Product Description GC-MS-II Gas Chromatography Mass Spectrometry Features: Independent research and development of GC system with electronic flow and pressure control (EFC, EPC) Independent research and development and efficient filament, electron emission efficiency is high, the largest up to 350 mu Single quadrupole mass with pre quadrupole analyzer, effectively reduce the sample measurement process of quadrupole pollution; With high energy conversion with electron multiplier provides excellent sensitivity; Import of mechanical pump and molecular pump excellent vacuum system, ensure the high stability and reliability of the system; Equipped with a full range of vacuum gauge, real-time monitoring vacuum conditions; Perfect protection system to ensure that the instrument is abnormal condition of protection system of key parts, prolong the service life of the instrument; The advanced RF power digital compensation technology, can make all the quality within the scope of the mass spectrum peak to achieve high sensitivity and resolution GC Technical indicators: Injection port temperature:450 ºC, any temperature controlled Pressure control range: 0-100 psi, the control precision of 0.002 psi Pressure control mode: the electronic pressure control, support constant voltage and constant current Bypass mode: distributary and not split injection port, the largest tap - 1000:1 Column temperature box operating temperature: room temperature + 4 ºC ~ 450 ºC The oven heating rate: 120 ºC / min (oven) Temperature programmed heating platform: order 7 8 platform Automatic sampler: matching MS technical indicators: Ionization energy (EI) : 5 eV - 250 eV (adjustable) Quality range: 1.5-1000 amu Resolution: unit mass resolution Ion source temperature: 100-350 ºC Filament emission current: 0-350 ua Temperament interface temperature: 450 ºC Quality shaft stability: + / - 0.10 amu / 48 HRS Sensitivity: full scan, 1 pg eight fluorinated naphthalene (OFN) in the m/z 272 amu, Signal to noise ratio (S/N) or greater spake (RMS) Scan rate, maximum 10000 amu/s Company Profile FAQ