Registration Dossier

Administrative data

Hazard for aquatic organisms

Freshwater

Hazard assessment conclusion:
PNEC aqua (freshwater)
PNEC value:
7.8 µg/L

Marine water

Hazard assessment conclusion:
PNEC aqua (marine water)
PNEC value:
2 µg/L

STP

Hazard assessment conclusion:
PNEC STP
PNEC value:
52 µg/L

Sediment (freshwater)

Hazard assessment conclusion:
PNEC sediment (freshwater)
PNEC value:
11 mg/kg sediment dw

Sediment (marine water)

Hazard assessment conclusion:
PNEC sediment (marine water)
PNEC value:
1.1 mg/kg sediment dw

Hazard for air

Air

Hazard assessment conclusion:
no hazard identified

Hazard for terrestrial organisms

Soil

Hazard assessment conclusion:
PNEC soil
PNEC value:
23 mg/kg soil dw

Hazard for predators

Secondary poisoning

Hazard assessment conclusion:
no potential to cause toxic effects if accumulated (in higher organisms) via the food chain

Additional information

Conclusion on classification

The substance is classified as Aquatic Acute Category 1, since the EC and LC50 values are <1 mg/L. However, the substance is not classified as Aquatic Chronic Category 1 since trizinc dicitrate is readily biodegradable but is classified as Aquatic Chronic Category 2.