German standard methods for examination of water, waste water and sludge - Anions (group D) - Part 9: Spectrometric determination of nitrate (D 9)
Edition 2011-09

German standard methods for the examination of water, waste water and sludge - Sludge and sediments (group S) - Part 18: Determination of adsorbed organically bound halogens in sludge and sediments (AOX) (S 18)
Edition 2019-06

Testing of ceramic raw and basic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 2: Determination of total boron, soluble boron compounds, HNO₃-soluble boron in B₄C, H₂O₂ soluble and insoluble fractions in amorphous boron and HF/HNO₃ insoluble fractions in titanium boride
Edition 2016-12

Testing of ceramic raw materials and ceramic materials - Chemical analysis of boron carbide, boron nitride, metal borides and elemental boron - Part 4: Determination of metallic main components and trace impurities
Edition 2023-08

Tests for geometrical properties of aggregates - Part 1: Determination of particle size distribution - Sieving method; German and English version prEN 933-1:2021
Edition 2021-07

German construction contract procedures (VOB) - Part C: General technical specifications in construction contracts (ATV) - Management of road safety measures at road works
Edition 2023-09

German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); determination of the amenability to anaerobic digestion (S 8)
Edition 1985-06

Pressure equipment - Part 7: Safety systems for unfired pressure equipment; German and English version prEN 764-7:2019
Edition 2019-10

Soil quality - Vocabulary (ISO/DIS 11074:2023); German and English version prEN ISO 11074:2023
Edition 2023-03

Application of cement mortar lining for cast iron pipes, steel pipes and fittings
Edition 1999-01