German standard methods for the examination of water, waste water and sludge - Single components (group P) - Part 8: Determination of nitrilotriacetic acid (NTA), ethylenedinitrilotetraacetic acid (EDTA) and diethylenetrinitrilopentaacetic acid (DTPA) by liqid chromatography (P 8)
Deutsches Institut Fur Normung E.V. (German National Standard) , 09/01/2000
