Fourier Transform Infrared Spectrophotomete (FT-IR) Infrared Spectrometer Perkin Elmer 2000 Micro-Reflection Type Spectrometer JASCO 460Plus, IRT-30-16 Probe Type Spectrometer ASI React IR 4100F-GU (transportable) Microscopic/Contact Type Spectrometer Sensor Technology Illuminat IR