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Gas Chromatograph hal 4

GC-7820
 

Types of injectors : packed column injection, capillary tube injection, six-way valve 

gas injection, automatic sampler ; 

Number of detectors : 3 (maximum); FID , TCD , ECD , FPD and NPD optional ; 

Start sample injection : manual and automatic are optional; 

Communication interface : Ethernet: IEEE802.3 ; 


B.  Detector Specifications

1.  Hydrogen flame ionization detector (FID) 

Linear range : ≥106

Detection limit : ≤5×10-12 g/s(hexadecane/isooctane) 

Baseline noise : ≤ 0.05 P A 

Baseline drift : ≤1x10-13A/30min 



2.  Hydrogen Generator:

1. Mains supply voltage : 220v 50Hz

2. Maximum power : 150W; 180W

3. Ambient temperature : 0-40℃, relative humidity <85%.

4. Environmental conditions : without much dust and corrosive gas.

5. Gas purity : 99.999% (relative oxygen content)

6. Output flow : Type 300 0-300 m1/min; Type 500 0-500 m1/min

7. Output pressure : 0.4Mpa (if special pressure is required, notification should be 

given tofactory before leaving the factory to determine other things)


3.  Thermal Conductivity Detector (TCD) 

Baseline noise : ≤ 20 μV 

Linear range : ≥104

Baseline drift : ≤ 3 0μ V /30min 

Sensitivity : S≥ 10000 mV•ml/mg ( benzene/toluene ) ( With magnification of 1, 2, 

3, 4 times optional )


 


 
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