"Ultra-High Inertness, High Durability. Shim-pack GIST C8 is packed with high-purity porous spherical silica for delivering the same extreme inertness to elute either basic or acidic compounds without undesired adsorption. Low retentivity and no sample adsorption
enable analysis of natural samples. Shim-pack GIST C8 is the ideal choice for the rapid analysis of hydrophobic compounds. Bonded Phase Octyl Group, Particle Size 2 ?m, 3 ?m, 5 ?m, Pore Size 10 nm, Surface Area 350 m2/g, Carbon Loading 8 %, End-capping Yes, pH Range 1 to 10, USP Code L7."