Column Dimension : 50mm L X 4.6mm ID Stationary Phase : SILICA USP Designation : L3 Particle size(µm) : 5 Pore Size(Å) : 5 Pore Size(Å) : 100 Surface area(m2/g) : 466 Pore volume(ml/g) : 1.1 Carbon Load(%) : N/A pH range :.