Explanation of the mathematical addition of working voltages, insulation between circuits and use of PELV in TC 34 standards (IEC TR 63139:2018)
Edition 2019-05

German standard methods for the examination of water, waste water and sludge - Parameters characterizing effects and substances (group H) - Part 46: Determination of purgeable organic carbon (POC) (H 46)
Edition 2012-12

Wood and wood-based products - Dosage of the total organic carbon (TOC) in wood and wood based products; German version EN 16718:2015
Edition 2016-02

Soil, waste, treated biowaste and sludge - Determination of total organic carbon (TOC) by dry combustion; German version EN 15936:2022
Edition 2022-09

Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO 20236:2018); German version EN ISO 20236:2021
Edition 2023-04

Temperature control devices and temperature limiters for heat generating systems; German version EN 14597:2012
Edition 2015-02

Solid recovered fuels - Methods for the determination of biomass content (ISO 21644:2021, Corrected version 2021-03); German version EN ISO 21644:2021
Edition 2021-07

Water quality - Determination of total organic carbon (TOC), dissolved organic carbon (DOC), total bound nitrogen (TNb) and dissolved bound nitrogen (DNb) after high temperature catalytic oxidative combustion (ISO/DIS 20236:2023); German and English version prEN ISO 20236:2023
Edition 2023-10

Gas cylinders - Vocabulary (ISO/DIS 10286:2024); German and English version prEN ISO 10286:2024
Edition 2024-05

Aerospace series - Modular and Open Avionics Architectures - Part 005: Software; German and English version EN 4660-005:2019, only on CD-ROM
Edition 2020-07