Air filters for general ventilation - Part 3: Determination of the gravimetric efficiency and the air flow resistance versus the mass of test dust captured (ISO/FDIS 16890-3:2024); German version FprEN ISO 16890-3:2024

Protective clothing - Test methods for clothing providing protection against chemicals - Part 4: Determination of resistance to penetration by a spray of liquid (spray test) (ISO 17491-4:2024); German version EN ISO 17491-4:2024

Dielectric and resistive properties of solid insulating materials - Part 3-2: Determination of resistive properties (DC methods) - Surface resistance and surface resistivity (IEC 62631-3-2:2023); German version EN IEC 62631-3-2:2023

Paints and varnishes - Determination of resistance to humidity - Part 2: Condensation (in-cabinet exposure with heated water reservoir) (ISO/DIS 6270-2:2024); German and English version prEN ISO 6270-2:2024

Optical fibre cables - Part 1-214: Generic specification - Basic optical cable test procedures - Environmental test methods - Cable UV resistance test, Method F14 (IEC 86A/2457/CDV:2024); German and English version prEN IEC 60794-1-214:2024

Fire resistance tests for service installations - Part 8: Smoke extraction ducts; German version FprEN 1366-8:2024

Fire classification of construction products and building elements - Part 3: Classification using data from fire resistance tests on products and elements used in building service installations: fire resisting ventilation ducts and fire dampers and/or power, control and communication cables; German and English version prEN 13501-3:2023