DIN 38407-44 PDF

German standard methods for the examination of water, waste water and sludge – Jointly determinable substances (group F) – Part 44: Determination of selected heterocyclic aromatic hydrocarbons (NSO heterocycles) in water – Method using gas chromatography and mass spectrometry (GC/MS) after solid-phase extraction (SPE) (F 44)
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 02/01/2018