Home > Services > Quality and laboratory services > Proficiency testing and intercalibration services > Current proficiency tests Current proficiency tests Current Proftest Syke informs Annual program 2023 now available Registration ongoing: WW 04/2023 Wastewater analyses I Latest publications : Proficiency Test 09/2022 (SYKEre 1/2023) Drinking water analyses Interlaboratory comparison 04/2022 (SYKEre 43/2022) Benthic diatoms Interlaboratory comparison 07/2022 (SYKEre 45/2022) AOX in natural and wastewaters Proficiency Test 06/2022 (SYKEre 36/2022) Natural water analyses II Proficiency Test 05/2022 (SYKEre 35/2022) Ground and natural water metal analyses Published 2013-04-24 at 8:32, updated 2021-07-20 at 15:09 Suomeksi In English Topic: services, laboratories Target group: municipalities, researcher, authority Share: Feedback for the person in charge Print this page PROFTESTWEB ProftestWEB is the proficiency test client interface which enables the registration and result reporting online. Guide for participant Guide for participant The guide is useable in the proficiency tests and other intercomparison test provided by Proftest SYKE. anNual schemes Annual schemes MORE INFORMATION