SRI GasLess GC
Built-in Air Compressor for Carrier Gas
CCD, HID, TID, DELCD Detectors

see Also
Educational TCD GC
#0310-1000
Educational FID GC
#0310-0004
Explosives GC with TID
#8610-1117

Unique GC System
from SRI

Gasless Educational Model GC NEW ! SRI 2001

Latest 104p Australian Catalog DJVu catalog 2001 PDF Catalog
This is configured on the ultra compact 310 chassis and includes:

  • Upgradeable model 310 GC chassis with Built-in quiet mini Air Compressor
  • Catalytic Combustion ( CCD ) Detector
  • Temperature Programmable 30-400deg-C column oven
  • Silica Gel or HayeSep packed column
  • Built-in single channel ( Model 203 ) PeakSimple Chromatography Data System

Convenient Gas-less configuration using internally generated air carrier gas
for situations where gas cylinders may be inconvenient; mobile GC Labs

The chromatogram above shows a 1ul injection of gasoline on a 60 meter .53mm capillary column programmed from
40 to 200 degrees C

The chromatogram above shows 1000ppm of acetone impurity separated from hexane using a 30 meter thick film non-polar .53mm capillary column at 70ºC

The chromatogram above shows a mixture of three alcohols separated on a Porapak packed column at 150ºC isothermal

x see SRI Catalog for better chromatograms

The Gas-less™ Educational GC Models are ideal for undergraduate chemistry classes where the principles of chromatography are demonstrated on the same equipment the students will encounter in industry.
All Gas-less Models include a built-in "whisper quiet air compressor" and a CCD detector which detects combustible (hydrocarbon) molecules only, but which can operate on air carrier gas from the internal air compressor.

    This configuration is ideal for teaching situations where compressed gas cylinders can not be used due to safety restrictions or budgetary limitations. Because the Gas-less GCs operate on their own infinite supply of room air, GC demonstrations can be performed in the classroom instead of the lab.

Unlike GC's which require helium carrier gas, with the ongoing cost of cylinder rental, storage, and gas consumption, operation of the Gas-less GC models is essentially free except for the minimal cost of electricity.

All SRI Gas-less GC's are equipped with the built-in Model 203 PeakSimple data system which provides powerful yet easy data acquisition and temperature programming for the column oven.
Two Gas-less Educational Models are available.
Both are identical except that the . . .

  • less expensive version does not include the fast cool-down fans and circuitry.
    On this model, the column oven will cool-down slowly unless the oven lid is manually raised.
  • The more expensive model with the fast cool-down fans will cool automatically at the end of the analysis from 250ºC to 50ºC in less than 5 minutes.

0310-1006 Gas-less Educational GC with fast cool-down
8610-1117 Gas-less Explosives GC TID Detection 0

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