About Keton EQA

Keton EQA is multiagency proficiency testing firm with a bias on creating organizations where people continually expand their capacity to create the results they truly desire, where new and expansive patterns of thinking are nurtured, where collective aspiration is set free, and where people are continually learning to see the whole together. Keton EQA collaborative programmes are underpinned by commutable, homogenous, stable, metrological traceable samples and informative reports.

The service provided in collaboration with European Society for EQA is fully accredited to ISO/IEC 17043:2010. Our team of experienced scientists and provide a unique troubleshooting and problem solving service to our clients.

About European Society for External Quality Assessment

ESfEQA provides samples and services of high quality, reliability, convenience and flexibility. The suitability of all samples for different technologies is achieved by multidisciplinary approaches to assess the reliability of control materials.


All samples are designed for commutability. ESfEQA is accredited according to DIN EN ISO/ IEC 17043: 2010. We operate in more than 20 countries worldwide namely, Nigeria, Botswana, Italy, United Arab Emirates, China, Turkey, Serbia, Romania, Portugal, Pakistan, Germany, Malaysia, Israel, Jordan, Iran, Greece, Georgia, Egypt, Croatia, Costa Rica, Chile, Belgium.

We have collaborated with European Society for External Quality Assessment to leverage on each others expertise and experiences for the benefit of our clients.

ESfEQA Program

The European Society for External Quality Assessment offers laboratories a wide range of EQA schemes organized in the following areas: biochemistry, immunology, microbiology, haematology, malaria, parasitology, infectious diseases, mycobacteria and mycology.

ESfEQA Reliability

All fields of activity necessary to provide EQA surveys are streamlined for reliability: production and selection of sample materials, shipment logistics as well as handling electronic data and results.


Prior to their use in EQA schemes, samples are carefully selected, thus guaranteeing high and constant sample quality. For timely shipment, ESfEQA works hand in hand with reliable distributors. And finally, participants have full and reliable control over their data.

Web Shop Convenience and Flexibility

ESfEQA’s proficiency testing software features an easy-access web interface which allows participants to submit their results and to retrieve the statistic reports. The ESfEQA programs for external quality assessment are intended for those who perform laboratory investigations either in their own laboratories or who are responsible for the quality in medical laboratories that are displayed directly online. Requests for new method, instrument and reagent codes can be made online.


The subscription to any ESfEQA program allows participants to submit up to three results obtained from a single control set using different devices. Reports are provided online as pdf-files within 3 weeks after the deadline of result submission. Report files can be stored electronically, forwarded and printed.

Sample Ordering

ESfEQA offers EQA schemes worldwide and cooperates with reliable regional collaborators like KETON EQA. They are the direct business partners of participants, responsible for the ordering process, invoicing and local shipment of survey samples.


ESfEQA offers programs with 2, 4 or 12 surveys per year. In general, programs should be ordered for an entire calendar year. To ensure a cost-effective shipping process, survey samples are shipped semi-annually as long as this frequency is permitted by sample stability.

New Programs

Based on the feedback of our participants, ESfEQA extends the EQA portfolio continously. Please contact us for further suggestions on new programs.

Survey Calendar

The dates for survey sample ordering, beginning of result entry and deadline for result entry are published in a PT calendar.

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