Granville-Phillips® 835 Vacuum Quality Monitor System
The Granville-Phillips® Series 835 Vacuum Quality Monitor (VQM™) combines the highest performance gas analysis technology with intelligent functional design that transforms complex measurement into actionable information. The 835 VQM is the world's fastest, lowest power mass spectrometer with full data collection, spectral deconvolution, and data logging at 85 ms capture rates for the full 1-145 amu measurement range or 125 ms for 1-300 amu.