This paper uses Fourier transform infrared spectrometer with OMNI sampler to distinguish fructus amomi from their confusable varieties, i.e.

• 为了直接准确地鉴别砂仁及其伪品的真伪,采用傅里叶变换红外光谱法直接测定砂仁及其伪品的红外光谱。