Membrane Filter Disc, Hydrophobic PTFE, 0.22µm Pore Size, 142mm Diameter, nonsterile, pk.50 Membrane Filter Disc, Hydrophobic PTFE, 0.22µm Pore Size, 142mm Diameter, nonsterile, pk.50
Membrane Filter Disc, Hydrophobic PTFE, 0.22µm Pore Size, 142mm Diameter, nonsterile, pk.50