Petroleum and natural gas industries - Completion fluids and materials - Part 6 : Procedure for measuring leakoff of completion fluids under dynamic conditions (ISO 13503-6:2014); English version EN ISO 13503-6:2014
Edition 2014-07

Chemical analysis of raw materials and refractory products containing silicon-carbide, silicon-nitride, silicon-oxynitride and sialon - Part 3: Determination of nitrogen, oxygen and metallic and oxidic constituents (ISO/DIS 21068-3:2023); German and English version prEN ISO 21068-3:2023
Edition 2023-07

Soil and waste - Determination of Chromium(VI) in solid material by alkaline digestion and ion chromatography with spectrometric detection (ISO/DIS 15192:2023); German and English version prEN ISO 15192:2023
Edition 2024-02

German standard methods for the examination of water, waste water and sludge - General information (group A) - Part 11: Sampling of waste water (A 11)
Edition 2009-02

Special cement - Part 10: Cement with low effective alkali content - Composition and requirements
Edition 2023-02

Plant biostimulants - Claims - Part 5: Determination of availability of confined nutrients in the soil or rhizosphere; German and English version prEN 17700-5:2023
Edition 2023-04

Rainwater harvesting systems - Part 100: Regulations in connection with DIN EN 16941-1
Edition 2022-07

Wastewater treatment plants - Principles for the design of structures and technical equipment - Part 2: Specific principles for the equipment for separating and thickening of solids (without facilities for separation and treatment of sand)
Edition 2017-09

Soil quality - Chemical laboratory tests - Part 10: Testing and evaluation of water for irrigation
Edition 2009-01

Water quality - Determination of adsorbable organically bound fluorine, chlorine, bromine and iodine (AOF, AOCl, AOBr, AOI) - Method using combustion and subsequent ion chromatographic measurement (ISO/DIS 18127:2024); German and English version prEN ISO 18127:2024
Edition 2024-08