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)
水、废水和污泥检验的德国标准方法.单组分(P组).第8部分:用liqid色谱法(P 8)测定氮三乙酸(NTA)、亚乙基二硝基四乙酸(EDTA)和二乙烯三硝基五乙酸(DTPA)