Analytical Chemistry

Clark specializes in routine analysis and comprehensive investigative chemical testing for the steel and related industries. The Analytical Chemistry Lab ensures high quality performance through analytical expertise, documented test procedures, and stringent quality assurance standards.



Clark is currently accredited under ISO/IEC Guide 17025 standards. All testing is performed in accordance with ASTM, API or other approved applicable methods. Additionally, we have experience utilizing chemical techniques to develop new methods.

Clark routinely analyzes ferrous and nonferrous metals, metallic and organic coatings, process solutions, petroleum products, and surface cleanliness of steel. Other capabilities include analysis of raw materials and by-products such as steel additives, fluxes, ceramics, refractory, slag, lime, pellets, scrap, bag house dust, coal and coke, as well as other industrial materials for composition and/or contamination.

Testing Services Available
Inorganic Testing Services Alloy Analysis, OE/ICP Coal Ash, XRF Coating Composition, ICP Metal Fines on Sheet, ICP Metal Oxides, XRF/ICP Metallic Soaps on Sheet, ICP Metals, OE/ICP/AA Slag/Refractory/Ore/,XRF Surface Cleanliness Ion Chromatography C, S, O, N by Combustion Forms of Carbon, LECO Phase Identification, XRD Macro Etch Sulfur Print Silicon Carbide	Organic Testing Services BETX HPLC Oil Film Weight Total PCBs	Wet Chemistry Acidity Alkalinity Ammonia Forms of Sulfur Forms of Iron Loss on Ignition Moisture Determination Oil Film Weight, Iron Fines & Soaps Total Suspended Solids PCA Determination Percent Solids pH Reactivity Steel Coating Analysis Total Dissolved Solids Trace Chlorine	Specialty Testing NACE Tensile