We are pleased to announce an official launch of the new product Carbonaceous Aerosol Speciation System, (CASS). It is a combined unit of TCA08 Total Carbon Analyzer and the AE33 Aethalometer and represents a revolutionary OC/EC Analyzer for determiantion of the Total Carbon (TC), the Elemental Carbon (EC), the Black Carbon (BC) and the Organic Carbon (OC) content of suspended aerosol particles in real-time.