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BTEX Analysis: 8 Compounds
8 compounds with 7 peaks: Benzene, Toluene, Ethylbenzene, M+P Xylene, O Xylene, Cyclohexane* and Styrene*
Additional VOCs (optional): Naphthalene, Phenol, 1.3-Butadiene
Detection Limit: Benzene < 20 ppt or 0.064 µg/m³
Standard Detection Range:
0.1 to 380 µg/m³ for Benzene
Standard ambient air monitoring: 0 to 50 µg/m³
Relative Standard Deviation (RSD):
< 0.3 % over 48 h (Retention Time – RT)
< 3 % over 48 h (Concentration – Conc.)
Supervisor / Data Management:
Full result storage (data and chromatogram)
Embedded computer, Windows® based with LCD display
128 GB SSD memory
4 USB ports
2 RS-232 ports
Display: 10’’ TFT Color LCD
MODBUS RTU / JBUS communication protocol
Cycle Time: 15, 20, or 30 min (A21022 BTEX Mcerts)
Gas Supply:
H₂ (FID and carrier gas): 30 mL/min (inlet 2 bar; 1/16’’ double ferrule)
Air (FID): 180 mL/min (inlet 3 bar; 1/8’’ double ferrule)
Sample supply (sample pump): 1/4’’ double ferrule
Pneumatic valve: 90 mL/commutation
Operating Temperature: Room with air conditioning: 10 to 35 °C
Power Supply:
Main: 230 V / 115 V or 50 / 60 Hz
Battery: 24 V (optional)
Electrical Consumption: Average: 150 VA; Peak: 360 VA
Dimensions and Weight:
Rack: 19’’ (5U)
Height: 222 mm
Width: 482 mm
Depth: 600 mm
Net Weight (analyzer): 22 kg
