Measurement procedures for materials used in photovoltaic modules - Part 7-3: Environmental exposures - Accelerated abrasion tests of PV module external surfaces

Biological evaluation of medical devices - Part 12: Sample preparation and reference materials (ISO 10993-12:2021 + Amd 1:2025); German version EN ISO 10993-12:2021 + A1:2025

Eye and face protection - Part 4: Protection against biological hazards (ISO/FDIS 16321-4:2025); German version FprEN ISO 16321-4:2025