Producer: CHROMATOTEC show products

Online chromatograph for the continuous analysis of BTEX (Benzene, Toluene, Ethylbenzene, Xylene) by use of the PID detection principle (photoionization detector) using nitrogen as carrier gas for measure at ppb and ppt concentrations in air, soil or water. Ideal BTEX analysis for up to 8 compounds for monitoring in urban and non-urban areas, defense perimeters in refineries, indoor and outdoor air control, industrial hygiene, among others:

  • Online chromatograph for continuous analysis of compounds including Benzene, Toluene, Xylene (Ortho, meta and para), Ethylbenzene, Cyclohexane, styrene and 1,3 Butadiene by FID detection principle
  • Detection limit of 0.01 ppb and detection range of 0-1000 ppb
  • Cycle time of 15, 20 or 30 minutes
  • PID lamps available from 8.3, 9.5,10.6 and 11.7 eV
  • Robust high resistance metal capillary column
  • Sample volume of 20-400 mL
  • Certification EN-14662 for Benzene monitoring and test report by the US EPA (United States Environmental Protection Agency)
  • Integrated computer with screen for data visualization, instrument configuration and parameters such as retention time, chromatogram area, mass profiles and / or concentration
  • VistaCHROM dedicated software in Windows-based internal computing hardware to record and view data, perform calculations, recalculate with obtained data, calibrate, export information and measurement configuration
  • Validation / automatic calibration by means of permeation tubes or gas cylinders
  • Analog outputs 4-20 mA or modBus output (Optional)
  • Optional accessories such as nitrogen generators, zero air, multiplexer for measuring several points with the same instrument among others.
  • Different certifications depending on model and configuration, including mCERT's, GOST, ASTM, TÜV and others


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