Analytical laboratory / Chemical analysis / Thermal desorption system-gas Chromatograph - mass spectometer (TD/GC/MS)
Markes Series 2 Unity
Supplier :
Model :
Purpose :
Gas chromatography (GC), is a common type of chromatography used in analytical chemistry for separating and analyzing the volatils organics compounds that was desorbed by TD.
CAPABILITY:
Unity 2 is a cryogen-free 2 stage manual thermal desorber for tagged or untagged tubes
Used for sampling, concentrating, extracting and analysing volatile and semi-volatile
Temperature range 35˚C to 425 ˚C in 1˚C increment
Desorption time 0 to 999 minutes settable in 0.1 min increment
Low temperature range -30 ˚C to 50 ˚C in 1˚C increment
Heating rate default setting 100 ˚C/sec
Alternate heating rate 1˚C/sec to 40 ˚C/sec
GC column oven accommodate HP5-MS 30m x 0.25 x 0.25µm
GC operating temperature range +4˚C to 450 ˚C
Temperature set point resolution 0.1 ˚C
Supports 20 oven ramps with 21 plateaus, negative ramps allowed
Maximum ramp rate 120 ˚C/min
Pressure range 0 to 100 psi
Pressure increment +/-0.001 psi
Pressure sensor accuracy ≤ +/-2% full scale
Flow sensor accuracy ≤ +/- 5% depending on carrier gas
220,460 spectra of 192,108 compounds with names and chemical structures as well as GC retention indices
Mass spectrometer have a solid inert ion source up to 350 ˚C
True Hyperbolic gold coated quadrupole
Maximum mass 1050 u
Scan rate up to 12,500 u/sec
