Characterization of sludges - Filtration properties - Part 2: Determination of the specific resistance to filtration; German version EN 14701-2:2006— 19 стр.
Characterisation of sludges - Filtration properties - Part 2: Determination of the specific resistance to filtration; German version EN 14701-2:2013— 24 стр.
Characterization of sludges - Filtration properties - Part 4: Determination of the drainability of flocculated sludges; German version EN 14701-4:2010— 17 стр.