Reversed-Phase Analytical HPLC Column, Acclaim 120, PA, 3um Analytical (3.0 x 100mm). Column Type: Reversed-Phase, for Use With: LC/MS, Diameter: 3mm, Particle Size: 3um, Temperature: less than 60Degree celsius, Pore Size: 120A, pH: 2 - 8, Stationary Phase: Acclaim PA.