EN 16651:2015
化肥.测定N(n.丁基)硫代磷酸三酰胺和N(n.丙基) 硫代磷酸三酰胺.使用高效液相色谱法
Fertilizers - Determination of N-(n-Butyl)thiophosphoric acid triamide (NBPT) and N-(n-Propyl)thiophosphoric acid triamide (NPPT) - Method using high-performance liquid chromatography (HPLC)