A near infrared spectrometry used for determining water content of tris-[1-(2-methyl)aziridinyl]phosphine oxide(MAPO) was investigated by means of standard addition method and multiple stoichiometry.

• 应用标准加入法及多种化学计量学方法研究了三-1-(2-甲基氮丙啶)氧化膦(MAPO)中水分含量的近红外光谱测定方法。