응용 : Pharmaceutical and enviromental analsysis
장점 : C4 컬러보다 강한 pH stability, C8 컬럼과는 다른 selectivity

Particle size  :  5μ , 10μ (Ultra pure silica : No metal)            
Pore Size : 100Å                           pH stability : 1.5 - 10     
Surface area : 400㎡/g                    Carbon loading : 12.5%

Available Dimension : Capillary-LC(0.3mm ID) ~ Preparative(<50mm ID), Bulk media