Registration Dossier

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Please be aware that this old REACH registration data factsheet is no longer maintained; it remains frozen as of 19th May 2023.

The new ECHA CHEM database has been released by ECHA, and it now contains all REACH registration data. There are more details on the transition of ECHA's published data to ECHA CHEM here.

Diss Factsheets

Administrative data

Hazard for aquatic organisms

Freshwater

Hazard assessment conclusion:
no hazard identified

Marine water

Hazard assessment conclusion:
no hazard identified

STP

Hazard assessment conclusion:
no hazard identified

Sediment (freshwater)

Hazard assessment conclusion:
no hazard identified

Sediment (marine water)

Hazard assessment conclusion:
no hazard identified

Hazard for air

Air

Hazard assessment conclusion:
no hazard identified

Hazard for terrestrial organisms

Soil

Hazard assessment conclusion:
no hazard identified

Hazard for predators

Secondary poisoning

Hazard assessment conclusion:
no potential for bioaccumulation

Additional information

In any of the short-term aquatic toxicity tests no adverse effects whatsoever were observed at the maximum attainable dissolved concentration. It is therefore concluded that adverse effects on aquatic organisms up to the solubility limited need not be expected. This conclusion can be extrapolated to sediment and soil by the equilibrium-partitioning method, since any toxicity would be exerted via the water phase (surface water column or pore water). A PNEC hence cannot be derived for surface water, sediment (both freshwater and marine), or soil.

A PNEC for microorganisms in the STP can be derived from the inhibitory effects observed in an activated sludge respiration inhibition test using an extended test substance concentration range of up to 10,000 mg/L. At this highest test concentration (nominal) 32.1 % respiration inhibition was observed hence the 3 h EC50 value is > 10,000 mg/L. Applying an assessment factor of 100 to this pseudo-EC50 value is results in a very conservative PNEC of 100 mg/L.

The substance has no significant bioaccumulation potential (BCF < 500), hence secondary poisoning is of no concern and a PNEC for predators need not be derived.

In view of the negligible vapour pressure of the substance any effects to the atmospheric compartment need not be expected.

Conclusion on classification

According to Regulation (EC) No. 1272/2008, the test substance is not classified for aquatic hazards. A ‘Safety net’ classification (Category Chronic 4) is not required due to the low BCF of < 500.

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