Model TD-50-S&TD-B for applications of dual-channel GC injection (25*2). By using a dual cold trap structure, TD-B can achieve dual-channel GC sampling simutaneously for 50 sample tubes,which can greatly improve the efficiency of sample analysis.
TD-B&TD-50-S is an automatic two-stage Thermal Desorber .have the functions of automatic sample injection, sample focusing in trap, water removal from sample, automatic leak detection of the system, graphical touch-screen operation interface, and automatic scanning of sample tray. And it’s suitable for GC or GC-MS of different manufacturer.
The multistage thermoelectric cooler ensures that the cold trap focusing analytes more effectively. The heating rate of the cold trap can reach 100℃/s. the chromatographic peak is sharper with the instantaneous rapid trap heating
The unique Ferris-wheel rototable sample tray can horizontally hold 50 sample tubes which are convenient be to taken off or put in because of the unique design of buckle.
Desorption tube is full wrapped in heater which means fast and uniform heating of the tube so that the desorption process is more rapid and thorough.
The integrated gas path/control module integrates the gas pathway and the pneumatic valve and circuit, reduces the number of connectors, and makes the gas pathway have better gas tightness and convenient pipeline connection.
Heat-resistant membrane valve with zero dead-volume and extremely low leakage rate,ensures the integrity of the sample.
items | Parameter |
Tube capacity | 50 |
Tube Desoprtion Temp | Ambiment + 5 ℃-400 ℃, with accuracy ± 0.1 ℃ |
Trap Focusing Temp | -40 ℃ to Ambiment(Ambiment 25 ℃), with accuracy ± 0.1 ℃ |
Trap Desorption Temp | Ambiment + 5℃ -400 ℃ , increment 1 ℃, maximum heating rate: ≥100 ℃/s |
Transfer Line Temp | Maximum setting temperature : 240℃ , control accuracy ± 0.5 ℃ |
Tube specification | 6.35×89 mm |
Leak detection | Automatic leak test of every TD tube before desorption |
Water removal | Sample tube and focusing trap dry gas purging is optional |
Time parameter | 0 - 999.99min , control accuracy 0.01min |
Flow range | 0 - 100ml/min |
* the sample tube is designed to be placed horizontally to prevent the system pipeline from being polluted due to the looseness of the fillers in the tube
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