Supply of Hplc Column And Membrane Filters, 5 Shim-Pack Gis C18 5 Micro Meter 10X250 Shim-Pack Gis C18 5 Micro Meter 4.6X250 Shim-Pack Gis C18 3 Micro Meter 4.6X150 Membrane Filters Rating 0.45 Micro Meter Dia 47 Mm Membrane Filters Rating 0.20 Micro Meter Dia 13 Mm