10
- Justification:
- General population
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
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:
- DNEL (Derived No Effect Level)
- Value:
- 1.25 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):
- 200
- Dose descriptor starting point:
- NOAEL
- Value:
- 250 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEL
- Value:
- 250 mg/kg bw/day
- Explanation for the modification of the dose descriptor starting point:
Dermal N(L)OAEC=oral (N(L)OAEL*( ABSoral/ABSdermal)
ABSoral/ABSdermal = 1
- AF for dose response relationship:
- 1
- Justification:
- Starting point NOAEL
- AF for differences in duration of exposure:
- 2
- Justification:
- Subchronic (90 days) 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:
- General population
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
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
General Population - Hazard via oral route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.25 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):
- 200
- Dose descriptor starting point:
- NOAEL
- Value:
- 250 mg/kg bw/day
- AF for dose response relationship:
- 1
- Justification:
- Starting point NOAEL
- AF for differences in duration of exposure:
- 2
- Justification:
- Subchronic (90 days) 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:
- General population
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
Acute/short term exposure
- Hazard assessment conclusion:
- no hazard identified
DNEL related information
General Population - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- no hazard identified
Additional information - General Population
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.
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