Operating environment temperature: 15~30℃, relative humidity: 40~80%.
1) Configuration requirements
One set of gas chromatograph main unit
Two sets of split/splitless injection ports
One set of FID detector
One set of liquid autosampler
One set of mass spectrometer detector
One set of original NIST spectral library
One set of retention time locked spectral library
One set of purge and trap main unit
One set of purge and trap autosampler
One set of original workstation software
1 set of computer printer
1 batch of installation tools, chromatographic columns, and other consumables
1 set of imported hydrogen generator
1 set of imported zero-grade air generator
2) Column oven
Temperature range: 4˚C to 450˚C above room temperature, temperature setting resolution: 1°C
Maximum temperature rise rate can be expanded to: ≥1000˚C/min
Temperature stability: When the ambient temperature changes by 1˚C, it is better than 0.01˚C
Expansion function: Features GC+GC function, dual column oven design
3) Split/splitless capillary column injection port
Offers four injection modes: split, splitless, pulsed split, and splitless
Quick-turn system, no need to disassemble screws for liner replacement
Pressure setting range: 0-150 psi or wider
Control accuracy: 0.001 psi
4) Automatic sampler
Automatic sampler sample position: ≥169 positions
Automatic sampling needle can adjust the sampling depth independently
Can implement rapid sampling, with a sampling speed of 0.1 sec
Automatic sampler has extended functions such as automatic dilution, pre-column derivatization, and heating
5) Flame ionization detector (FID)
Maximum operating temperature: 450°C, automatic flame detection, automatic ignition
Minimum detection limit: <1.4 pg carbon/sec
Linear dynamic range: >107
FID maximum acquisition rate: ≥500 Hz
6) Mass Spectrometer Detector
Fully Inert Ion-Independent EI Source
Ionization Energy: 5-240 eV or Higher
Maximum Mass Number: ≥1000amu
Sensitivity: 1pg OFN Full Scan S/N ≥1500:1 (1pg OFN, 30m Column 50-300amu Scan)
Mass Analyzer: Integrated Hyperbolic Quadrupole Analyzer
Mass Analyzer: Independent Temperature Control, Range 101-200°C, Software Can Set Different Temperatures
Detector: Electron Multiplier or Photomultiplier Tube Detector
Vacuum System: Molecular Turbopump with Pumping Speed Greater Than or Equal to 250 L/s
Scanning Modes: Full Scan, Selected Ion Monitoring, Automatic Synchronized Full Scan/Selected Ion Monitoring
7) Purge and Trap
Autosampler Capacity ≥100 Positions
The temperature of the trap is cooled from 225℃ to 35℃ in less than 90 seconds.
Electronic pressure monitoring: It features leak self-checking and overpressure monitoring functions. It also has a water removal mode: to remove the water that is purged out simultaneously with VOCs, preventing it from entering the gas chromatograph
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