Test details

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DW 07/2025 - Drinking water analyses

DW3 Proftest Syke will organize a proficiency test (PT) for the analysis of alkalinity, Fe, Mn, chloride, fluoride, sulphate, pH, conductivity, NH4, NO2, NO3, Ca, K, Mg, Na, turbidity, and TOC in drinking water and in raw water. The purpose of this proficiency test is to ensure the comparability and accuracy of the results of the participants. About 35 laboratories are expected to participate in this proficiency test. The measurands and samples of this proficiency test are included in the Water chemistry scheme of the Proftest Syke accreditation scope (www.finas.fi/sites/en).

Registration deadline is on 11 August 2025.
Sample dispatch date is on 9 September 2025.

The final report for the proficiency test will be published at the latest in January 2026.
Test
  • TestDW 07/2025
  • NameDrinking water analyses
  • Ordering6/13/2025 – 8/11/2025
  • Samples delivery9/9/2025
  • Result form open9/9/2025 – 9/22/2025
Files
File Modified Size
DW 07-2025 Infoletter_en.pdf 6/13/2025 7:53 AM 631 kB

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