For over 30 years, UCT has led in delivering high-performance chromatography columns. Our Selectra UHPLC Columns are manufactured in an ISO 9001:2008 certified facility using ultra-pure, high-loading spherical silica. These columns are available in 1.8 µm, 3 µm, and 5 µm particle sizes to support critical separation phases. Designed for durability and consistency, the Selectra family meets strict QC standards, offering unmatched batch reproducibility. Choose Selectra for precision in analytical applications across pharma, forensics, environmental, and chemical labs.