This instrument is an elemental carbon and sulfur analyzer from ERALY & Associés. The device has three analysis methods composed of Coulometry, Infra Red and Gravimetry. In coulometry method, the equipment has two versions, the vertical and horizontal mineralization system. While in the gravimetry method, the combination of Carbon and Hydrogen analysis occurs. It has versions of ASTM D 3178 and ASTM D 271.