The GC-MS-9870Plus gas chromatography-mass spectrometer is a combination of GC and MS gas chromatography-mass spectrometry instruments, and is a comprehensive, highly sensitive, and stable GC/MS detection workstation. The GC-MS-9870Plus gas chromatography-mass spectrometer uses a single quadrupole GC/MSD to provide users with an economical and efficient universal solution, including the ability to handle the most challenging detection limit samples, high-precision all metal quadrupole, and dual filament design for highly sensitive ion sources.