German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 32: Determination of iron by atomic absorption spectrometry (E 32)
Edition 2000-05

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 3: Determination of calcium and magnesium, complexometric method (E 3)
Edition 2002-03

German standard methods for the examination of water, waste water and sludge; parameters characterizing effects and substances (group H); determination of filterable matter and the residue on ignition (H 2)
Edition 1987-03

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of nickel by atomic absorption spectrometry (AAS) (E 11)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of cobalt by atomic absorption spectrometry (AAS) (E 24)
Edition 1993-03

German standard methods for the examination of water, waste water and sludge - Cations (group E) - Part 26: Determination of thallium by atomic absorption spectrometry (AAS) using electrothermal atomisation (E 26)
Edition 1997-07

Water quality - Guidance on sampling and processing of the pupal exuviae of Chironomidae (Order Diptera) for ecological assessment; German version EN 15196:2006
Edition 2006-10

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

German standard methods for the examination of water, waste water and sludge; cations (group E); determination of copper by atomic absorption spectrometry (AAS) (E 7)
Edition 1991-09

German standard methods for the examination of water, waste water and sludge; sludge and sediments (group S); detection of salmonellae in disinfected sewage sludge (S 13)
Edition 1992-03