MAG-S process gas chromatograph for analysis of sulfur compounds in natural gas

This explosion-proof chromatograph is designed for on-line automatic measurement of the mass concentration of sulfur-containing compounds in combustible natural gas (CNG) in accordance with GOST R 53367-2009 with subsequent calculation of the total and mercaptan sulfur content.

MAG Brochure


  • Selective ECD detector;
  • Carrier gas - compressed air;
  • Detection limit - from 0.01 ppm (H2S);
  • Hydrocarbons do not affect the analysis;
  • Linear characteristic: calibration by 1 CGM;
  • Wide measurement range.

Metrological Performance

Measurement ranges and the values ​​of the relative expanded uncertainty of the measurement result of the mass concentration of sulfur-containing components in the analyzed sample correspond to GOST R 53367-2009 “Combustible natural gas. Determination of sulfur-containing components using chromatographic method”.

400 mm
481 mm

Option: can be manufactured in a laboratory based design.

Technical Characteristics

Options Model KC 50.360-000
Number of Analytical Channels 2
Type of Detector TCD
Thermostat Mode Isothermal, airless
Thermostat Temperature from +45 to +55 °C
Number of Flows up to 6 analyzed flows (including calibration mixture)
Analyzed Fluid gas
Carrier Gas Flow Rate air, to 25 ml / min
Time of Analyses no more than 20 minutes
Operation mode Automatic, controlled by internal PC with installed software
Display and Data Input 12 "LCD display and touch screen (optional)
Interfaces: Standard RS 232/485 (ModbusRTU), Ethernet (ModbusTCP), дискретные входы (NAMUR)
Interfaces: Option RS 232/485, 4-20 mA, digital outputs, optical Ethernet, GSM / GPRS
Supply Voltage 220, (50 ± 1) Hz
Power Consumption from 180 W (run-up time); from 80W (operation)
Explosion Safety 1Ex d IIB T4Gb or 1Ex d IIB + H2 T4 Gb
Ambient temp. environment -10 to +50°С
Weight, kg 40
Dimensions, LxWxH, mm 400х300х481 or 436х318х607