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Multi-method pesticides in potato (P1901-RT)

Ring test P1901-RT is part of rolling proof.

rolling proof is an ongoing scheme of ring tests related to the analysis of multi-method pesticides in food.

Please feel free to book P1901-RT as a single ring test or join the rolling proof programme. If rolling proof is booked as a 6-year-package, a discount of 10 % is granted.

The module vegetables and fruits covers

  • 25-35 pesticides in each test material.
  • all in all a minimum of 300 pesticides within a period of six years.
  • two commodity groups:
    a) vegetables and fruits (high water content)
    b) citrus fruits, small fruits and berries (high acid content)
  • two test materials and two blank materials per year.

The scope of pesticides of rolling proof - module vegetables and fruits is defined here. Neither the identity nor the exact number of pesticides are announced in advance.

In 2019, P1901-RT is offered related to the commodity group "vegetables and fruits (high water content)".
A spiked potato homogenate (min. 100 g) is provided as test material. The corresponding blank material is available upon request. 

The analytical data are assessed with respect to

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


Expected time schedule:

  • Please register before:
    15 January 2019
  • Dispatch of samples:
    04 March 2019
  • Deadline for reporting results:
    28 March 2019

The participation fee is 690 EUR. Blank material is available at a price of 70 EUR

The test material is shipped by express courier. Shipping costs are included for shipment to EU countries. Additional shipping costs may apply for shipment to Non-EU countries.
Please feel free to contact us to get an individual quote. 

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