Pumps - Methods of qualification of the Energy Efficiency Index for rotodynamic pump units - Part 3: Testing and calculation of energy efficiency index (EEI) of booster sets

Chemical disinfectants and antiseptics - Quantitative test method for the evaluation of bactericidal and yeasticidal and/or fungicidal and/or tuberculocidal and/or mycobactericidal activity on non-porous surfaces with mechanical action employing wipes or mops in the medical area (4- field test) - Test method and requirements (phase 2, step 2)

Preparation and quality management of fluids for haemodialysis and related therapies - Part 4: Concentrates for haemodialysis and related therapies (ISO 23500-4:2024); German version EN ISO 23500-4:2024

Gas-fired central heating boilers - Part 2-1: Specific standard for type C appliances and type B2, B3 and B5 appliances of a nominal heat input not exceeding 1 000 kW

Chemical disinfectants and antiseptics - Quantitative carrier test method for the evaluation of virucidal activity of chemical disinfectants on hard non-porous surfaces in food, industrial, domestic and institutional areas - Test method and requirements (phase 2, step 2); German and English version prEN 17915:2022

Residential solid fuel burning appliances - Part 2-5: Slow heat release appliances

Ultrasonics - Hydrophones - Part 1: Measurement and characterization of medical ultrasonic fields (IEC 62127-1:2022); German version EN IEC 62127-1:2022

Food processing machinery - Coffee making machines - Safety and hygiene requirements

Testing concrete in structures - Part 5: Determination of concrete cover using electromagnetic covermeters

Malleable cast iron fittings with compression ends for polyethylene (PE) piping systems