Home :: HPLC Columns :: VDS optilab :: VDSpher PUR Series :: VDSpher PUR 100 Series :: VDSpher PUR 100 C18-E Series (monomeric bonding, liquid phase endcapping) :: VDSpher PUR 100 C18-E - 4µm :: VDSpher PUR 100 C18-E 4µm, 2.0 x 50mm, ea.