Registration Dossier
Registration Dossier
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EC number: 242-362-4 | CAS number: 18479-58-8
Ecotoxicological Summary
Administrative data
Hazard for aquatic organisms
Freshwater
- Hazard assessment conclusion:
- PNEC aqua (freshwater)
- PNEC value:
- 27.8 µg/L
- Assessment factor:
- 1 000
- Extrapolation method:
- assessment factor
- PNEC freshwater (intermittent releases):
- 0.278 mg/L
Marine water
- Hazard assessment conclusion:
- PNEC aqua (marine water)
- PNEC value:
- 2.78 µg/L
- Assessment factor:
- 10 000
- Extrapolation method:
- assessment factor
STP
- Hazard assessment conclusion:
- PNEC STP
- PNEC value:
- 10 mg/L
- Assessment factor:
- 10
- Extrapolation method:
- assessment factor
Sediment (freshwater)
- Hazard assessment conclusion:
- PNEC sediment (freshwater)
- PNEC value:
- 0.594 mg/kg sediment dw
- Extrapolation method:
- sensitivity distribution
Sediment (marine water)
- Hazard assessment conclusion:
- PNEC sediment (marine water)
- PNEC value:
- 0.059 mg/kg sediment dw
- Extrapolation method:
- sensitivity distribution
Hazard for air
Air
- Hazard assessment conclusion:
- no hazard identified
Hazard for terrestrial organisms
Soil
- Hazard assessment conclusion:
- PNEC soil
- PNEC value:
- 0.103 mg/kg soil dw
- Extrapolation method:
- sensitivity distribution
Hazard for predators
Secondary poisoning
- Hazard assessment conclusion:
- PNEC oral
- PNEC value:
- 111 mg/kg food
- Assessment factor:
- 90
Additional information
Conclusion on classification
Based on the LC50 result in the 96h acute toxicity to fish test (27.8 mg/l for the read-across substance linalool) and confirmed ready biodegradability, the classification of dihydromyrcenol is concluded to be:
- under Directive 67/548/EEC criteria, not classified
- under Regulation 1272/2008 (CLP GHS) criteria, not classified
- under UN GHS criteria, acute aquatic hazard category 3.
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