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.



2008
Ringversuch Phytoplankton 2008
Amt der Salzburger Landesregierung
Salzburg
2008
Ringversuch Phytoplankton 2008
Bayerisches Landesamt für Umwelt
Wielenbach
2008
Ringversuch Phytoplankton 2008
Bergisches Wasser- und Umweltlabor der BTV GmbH
Wermelskirchen
2008
Ringversuch Phytoplankton 2008
Brachion-Idee
Heerhugowaard
2008
Ringversuch Phytoplankton 2008
DWS Hydro-Ökologie GmbH
Wien
2008
Ringversuch Phytoplankton 2008
Environmental Agency of the Republic of Slovenia
Ljubljana
2008
Ringversuch Phytoplankton 2008
EPAL, SA PORTUGAL
Lisboa
Portugal
2008
Ringversuch Phytoplankton 2008
Eurofins Environment AB
Stockholm
2008
Ringversuch Phytoplankton 2008
Inst.für Hygiene und Umwelt
Hamburg
2008
Ringversuch Phytoplankton 2008
Institut Dr. Appelt GmbH & Co. KG
Leipzig
2008
Ringversuch Phytoplankton 2008
Kärntner Institut für Seenforschung
Klagenfurt
2008
Ringversuch Phytoplankton 2008
Koeman en Bijkerk bv
Haren
2008
Ringversuch Phytoplankton 2008
KOWUG GmbH, Labor Zeigerheim
Bad Blankenburg
2008
Ringversuch Phytoplankton 2008
LABELEC
Sacavém
Portugal
2008
Ringversuch Phytoplankton 2008
Landesamt für Natur Umwelt und Verbraucherschutz
Düsseldorf
2008
Ringversuch Phytoplankton 2008
Landestalsperrenverwaltung Sachsen, US Paulsdorf
Malter
2008
Ringversuch Phytoplankton 2008
Landestalsperrenverwaltung Sachsen, US Radeburg
Radeburg
2008
Ringversuch Phytoplankton 2008
Landestalsperrenverwaltung Sachsen, US Saidenbach
Lengefeld
2008
Ringversuch Phytoplankton 2008
LANUV NRW -Außenstelle Bonn-
Bonn
2008
Ringversuch Phytoplankton 2008
LBH
Freiburg



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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