https://www.rosesci.com/rocker-pall-gn-6-metricel-membrane-disc-filter-grid-47mm-0-45-um-200-pk
ROCKER PALL, GN-6 Metricel Membrane Disc Filter, grid, 47mm, 0.45 um, 200/PK | SKU: 167100-52 |...
SKU: 167100-52, Glass Fiber filter paper has the characteristics of high flow rate and high dirt holding capacityIt is a hydrophilic membrane and can filter...