Participants

Show your colleagues and clients that you participate in the EQAT proficiency test phytoplankton! We guarantee total confidentiality of your data at all times.

If you agreed to the publication of your participation in the EQAT scheme when registering, you are included in the list below. Your results will not be shown here and will remain anonymous.



2019
Ringversuch Phytoplankton 2019/20
Laboratorio di prevenzione Ats brianza
Oggiono
http://www.ats-brianza%20.it/
2019
Ringversuch Phytoplankton 2019/20
Landesamt für Umwelt, Naturschutz und Geologie Mecklenburg-Vorpommern
Güstrow
http://www.lung.mv-regierung.de/
2019
Ringversuch Phytoplankton 2019/20
Landesbetrieb für Hochwasserschutz und Wasserwirtschaft Sachsen-Anhalt
Magdeburg
2019
Ringversuch Phytoplankton 2019/20
Landeslabor Berlin-Brandenburg
Berlin
http://www.landeslabor.berlin-brandenburg.de/
2019
Ringversuch Phytoplankton 2019/20
LBH
Freiburg
http://www.gewaesserfragen.de/
2019
Ringversuch Phytoplankton 2019/20
Lüttig & Friends GbR
Buckautal
http://www.luettig-berlin.de/
2019
Ringversuch Phytoplankton 2019/20
National Institute of Health Dr. Ricardo Jorge
Lisbon
Portugal
http://www.insa.pt/
2019
Ringversuch Phytoplankton 2019/20
NOSTOC
Maia
Portugal
http://www.nostoclab.com/
2019
Ringversuch Phytoplankton 2019/20
SCOP AQUABIO
Cournon d'Auvergne
http://https//www.aquabio-conseil.com/
2019
Ringversuch Phytoplankton 2019/20
Sistemul de Gospodarire a Apelor Ialomita, A.B.A. Buzau-Ialomita, A.N.A.R.
Slobozia, Jud. Ialomita
http://www.rowater.ro/default.aspx
2019
Ringversuch Phytoplankton 2019/20
Spezial- und Bergbauservicegesellschaft Lauchhammer mbH Analytisches Labor
Lübbenau OT Kittlitz
http://www.sgl-mbh.de/
2019
Ringversuch Phytoplankton 2019/20
SYNLAB Analytics & Services Germany GmbH
Markkleeberg
http://www.synlab.de/
2019
Ringversuch Phytoplankton 2019/20
The Netherlands
Tiel
http://www.aquon.nl/
2019
Ringversuch Phytoplankton 2019/20
Wahnbachalsperrenverband
Siegburg
http://www.wahnbach.de/
2019
Ringversuch Phytoplankton 2019/20
Wasserversorgung Zürich
Zürich
http://www.stadt-zuerich.ch/wasserversorgung
2019
Ringversuch Phytoplankton 2019/20
Zweckverband Bodensee- Wasserversorgung
Überlingen
http://www.bodensee-wasserversorgung.de/
2015
Ringversuch Phytoplankton 2015/16
Agencia de Medio Ambiente y Agua de Andalucía
Palmones - Los Barrios (Cadiz)
http://www.agenciamedioambienteyagua.es/
2015
Ringversuch Phytoplankton 2015/16
Agência Portuguesa do Ambiente, Laboratório de Referência do Ambiente
Amadora
Portugal
http://www.apambiente.pt/
2015
Ringversuch Phytoplankton 2015/16
Agenzia provinciale per la protezione dell'ambiente Trento - UO Acqua
Trento
http://acqua.appa@provincia.tn.it/
2015
Ringversuch Phytoplankton 2015/16
APEM Ltd
Stockport
http://www.apemltd.co.uk/



Proficiency test

Since 2002, the proficiency test phytoplankton has been carried out on an international level by the LTV.

From 1.1.2025, we will no longer be able to offer ring tests to participants from countries outside the EU. We regret this decision and apologise for the inconvenience

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Design of our EQAT scheme

The EQAT design is focused on the application of the Utermöhl method using the inverted microscope and consists of three components. Components 1 and 2 are methodological, focussing on the enumeration and biovolume calculation and component 3 is taxonomic in nature.

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Procedure of our EQAT scheme

The EQAT scheme is divided into 9 phases, the status of which can be viewed on-line on our website. With the announcement of the EQAT scheme, the planned time schedule is communicated to the participants.

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Requirements for participation, costs and evaluation

Only laboratories that have the personnel and equipment required for the EQAT proficiency test phytoplankton can participate in our scheme. Each participant in the EQAT scheme requires an individual registration.

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About the organiser

The EQAT phytoplankton proficiency tests are an activity of the Landestalsperrenverwaltung des Freistaates Sachsen (LTV). 

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Reports

Since 2005, the evaluation of the results has been carried out in accordance with DIN 38402 – 45: 2014 using robust statistical methods.

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