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Normas CEN

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EN

EN ISO 13366-1:2008/AC:2009

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2009-08-26
Milk - Enumeration of somatic cells - Part 1: Microscopic method (Reference method) (ISO 13366-1:2008/Cor 1:2009)
 
EN

EN ISO 4491-3:2025

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2025-09-24
Metallic powders - Determination of oxygen content by reduction methods - Part 3: Hydrogen-reducible oxygen (ISO 4491-3:2025)
 
EN

CEN/TR 16931-6:2017

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2017-10-18
Electronic invoicing - Part 6: Result of the test of EN 16931-1 with respect to its practical application for an end user
 
EN

CEN/TS 17337:2019

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2026-01-15
Stationary source emissions - Determination of mass concentration of multiple gaseous species - Fourier transform infrared spectroscopy