Environmental testing - Part 3-6: Supporting documentation and guidance - Confirmation of the performance of temperature/humidity chambers (IEC 104/1022/CDV:2023); German and English version prEN IEC 60068-3-6:2023

Environmental testing - Part 3-14: Supporting documentation and guidance - Developing a climatic sequential test (IEC 104/1040/CDV:2024); German and English version prEN IEC 60068-3-14:2024

Microbiology of the food chain - Preparation of test samples, initial suspension and decimal dilutions for microbiological examination - Part 1: General rules for the preparation of the initial suspension and decimal dilutions - Amendment 1: Requirements and guidance on the use of larger test portion size for qualitative methods (ISO 6887-1:2017/Amd 1:2024); German version EN ISO 6887-1:2017/A1:2024