AENOR Logo

Normas CEN

4018 Resultados disponibles

Filtrar:

(2625)
(1393)
EN

EN ISO 16140-3:2021/A1:2025

En Vigor
2025-08-27
Microbiology of the food chain - Method validation - Part 3: Protocol for the verification of reference methods and validated alternative methods in a single laboratory - Amendment 1: Protocol for verification of validated identification methods of microorganisms (ISO 16140-3:2021/Amd 1:2025)
EN

CEN/TR 15221-9:2025

En Vigor
2025-08-13
Facility Management - Part 9: Study of area and space measurement standards and guidelines used in Europe
EN

EN ISO 11350:2025

En Vigor
2025-08-06
Water quality - Determination of the genotoxicity of water and waste water - Salmonella/microsome fluctuation test (Ames fluctuation test) (ISO 11350:2012)
EN

EN ISO 6427:2025

En Vigor
2025-07-23
Plastics - Determination of matter extractable by organic solvents (conventional methods) (ISO 6427:2025)