NS-EN 16651:2015
肥料 N-(正丁基)硫代磷酸三酰胺(NBPT)和N-(正丙基)硫代磷酸三酰胺(NPPT)的测定 高效液相色谱法(HPLC)
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)