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Gas Chromatography

点击次数:859发布时间:2009/11/2 0:00:00

Gas Chromatography

更新日期:1900/1/1 0:00:00

所 在 地:Made in china

产品型号:7900

简单介绍:7900 GC is the latest model of gas chromatography developed by Techcomp, with compact design and outstanding performance

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7900 GC is the latest model of gas chromatography developed by Techcomp, with compact design and outstanding performance
7900 has 9-step temperature programming, with maximum heatng rate up to 39??C per second.
* Three injection ports and three detectors can be mounted at the same time.
* Large LCD screen display all operating conditions and detection signals.
* Gas path are controlled by valve with a series of ON/OFF valve switch to ensure safety and reliability.
* Built-in data acquisition board to control 7900 gas chromatography and perform data analysis by PC through RS232 interface.
* Gas pressure is controlled and regulated by the latest advanced technology to ensure accuracy down to 0.1psi
* Compared with convention gas chromatography, detector sensitivity has been enhanced to attain to the international standard
* Printed circuit board has adopted 4-layer surface-mounting technique to make 7900 more stable and reliable.
* 7900 can also provides its flexibility to interface with IR and Mass Spectrophotomete

Specification:
Oven:
Temp. range: Ambient + 5
°C ~ 399°C
Temp. stability: 0.5%
Programmed temp. repeatability: 2%
Heating rate: 39
°C /min (200°C)
20??C /min (
200°C)
Flame Ion Detector (FID)
Temp. range: Ambient + 5
°C ~ 399°C
Detection limit:
5*10-12 g/s
Noise:
5*10-14 A

Thermal Conductor Detector (TCD)
Temp. range: Ambient + 5°C ~ 350°C
Sensitivity: S
10000mv.ml/mg
Noise:
0.03mV
Electron Capture Detector (ECD)
Temp. range: Ambient + 5°C ~ 350°C
Detection limit: Mt
3*10-14g/s (BHC)
Noise:
0.015mV
Nitrogen Phosphorus Detector (NPD)
Detection limit: N: Mt
5*10-12g/s P: Mt 5*10-12g/s
Noise:
2*10-13 A
Flame Photometric Detector (FPD)
Detection limit:
1*10-10g/s (S); 1*10-11g/s (P)
Noise:
8*10-11 A

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联系人:ChenXin

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  • 企业类型:经销商
  • 注册资金:人民币万

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