Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, other metal borides and elemental boron - Part 3: Determination of the non-metallic major and minor constituents total carbon, total oxygen and total nitrogen as well as of free carbon in B₄C and of loss on drying of amorphus boron
Edition 2016-12

Testing of ceramic raw materials and ceramic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 4: Determination of metallic main components and trace impurities
Edition 2023-08

Aerospace; reinforcement fibres; qualitative determination of size constituents of carbon filament yarns, woven fabrics and chopped strands by HPLC
Edition 1992-10

Fire detection and fire alarm systems - Part 13: Compatibility and connectability assessment of system components; German version EN 54-13:2017+A1:2019
Edition 2020-02

Fire detection and fire alarm systems - Part 25: Components using radio links; German version EN 54-25:2008
Edition 2009-02

Fire detection and fire alarm systems - Part 25: Components using radio links; German version EN 54-25:2008, Corrigendum to DIN EN 54-25:2009-02; German version EN 54-25:2008/AC:2012
Edition 2012-09

Tests for geometrical properties of aggregates - Part 11: Classification test for the constituents of coarse recycled aggregate; German and English version prEN 933-11:2021
Edition 2021-04

Tests for geometrical properties of aggregates - Part 11: Classification test for the constituents of coarse recycled aggregate; German version EN 933-11:2009 + AC:2009
Edition 2011-05

Paper and board intended to come into contact with foodstuffs - Determination of the transfer of antimicrobial constituents; German version EN 1104:2018
Edition 2019-01

Water supply - Requirements for systems and components for the storage of water; German and English version prEN 1508:2024
Edition 2024-06