Membrane Filter Disc, Hydrophobic PTFE, 0.22µm Pore Size, 90mm Diameter, nonsterile, pk.50 Membrane Filter Disc, Hydrophobic PTFE, 0.22µm Pore Size, 90mm Diameter, nonsterile, pk.50
Membrane Filter Disc, Hydrophobic PTFE, 0.22µm Pore Size, 90mm Diameter, nonsterile, pk.50