10407314
Membrane Filtration, ME25/21 (Mixed Cellulose Ester), 50mm Dia, 0.45µm, White, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk

10407314
Membrane Filtration, ME25/21 (Mixed Cellulose Ester), 50mm Dia, 0.45µm, White, 3.1mm/ Black Grid, Sterile For Use with Whatman Membrane-Butler, 400/pk