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Normas CEN

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EN

CEN/TS 17631:2021

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2025-07-03
Personal identification - Biometric group access control
EN

EN 12697-43:2023

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2023-04-12
Bituminous mixtures - Test methods - Part 43: Resistance to fuel
EN

CWA 17502:2020

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2024-09-11
Privacy of monitoring technology - Guidelines for introducing ambient and wearable monitoring technologies balancing privacy protection against the need for oversight and care
EN

EN ISO 23697-1:2025

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2025-12-17
Water quality - Determination of total bound nitrogen (ST-TNb) in water using small-scale sealed tubes - Part 1: Dimethylphenol colour reaction (ISO 23697-1:2023)