LECO Information

Our story began in 1936 with the world's first rapid carbon determinator, transforming the American iron and steel industry with fast, reliable results. For 85 years, LECO has been a trusted global leader in analytical instrumentation. Today, that same innovative spirit drives our complete portfolio of solutions, which has led to global recognition of expertise in elemental analysis, mass spectrometry and metallography and optical equipment. Our instruments solve complex challenges across a range of applications: Metals & Materials Science: Precise elemental and thermal analysis for metals, ceramics, and advanced materials. Protein Analysis: Rapid, accurate protein analysis for nutritional labeling and quality control. Petrochemical: Characterize complex hydrocarbon mixtures and monitor elemental content with mass spectrometry and elemental analysis. Battery Materials: Measure carbon/sulfur and graphite content to support performance, safety, and quality control in advanced energy storage technologies. Food Safety: Comprehensive screening for contaminants like MOSH/MOAH, pesticide residues, and other unknown threats to ensure product integrity and regulatory compliance. Flavor & Aroma: High-resolution separation and identification of volatile/semi-volatile compounds for authenticity and sensory profiling. Agriculture: Quantify key soil indicators like Total Organic Carbon (TOC) to support sustainable farming. Environmental: Detect trace microplastics and PFAS in soil and water. Life Sciences: Non-targeted metabolomics research powered by high-resolution mass spectrometry for deeper biological insights. With in-house manufacturing, every LECO product meets strict standards for quality and precision. Our network of 25 subsidiaries and distributors allows us to sell in over 75 countries, ensuring you receive unmatched local support, service, and application expertise. Discover how our solutions help your lab achieve accurate, efficient, and reliable results.