QualcoDuna Proficiency Testing Scheme

Downloads

Published: 26/03/2026

Information about the current QualcoDuna Proficiency Testing Scheme can be found under 2026 scheme documents.


The Work Instructions for the QDJV-2-2026 round are available:

QDJV-2-2026 WASTE – Work instructions (Published: 2026.05.21.)
QDJV-2-2026 WASTEWATER SLUDGE/SEDIMENT/SOIL – Work instructions (Published: 2026.05.21.)
QDJV-2-2026 WASTEWATER- Work instructions (Published: 2026.05.21.)
QDJV-2-2026 SOIL – Work instructions (Published: 2026.05.21.) 
QDJV-2-2026 GROUNDWATER – Work instructions (Published: 2026.05.21.) 
QDJV-2-2026 SURFACE WATER – Work instructions (Published: 2026.05.21.) 
Daphnia test 24 h and 48 h probit templates – (Published: 2026.05.21.)


The Processing Instructions for Drinking water laboratory samples are available.


The Instructions for the Surface Water Sampling and Groundwater Sampling exercises are now available.
The schedules for participants have also been published.

Please note that the latest arrival time for each participant is indicated in the schedule.
If you need to change your assigned time slot, please contact us using the details provided.

Published: 6th May, 2026.