Polar pesticides in pear

P2413-RT covers the most relevant polar pesticides, which are found in pears.

The aim of the ring test is

  • the correct quantification with respect to the
    comparability criterion (z-score ≤ |2|),
  • the correct quantification with respect to the
    trueness criterion (70-120 % recovery of the spiked level).

Reporting limits of 0.01 mg/kg are required for all parameters. 


chlorate, perchlorate, ethephon, chlormequat, mepiquat, phosphonic acid, glyphosate

Expected time schedule

Please register before:
12 July 2024
Dispatch of samples:
28 October 2024
Deadline for reporting results:
18 November 2024

Costs of P2413-RT

Ring test and material Amount Price per unit
Polar pesticides in pear 850 €
Test material
Pear, homogenised, spiked with polar pesticides.
100 g included
Blank material
Pear, homogenised, unspiked.
100 g 70 €

Note: PROOF-ACS reserves the right to cancel tests in case of less than ten participants.