The NEW SEALED WATERS HPLC Column Xbridge C18 5um 4.6x250mm Column is a high-quality chromatography column designed for various laboratory disciplines such as physical chemistry, medical research, and microbiology. Manufactured by Waters in Ireland, this unit is sealed to ensure the column's integrity and performance. With a 4.6x250mm size and 5um particle size, this column is ideal for separating and identifying various components in complex mixtures. Perfect for researchers and scientists in physical labs, medical labs, and microbiological labs, this HPLC column offers reliable results and accurate separations.