Sterilizers for medical purposes - Ethylene oxide sterilizers - Requirements and test methods; German and English version prEN 1422:2025

Chemicals used for treatment of water intended for human consumption - Calcium carbonate, high-calcium lime, half-burnt dolomite, magnesium oxide, calcium magnesium carbonate and dolomitic lime - Test methods; German and English version prEN 12485:2024

Surge arresters - Part 4: Metal-oxide surge arresters without gaps for a.c. systems

Fuel cell technologies - Part 7-2: Test methods - Single cell and stack performance tests for solid oxide fuel cells (SOFCs) (IEC 62282-7-2:2025); German version EN IEC 62282-7-2:2025

Fuel cell technologies - Part 8-101: Energy storage systems using fuel cell modules in reverse mode - Test procedures for the performance of solid oxide single cells and stacks, including reversible operation

Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of impurities in aluminium oxide powders using inductively coupled plasma-optical emission spectrometry (ISO 3169:2023); German and English version prEN ISO 3169:2025

Biological evaluation of medical devices - Part 7: Ethylene oxide sterilization residuals (ISO/DIS 10993-7:2024); German and English version prEN ISO 10993-7:2024

Sterilization of health-care products - Ethylene oxide - Requirements for the development, validation and routine control of a sterilization process for medical devices (ISO/DIS 11135:2025); German and English version prEN ISO 11135:2025

Nuclear fuel technology - Guidelines on the measurement of the specific surface area of uranium oxide powders by the BET method

Rare earth - Determination of non-rare earth impurities in individual rare earth metals and their oxides - ICP-AES - Part 1: Analysis of Al, Ca, Mg, Fe and Si (ISO 24181-1:2024); German and English version prEN ISO 24181-1:2025