Registration Dossier
Registration Dossier
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EC number: 203-726-8 | CAS number: 109-99-9
Ecotoxicological Summary
Administrative data
Hazard for aquatic organisms
Freshwater
- Hazard assessment conclusion:
- PNEC aqua (freshwater)
- PNEC value:
- 4.32 mg/L
- Assessment factor:
- 50
- Extrapolation method:
- assessment factor
- PNEC freshwater (intermittent releases):
- 21.6 mg/L
Marine water
- Hazard assessment conclusion:
- PNEC aqua (marine water)
- PNEC value:
- 0.432 mg/L
- Assessment factor:
- 500
- Extrapolation method:
- assessment factor
STP
- Hazard assessment conclusion:
- PNEC STP
- PNEC value:
- 4.6 mg/L
- Assessment factor:
- 100
- Extrapolation method:
- assessment factor
Sediment (freshwater)
- Hazard assessment conclusion:
- PNEC sediment (freshwater)
- PNEC value:
- 23.3 mg/kg sediment dw
- Extrapolation method:
- sensitivity distribution
Sediment (marine water)
- Hazard assessment conclusion:
- PNEC sediment (marine water)
- PNEC value:
- 2.33 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:
- 2.13 mg/kg soil dw
- Extrapolation method:
- sensitivity distribution
Hazard for predators
Secondary poisoning
- Hazard assessment conclusion:
- PNEC oral
- PNEC value:
- 67 mg/kg food
- Assessment factor:
- 90
Additional information
Conclusion on classification
Based on the short-term toxicity to fish test (which provided the lowest LC50 of all three trophic levels), tetrahydrofuran is not considered classified as hazardous to the environment according to the following criteria:
- Directive 67/548/EEC
- UN GHS
- Regulation 1272/2008 (CLP GHS)
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