Characterization of sludges - Determination of Kjeldahl nitrogen; German version EN 13342:2000
Edition 2001-01

Characterization of sludges - Determination of trace elements and phosphorus - Aqua regia extraction methods; German version EN 13346:2000
Edition 2001-04

Characterization of sludges - Pre-treatment for the determination of extractable ammonia using 2 mol/l potassium chloride; German version EN 14671:2006
Edition 2006-09

Characterization of sludges - Determination of total phosphorus; German version EN 14672:2005
Edition 2005-10

Characterisation of sludges - Filtration properties - Part 1: Capillary suction time (CST); German version EN 14701-1:2006
Edition 2006-06

Characterisation of sludges - Filtration properties - Part 2: Determination of the specific resistance to filtration; German version EN 14701-2:2013
Edition 2013-07

Characterization of sludges - Filtration properties - Part 3: Determination of the compressibility; German version EN 14701-3:2006
Edition 2006-09

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

Characterisation of sludges - Settling properties - Part 1: Determination of settleability (Determination of the proportion of sludge volume and sludge volume index); German version EN 14702-1:2006
Edition 2006-06

Characterisation of sludges - Settling properties - Part 2: Determination of thickenability; German version EN 14702-2:2006
Edition 2006-06