Fixed firefighting systems - Components for gas extinguishing systems - Part 13: Characteristics for check valves and non-return valves; German and English version prEN 12094-13:2022

Wastewater treatment plants - Part 13: Chemical treatment - Treatment of wastewater by precipitation/flocculation; German version EN 12255-13:2023

Bituminous mixtures - Test methods - Part 13: Temperature measurement

Explosives for civil uses - Explosives - Part 13: Determination of density; German version FprEN 13631-13:2024

Explosives for civil uses - Detonators and detonating cord relays - Part 13: Verification of the resistance to electrostatic discharge (ESD) of electric and electronic detonators; German version FprEN 13763-13:2024

Fixed firefighting systems - Water mist systems - Part 13: Test protocol for wet benches and other similar processing equipment for open nozzle systems; German and English version prEN 14972-13:2024

Food authenticity - Determination of the δ¹³C value of mono- (fructose and glucose), di-, and trisaccharides in honey by liquid chromatography-isotope ratio mass spectrometry (LC-IRMS); German version FprEN 17958:2024

Packaging - Design for recycling for plastic packaging products - Part 13 - Recyclability evaluation process for plastic packaging - protocols for PE and PP flexible packaging

Specifications for particular types of winding wires - Part 13: Polyester or polyesterimide overcoated with polyamide-imide enamelled round copper wire, class 200

Explosive atmospheres - Part 13: Equipment protection by pressurized room "p" and artificially ventilated room "v"