Medical electrical equipment - Medical image display systems - Part 1: Evaluation methods (IEC 62563-1:2009 + Amd 1:2016 + Amd 2:2021); German version EN 62563-1:2010 + A1:2016 + A2:2021

Measurement procedures for materials used in photovoltaic modules - Part 1-4: Encapsulants - Measurement of optical transmittance and calculation of the solar-weighted photon transmittance, yellowness index, and UV cut-off wavelength (IEC 82/1535/CD:2018); Text in German and English

ISO/NP 12249-1 Sustainability of particulate air filters for general ventilation ? Part 1: Method of life cycle cost calculation

Energy performance of buildings - Method for calculation of system energy requirements and system efficiencies - DHW instantaneous heat recovery- Module M8

Ambient Air - Biomonitoring with Higher Plants - Method of the Standardised Grass Exposure

Construction products: Assessment of release of dangerous substances - Pros and cons of methods for communicating the potential release of dangerous substances into soil, groundwater or surface water and indoor air

Earthworks - Geotechnical laboratory tests - Part 5: Test method for measurement of one-dimensional swelling of soils (EN 17542-5)

Feather and down - Test methods - Determination of the quantitative composition of feather and down blended with other materials

Food authenticity - Method for detecting previously frozen poultry meat by determination of HADH activity

Guidelines for the preparation of standard routine methods with wavelength-dispersive X-ray fluorescence spectrometry