Road traffic noise reducing devices - Test method for determining the acoustic performance - Part 6: Intrinsic characteristics - Airborne sound insulation under direct sound field conditions; German and English version prEN 1793-6:2023

Measurement of quartz crystal unit parameters - Part 11: Standard method for the determination of the load resonance frequency fL and the effective load capacitance CLeff using automatic network analyzer techniques and error correction

Semiconductor devices - Semiconductor devices for IOT system - Part 1: Test method of sound variation detection (IEC 47/2742/CDV:2021); German and English version prEN IEC 63364-1:2021

Switchgear and controlgear and their assemblies for low voltage - Integration method of radiocommunication device into an equipment (IEC 121/121/CDV:2023); German and English version prEN IEC 63404:2023

Test methods for electrical materials, printed board and other interconnection structures and assemblies - Part 3-302: Computed tomography(CT) method for copper plating voids in metallized holes of PCB

Liquid petroleum products - Determination of hydrocarbon types and oxygenates in automotive-motor gasoline and in ethanol (E85) automotive fuel - Multidimensional gas chromatography method (ISO/DIS 22854:2023)

Fibre optic sensors - Part 7-3: Voltage measurement - Polarimetric method (IEC 86C/1873/CDV:2023); German and English version prEN IEC 61757-7-3:2023

Metallic materials - Brinell hardness test - Part 1: Test method (ISO/DIS 6506-1:2023); German and English version prEN ISO 6506-1:2023

Indoor air - Part 43: Standard method for assessing the reduction rate of culturable airborne fungi by air purifiers using a test chamber (ISO/DIS 16000-43:2023); Text in German and English

Liquid petroleum products - Vapour pressure - Part 3: Determination of vapour pressure and calculated dry vapour pressure equivalent (DVPE) (Triple expansion method); German and English version prEN 13016-3:2023