The manufacturer of the 400-MR NMR Spectrometer is Varian. Varian 400-MR NMR spectrometer complete with 400-MR console (p/n VA290795), Oxford shielded 400MHz magnet, pulsed field gradient amplifier and temperature controller, Varian 400 MHz autosw probe (13C 31P 15N 4NUC), and PC workstation.