EN 16075-2011 肥料 尿素和含尿素肥料中氮(2-硝基)含磷三酰胺(2-NPT)的测定 高性能液相色谱法(HPLC)
Fertilizers - Determination of N-(2-nitrophenyl)phosphoric triamide (2-NPT) in urea and fertilizers containing urea - Method using high-performance liquid chromatography (HPLC)
This European Standard specifies a method for the determination of N-(2-nitrophenyl)phosphoric triamide (2-NPT) in urea or in fertilizers containing urea using high-performance liquid chromatography (HPLC).