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. 2024 Nov 4;22(11):e9047. doi: 10.2903/j.efsa.2024.9047

TABLE 2.

Groundwater. a

Compound (name and/or code)

> 0.1 μg/L at 1 m depth for the representative uses b

Step 2

Biological (pesticidal) activity/relevance

Step 3a

Hazard identified c

Steps 3b and 3c

Consumer RA triggered

Steps 4 and 5

Human health relevance
Fludioxonil (all uses) No Yes Yes
Unidentified MF2 (all uses except soil‐less growing systems)

Worst case default values (soil DT50 and Koc) assessment

Cereal seed treatment

Yes 0.303–1.8 μg/L

Foliar spray applications

Yes 2.76–28.8 μg/L

Open

Not assessed (open)

Proposed classification of the active substance as reprotoxic would indicate the metabolite would be considered relevant unless it is demonstrated that it does not share the reproductive toxicity potential of fludioxonil

Open Open c
CGA192155 (all non seed treatment uses)

No strawberries

Yes pome fruit 1/9 FOCUS scenarios 0.106 μg/L

Yes vines 3/7 FOCUS scenarios 0.223–0.392 μg/L

No

No, when considering the existing Annex VI entry of the CLP Regulation for fludioxonil

Unlikely to be genotoxic

Proposed classification of the active substance as reprotoxic would indicate the metabolite would be considered relevant unless it is demonstrated that it does not share the reproductive toxicity potential of fludioxonil

Low consumer risk from representative uses (step 5) ADI of fludioxonil can apply c No, when considering the existing Annex VI entry of the CLP Regulation for fludioxonil c
CGA265378 (all non seed treatment uses) No Assessment not triggered

Assessment not triggered

Unlikely to be genotoxic

Proposed classification of the active substance as reprotoxic would indicate the metabolite would be considered relevant unless it is demonstrated that it does not share the reproductive toxicity potential of fludioxonil

Assessment not triggered Assessment not triggered
CGA339833 (all non seed treatment uses except soil‐less growing systems)

Yes strawberries 3/4 FOCUS scenarios 0.528–3.356 μg/L

Yes pome fruit 0.131–4.016 μg/L

Yes vines 0.555–3.213 μg/L

No

No, when considering the existing Annex VI entry of the CLP Regulation for fludioxonil

Unlikely to be genotoxic. Proposed classification of the active substance as reprotoxic would indicate the metabolite would be considered relevant unless it is demonstrated that it does not share the reproductive toxicity potential of fludioxonil

Low consumer risk from representative uses (step 5). ADI of 0.29 mg/kg bw per day c No, when considering the existing Annex VI entry of the CLP Regulation for fludioxonil c
SYN545245 (all non seed treatment uses) No Assessment not triggered Assessment not triggered Assessment not triggered Assessment not triggered
Unidentified D9 (all non seed treatment uses except soil‐less growing systems)

Worst case default values (soil DT50 and Koc) assessment

Yes 2.27–23.6 μg/L

Open Not assessed (open) Proposed classification of the active substance as reprotoxic would indicate the metabolite would be considered relevant unless it is demonstrated that it does not share the reproductive toxicity potential of fludioxonil Open c Open c

Note: The ‘all non seed treatment uses’ indication is given because these are soil photolysis metabolites that will not be formed when seed is drilled and there is limited active substance exposure to light.

a

Assessment according to European Commission guidance of the relevance of groundwater metabolites (2003).

b

FOCUS scenarios or relevant lysimeter. Ranges indicated for FOCUS scenarios include the result from the model giving the highest concentration at each scenario, as needed to comply with European Commission (2014a) guidance.

c

Based on the newly submitted two‐generation toxicity study after the stop the clock to address endocrine disruption, EFSA agreed with the RMS that the criteria for classification according to Regulation (EC) No 1272/2008 may be met for reproductive toxicity, category 2, having an impact on the relevance assessment of groundwater metabolites. RMS is invited to submit a CLH proposal to ECHA for potential revision of the current harmonised classification accordingly.