Proof-ACS
P2505-RT

Glycoalkaloids in potato wedges and eggplants

The EU CONTAM Panel recommended the monitoring of glycoalkaloids in potato and potato products (Commission Recommendation (EU) 2022/561). 

The following alkaloids and degradation products thereof are recommended for monitoring:

  • α-, β-, and γ-solanine,
  • α-, β-, and γ-chaconine, and
  • solanidine.

Commercially available potato wedges are chosen as matrix of a processed potato product. 

Furthermore, the analysis of 

  • solasonine,
  • solamargine, and
  • solasodine

is offered for the matrix eggplant upon request. 

Parameters

Test material potato wedges

alpha-solanine, beta-solanine, gamma-solanine, alpha-chaconine, beta-chaconine, gamma-chaconine

Test material eggplants

solasonine, solamargine, solasodine

Expected time schedule

Please register before:
15 April 2025
Dispatch of samples:
16 June 2025
Deadline for reporting results:
08 July 2025

Costs of P2505-RT

Ring test and material Amount Price per unit
Glycoalkaloids in potato wedges and eggplants – 720 €
Test material potato wedges
Commercially available potato wedges, homogenised, spiked. 		50 g included
Test material eggplants
Eggplants, homogenised, spiked. 		50 g 300 €

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

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