Gas infrastructure - Quality of gas - Group H

Mountaineering equipment - Autobelay devices for recreational use - Safety requirements and test methods; German and English version prEN 18039:2024

Assistive products for walking manipulated by both arms - Requirements and test methods - Part 2: Rollators - Amendment 1: Eliminate brake requirements in 6.5 Structure requirements (ISO 11199-2:2021/DAM 1:2024); German and English version EN ISO 11199-2:2021/prA1:2024

Ambient air - Standard method for the measurement of the concentration of ozone by ultraviolet photometry; German version EN 14625:2024

Fibre optic interconnecting devices and passive components - Performance standard - Part 042-02: Plug-pigtail-style and plug-receptacle-style of OTDR reflecting devices for category C - Controlled environments

Fibre optic interconnecting devices and passive components - Basic test and measurement procedures - Part 1: General and guidance (IEC 86B/4760/CDV:2023); German and English version EN IEC 61300-1:2022/prA1:2023

Multi-channel radio frequency connectors - Part 4: Sectional specification for type L32-4 and L32-5 circular connectors

Low-voltage surge protective devices - Part 03: SPD testing guide

Assistive products for walking manipulated by both arms - Requirements and test methods - Part 2: Rollators - Amendment 1: Eliminate brake requirements in 6.5 Structure requirements (ISO 11199 2:2021/DAM 1:2024)

Wastewater treatment plants - Part 3: Preliminary treatment; German version EN 12255-3:2024