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

pH-measurement - pH-measurement of aqueous solutions with pH sensors with pH glass electrodes and evaluation of measurement uncertainty
Edition 2025-12

pH-measurement - pH-measurement of aqueous solutions with pH measuring chains with pH glass electrodes and evaluation of measurement uncertainty
Edition 2021-10

Condition monitoring and diagnostics of machines - Thermography - General procedures (ISO 18434-1:2008, modified)
Edition 2015-12

Photocatalytic activity of surfaces - Determination of the photocatalytic deposition velocity of nitrogen monoxide at photocatalytically active surfaces
Edition 2018-01

Construction adhesives - Preparation of test pieces and handling of work pieces
Edition 2023-09

Application specific preparation of building material test specimens for determining their photocatalytic activity
Edition 2026-05

Application specific preparation of building material test specimens for determining their photocatalytic activity
Edition 2020-07

Non-destructive testing - Evaluation of testing data - Guideline to estimate the reliability of applications; Text in English
Edition 2025-10

Devices for the disinfection of water using ultraviolet radiation - Part 1: Devices equipped with UV low pressure lamps - Requirements and testing
Edition 2020-08