Procal design and manufacture continuous emissions monitors suitable for applications that come under the European Large Combustion Plant and Waste Incineration Directives. These monitors are also used on US EPA approved sites. Certified under MCERTS for the measurement of NO, SO2, CO, CO2, H2O, and providing information as required for compliance with EN14181, Procal can offer systems that integrate oxygen and dust analysers leading to final results that are corrected for oxygen and on a dry basis.