Complete filter/storage system includes a polystyrene filter funnel joined by a color-coded polyethylene adapter to a removable high-temperature solder storage bottle. The adjustable, angled hose connector simplifies vacuum-line attachment and ensures stability. Membrane material and Pore size are printed on every unit for easy identification. Glass fiber pre-filters are included. Sterile caps for the easy-grip storage bottles are individually wrapped and designed to ensure a secure seal. Warning: this product is not approved or intended for, and should not be used for medical, clinical, surgical or other patient oriented applications. Ideal for filtering cell culture media, biological fluids, and aqueous solutions large membrane diameters (50, 70, and 90mm) and included glass pre-filters increase flow rates provided sterile and certified non-pyrogenic.