Polytube Dryer Series (PD-Series) gas dryers contain multiple Nafion tubes allowing for a higher volume of gas movement in a shorter sample path.
Polytube Dryer Series (PD-Series) gas dryers contain multiple Nafion tubes allowing for a higher volume of gas movement in a shorter sample path. The PD-Series offers our highest drying capacity. It is the ideal choice for both high and low flow gas drying applications.
Efficient Countercurrent Flow Design

The complete, ready to use biogas analyser to continuously measure CO2, CH4, H2S and O2 concentrations for Biogas (anaerobic digestion) plants, Cogeneration heat and…
The APCA-370 is a device for continuous CO2 monitoring in ambient air. It uses cross modulation type non-dispersive infrared (NDIR) absorption method.
The APHA-380 is an analyser for measuring hydrocarbon in ambient air and other background gases, for air quality control as well as for variety…
The PX-375 analyser employs automatic sampling, continuous on-line PM quantitative and qualitative analysis for rapid air pollution measurements.












