Products overview for Proficiency tests

The Aquaculture 2026 ring test  is now in the testing phase, with laboratories actively performing their analyses.
We appreciate all participants for their continued collaboration and commitment to quality.

📦 Logistics & Samples

If your laboratory has not yet received the test sample, or if your samples are lost, delayed, or damaged, please contact us at your earliest convenience at g.arturo@trouwnutrition.com.

Customs responsibility: The provider is not responsible for customs delays or detentions caused by missing or insufficient import documents or permits that fall under the responsibility of the participating laboratory.

🛡️ Anti-Collusion Policy

In accordance with ISO/IEC 17043:2023 (clause 7.2.1.3), all participants must carry out their proficiency testing activities independently and with integrity.

🚫 Collusion, coordination, or falsification of results is strictly prohibited, as these actions compromise the impartiality, fairness, and validity of the scheme.

The provider reserves the right to investigate any suspected breaches.
Confirmed cases may result in exclusion of results from the evaluation and disqualification from the round.

⚙️ Complaints Handling 

Complaints related to participation in this proficiency testing scheme may be submitted by email to: g.arturo@trouwnutrition.com

All complaints are handled impartially and recorded within the proficiency testing provider’s management system.

🙏 Thank You for Your Collaboration

Your participation and cooperation are essential to the success of this interlaboratory comparison.
Together, we continue to strengthen the reliability and comparability of laboratory results worldwide.

Stay tuned for further updates as the testing phase progresses.