Proficiency Testing (PT): Hidrocarbon oil index according to standard ISO 9377-2 (Round November 2025)
The management of this Proficiency Testing fully meets the requirements of the ISO/IEC 17043:2010 Conformity assessment — General requirements for proficiency testing.
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Proficiency Testing (PT): Metals in wastewaters (Round October 2025)
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Proficiency Testing (PT): Microbiological parameters in drinking water (Round September 2025)