Separopore® 4B-CL is crosslinked high gel strength bioagarose matrix for gel filtration and coupling of affinity ligands suitable for analytical and preparative protein purifications. Separopore® 4B-CL is a proven base matrix for coupling affinity ligands. Separopore® 4B-CL provides good separation over a wide molecular weight range. Larger volumes available at discounted prices (enquire).