The multigas Sonimix 6000 C2 calibrator is designed to calibrate manually or by remote control up to 6 monitors installed in an air pollution monitoring station, for parameters such as SO2, HC, BTX, CO, NOx and O3. The Sonimix 6000 C2 includes Mass Flow Controllers, GPT, ozone and self re-generable zero air generator and is equipped with – an inlet for high concentration mixtures of diluted gases such as NO, NO2, SO2, CO, HC, BTX or mixtures of several compatible pollutants in the same cylinder.