Refurbished Shimadzu GCMS-QP2010 SE Single Quadrupole Gas Chromatograph Mass Spectrometer. Mass range: m/z 1.5 to 1,000. Measurable FWHM: 0.5 to 2.0 u. EI scan S/N: 1 pg octafluoronaphthalene m/z 272 S/N ≥ 600 (helium gas). High-speed scan rate: 10,000 u/sec. Please ask about complete details.