Proof-ACS
P2526-RT

Pesticides, polar pesticides and copper in liquid fertilizers

Contamination of liquid fertilizers with (polar) pesticides and copper are described in literature. The most common pesticides are covered by the test.

The analytical data are assessed with respect to

  • the comparability (z-score), and
  • the trueness (70 to 120% of the spiked level, as far as applicable).

This ring test is not included in the scope of our accreditation yet. Independent from our scope of accreditation, all ring tests are organised and performed in accordance with the requirements of DIN EN ISO 17043:2023.

Parameters

azadirachtin, pyrethrins, aminopyralid, clopyralid, fluroxypyr, picloram, chlorate, perchlorate, phosphonic acid, copper

Expected time schedule

Please register before:
01 September 2025
Dispatch of samples:
01 December 2025
Deadline for reporting results:
17 December 2025

Costs of P2526-RT

Ring test and material Amount Price per unit
Pesticides, polar pesticides and copper in liquid fertilizers – 760 €
Test material
Liquid organic fertilizer, spiked. 		50 g included
Blank material
Liquid organic fertilizier, unspiked. 		50 g 70 €

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

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