Ambient air - Standard method for measurement of NO₃⁻, SO₄²⁻, Cl⁻, NH₄⁺, Na⁺, K⁺, Mg²⁺, Ca²⁺ in PM2,5 as deposited on filters; German version EN 16913:2017
Edition 2017-09

Ceramic tiles - Part 14: Determination of resistance to stains (ISO 10545-14:2015); German version EN ISO 10545-14:2015
Edition 2016-02

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

Water quality - Guidance standard for the routine sampling and preparation of benthic diatoms from rivers and lakes; German and English version prEN 13946:2024
Edition 2024-09

Water quality - Determination of pH (ISO 10523:2008); German version EN ISO 10523:2012
Edition 2012-04

Water quality - Radon-222 - Part 4: Test method using two-phase liquid scintillation counting (ISO 13164-4:2015); German version EN ISO 13164-4:2020
Edition 2020-12

Influence of metallic materials on water intended for human consumption - Dynamic rig test for assessment of surface coatings with nickel layers - Long-term test method; German version EN 16058:2012
Edition 2012-07

Foodstuffs - Determination of ochratoxin A in spices, liquorice, cocoa and cocoa products by IAC clean-up and HPLC-FLD; German version EN 17250:2020
Edition 2020-08

Chemicals used for treatment of water intended for human consumption - Sodium carbonate; German version EN 897:2012
Edition 2013-02

Chemicals used for treatment of water intended for human consumption - Sodium hydrogen carbonate; German version EN 898:2012
Edition 2013-02