Examples of chromatographic separation material can include a bead material (e.g., cross-lined agarose or dextran beads, functionalized silica, polymer-coated silica, or porous silica particles, resins such as copolymers of styrene and divinylbenzen, and divinylbenzene and acrylic or methacrylic acid, metal and other materials) which may be derivatized, bound to or coated with a compound(s) that s