Registration Dossier
Registration Dossier
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EC number: 222-720-6 | CAS number: 3586-55-8
Toxicological Summary
Administrative data
Workers - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.45 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):
- 100
- Dose descriptor starting point:
- NOAEL
- Value:
- 82 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 144.6 mg/m³
- AF for dose response relationship:
- 1
- AF for differences in duration of exposure:
- 1
- Justification:
- chronic study
- AF for interspecies differences (allometric scaling):
- 10
- AF for other interspecies differences:
- 10
- AF for intraspecies differences:
- 10
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.45 mg/m³
DNEL related information
Local effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.12 mg/m³
- Most sensitive endpoint:
- irritation (respiratory tract)
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 10
- Dose descriptor:
- NOAEC
- Value:
- 1.2 mg/m³
- AF for dose response relationship:
- 1
- AF for differences in duration of exposure:
- 1
- AF for interspecies differences (allometric scaling):
- 1
- AF for other interspecies differences:
- 1
- AF for intraspecies differences:
- 1
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 10
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.12 mg/m³
- Most sensitive endpoint:
- irritation (respiratory tract)
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 10
- Dose descriptor starting point:
- NOAEC
- Value:
- 1.2 mg/m³
Workers - Hazard via dermal route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.82 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:
- 82 mg/kg bw/day
- AF for dose response relationship:
- 1
- AF for differences in duration of exposure:
- 1
- AF for interspecies differences (allometric scaling):
- 10
- AF for other interspecies differences:
- 1
- AF for intraspecies differences:
- 10
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.82 mg/kg bw/day
- Most sensitive endpoint:
- repeated dose toxicity
- Route of original study:
- Oral
DNEL related information
Local effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.12 mg/cm²
- Most sensitive endpoint:
- irritation (respiratory tract)
DNEL related information
- DNEL derivation method:
- ECHA REACH Guidance
- Overall assessment factor (AF):
- 10
- Dose descriptor:
- NOAEC
- Value:
- 1.2 mg/m³
Acute/short term exposure
- Hazard assessment conclusion:
- low hazard (no threshold derived)
Workers - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- high hazard (no threshold derived)
Additional information - workers
The values listed above are derived for the hydrolysis product formaldehyde.
For ethylene glycol the following value may be used:
Worker DNEL systemic effects 1.5 mg/kg bw/d, DNEL local effects short-term 6.33, medium-term 2.75 and long-term 1.38 mg/m3
Consumer: DNEL local effects short-term 2.1, medium-term 0.92 and long-term 0.46 mg/m3
General Population - Hazard via inhalation route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 1.45 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):
- 100
- Dose descriptor starting point:
- NOAEL
- Value:
- 82 mg/kg bw/day
- Modified dose descriptor starting point:
- NOAEC
- Value:
- 144.5 mg/m³
Acute/short term exposure
- Hazard assessment conclusion:
- low hazard (no threshold derived)
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:
- high hazard (no threshold derived)
Acute/short term exposure
- Hazard assessment conclusion:
- high hazard (no threshold derived)
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)
General Population - Hazard via oral route
Systemic effects
Long term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.82 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:
- 82 mg/kg bw/day
- AF for dose response relationship:
- 1
- AF for differences in duration of exposure:
- 1
- AF for interspecies differences (allometric scaling):
- 10
- AF for other interspecies differences:
- 1
- AF for intraspecies differences:
- 10
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
Acute/short term exposure
- Hazard assessment conclusion:
- DNEL (Derived No Effect Level)
- Value:
- 0.82 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:
- 82 mg/kg bw/day
- AF for dose response relationship:
- 1
- AF for interspecies differences (allometric scaling):
- 10
- AF for other interspecies differences:
- 1
- AF for intraspecies differences:
- 10
- AF for the quality of the whole database:
- 1
- AF for remaining uncertainties:
- 1
General Population - Hazard for the eyes
Local effects
- Hazard assessment conclusion:
- high hazard (no threshold derived)
Additional information - General Population
The values listed above are derived for the hydrolysis product formaldehyde.
For ethylene glycol the following value may be used: Consumer DNEL systemic effects 1.5 mg/kg bw/d, DNEL local effects short-term 2.1, medium-term 0.92 and long-term 0.46 mg/m3
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