(840-070200) Thermo Nicolet MCT-A detector for 6700 and Nexus FTIR models

(840-070200) Thermo Nicolet MCT-A detector for 6700 and Nexus FTIR models.  High sensitivity detector, requires liquid nitrogen and provide 10X higher sensitivity than room temperature DTGS detectors.  For Thermo Nicolet FTIR models:  Nexus 470, Nexus 670, Nexus 870, Nicolet 4700, Nicolet 6700, and Nicolet 8700 FTIRs.  Rebuilt (pumped down) and fully tested.