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Table 2 PEC/PNEC-ratios for surface water and the use of Imidacloprid spot-on and collar products in three relevant worst-case scenarios

From: Development of an aquatic exposure assessment model for Imidacloprid in sewage treatment plant discharges arising from use of veterinary medicinal products

Scenario

PECwater (µg/L)

PNECwater (µg/L)

PEC/PNEC-ratios

1. Washing of pet bedding

8.40E−04

4.80E−03a

0.17

8.30E−03b

0.10

0.2c

4.20E−03

2. Washing/bathing of dogs

4.81E−03

4.80E−03a

1.00

8.30E−03b

0.58

0.2c

0.02

3. Walking dogs in the rain

2.20E−03

4.80E−03a

0.46

8.30E−03b

0.26

0.2c

0.01

  1. a[44]
  2. b[45]
  3. c[46]