Cytiva Whatman Puradisc Pes Syringe Filters: Nonsterile, Pore Size: 0.2 Um, Quantity: 1000/pk., Volume: Up To 100 Ml, Material: Pes, Diameter: 25 Mm, Dimensions: 22.9 X 28.4 Mm, Filtration Area: 4.2 Cm2, For Use With: For Aqueous Or Solvent-based Sol