Registration Dossier
Registration Dossier
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EC number: 235-804-2 | CAS number: 12767-90-7
Ecotoxicological Summary
Administrative data
Hazard for aquatic organisms
Freshwater
- Hazard assessment conclusion:
- PNEC aqua (freshwater)
- PNEC value:
- 2.9 mg/L
- Assessment factor:
- 2
- Extrapolation method:
- sensitivity distribution
- PNEC freshwater (intermittent releases):
- 13.7 mg/L
Marine water
- Hazard assessment conclusion:
- PNEC aqua (marine water)
- PNEC value:
- 2.9 mg/L
- Assessment factor:
- 2
- Extrapolation method:
- sensitivity distribution
STP
- Hazard assessment conclusion:
- PNEC STP
- PNEC value:
- 10 mg/L
- Assessment factor:
- 1
- Extrapolation method:
- assessment factor
Sediment (freshwater)
- Hazard assessment conclusion:
- no exposure of sediment expected
Sediment (marine water)
- Hazard assessment conclusion:
- no exposure of sediment expected
Hazard for air
Air
- Hazard assessment conclusion:
- no hazard identified
Hazard for terrestrial organisms
Soil
- Hazard assessment conclusion:
- PNEC soil
- PNEC value:
- 5.7 mg/kg soil dw
- Assessment factor:
- 2
- Extrapolation method:
- sensitivity distribution
Hazard for predators
Secondary poisoning
- Hazard assessment conclusion:
- no potential for bioaccumulation
Additional information
Conclusion on classification
Although the ECHA CLP Guidance requires the assessment to be based on the metal compound the reference values for the boron are shown below as supporting information to demonstrate that zinc is indeed the driver for classification.
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