The Whatman® GD/XP Syringe Filters manufactured by Whatman feature a 2-layer polyproplyene prefilter. The filters are suitable for sample preparation of trace metal analysis thanks to the minimal ion extractables.
Specification
Material: Polypropylene membrane, polypropylene housing Sterility: Non-sterile Packaging: Pack of 150 ea Diam.: 25 mm Volume: ≤25 mL Pore size: 0.45 μm
Features
A prefilter stack of 2 polyproplyene filters with 20 μm and 5 μm pore size, respectively