Breakthrough time test & absorbed mass in VOCs of automotive filters
Gas mixer to generate rates of 10 to 100 ppm (NH3, NO2, SO2, Formaldehyde, Toluene, n-butane, 03) - Relative humidity control (50% @ 23°C and Patm) - Filter element holder - Sampling loop - NO, NO2, SO2 and NH3 analysis (IR, UV)