Column, LC, Shim-pack GIST Guard Column C18-AQ, 5um, 4.0x50

Excellent Retentivity of Highly Polar Compounds. Shim-pack GIST C18-AQ achieves strong retention of hydrophilic highly polar compounds compared to general C18 columns, while maintaining high inertness and durability in highly or 100% aqueous mobile phases. Shim-pack GIST C18-AQ is also able to reduce the absorption of basic and acidic compounds and achieve superior peak shapes in the analysis of metal complexes. Bonded Phase Octadecyl Groups, Particle Size 1.9 ?m, 3 ?m, 5 ?m, Pore Size 10 nm, Surface Area 350 m2/g, Carbon Loading 13 %, End-capping Yes, pH Range 1 to 10, USP Code L1.