Specification for portable electrical apparatus designed to measure draught and gas pressure of heating appliances and systems; German and English version prEN 50725:2023
Edition 2024-10

Petroleum measurement systems - Calibration - Volumetric measures, proving tanks and field measures (including formulae for properties of liquids and materials) (ISO 8222:2020 + Amd 1:2022); German version EN ISO 8222:2020 + A1:2022
Edition 2022-04

Metallic materials - Calibration and verification of static uniaxial testing machines - Part 1: Tension/compression testing machines - Calibration and verification of the force-measuring system (ISO 7500-1:2018); German version EN ISO 7500-1:2018
Edition 2018-06

pH measurement - Technical buffer solutions, preferably for the calibration of technical measuring installations
Edition 2012-08

pH measurement - Measuring methods with potentiometric cells - Terms and definitions
Edition 2016-03

Plain bearings - Appearance and characterization of damage to metallic hydrodynamic bearings - Part 2: Cavitation erosion and its countermeasures (ISO 7146-2:2008)
Edition 2015-12

Measurement of vibration immission - Part 2: Measuring method
Edition 2005-06

pH measurement - Reference buffer solutions for the calibration of pH measuring equipment
Edition 2015-05

Road Vehicles - Portable Emission Measuring Systems (PEMS) - Performance Assessment; English version prEN 17507:2020
Edition 2020-09

Mechanical vibration - Rotor balancing - Part 23: Enclosures and other protective measures for the measuring station of balancing machines (ISO 21940-23:2012)
Edition 2012-09