German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of total dry residue, filtrate dry residue and residue on ignition (H 1)
Edition 1987-01

Characterization of sludges - Filtration properties - Part 4: Determination of the drainability of flocculated sludge; German version EN 14701-4:2018
Edition 2019-12

Petroleum and natural gas industries - Field testing of drilling fluids - Part 1: Water-based fluids (ISO 10414-1:2008); German version EN ISO 10414-1:2008
Edition 2009-04

Pigments and extenders - Determination of water soluble sulfates, chlorides and nitrates with ion chromatography
Edition 1999-10

Treatment of water of swimming pools and baths - Part 5: Combinations of process using bromine as disinfectant, produced by ozonation of bromide-rich water
Edition 2021-04

Soil quality - Determination of thepotential cation exchange capacity and exchangeable cations using barium chloride solution buffered at pH = 8,1 (ISO 13536:1995)
Edition 1997-04

Domestic appliances used for drinking water treatment not connected to water supply - Jug water filter systems - Safety and performance requirements, labeling and information to be supplied; German version EN 17093:2018
Edition 2018-10

Treatment of water of swimming pools and baths - Part 2: Combinations of process with fixed bed filters and precoat filters
Edition 2023-06

Pigments - Strontium chromate pigments, requirements and test methods
Edition 1999-04

Testing of petroleum products - Determination of the content of asphaltenes - Precipitation with heptane
Edition 2000-11