GE Whatman* UniPrep* Syringeless Filters

UniPrep syringeless filters are preassembled filtration devices for removing particulates from samples. They replace syringe-coupled filtration devices with single, disposable units. UniPrep devices consist of a chamber and a filter-plunger. The design incorporates a prefilter and a membrane into the tip of the plunger. U.S. Patent Nos. 4,800,020, 4,832,850 and 4,897,193 property of Whatman Inc.

Prefilter Material: Glass fiber
Housing: Polypropylene (PP)
Filtration Area: 0.3 cm2
Capacity Min.: 1 ml
Capacity Max.: 5 ml
Sterilization: 121°C at 15 psi (1 bar) for 20 min
Image(s) are representative of the product group and not necessarily the individual product.

Glass microfiber
Pore Size (µm): 0.45
Filter Media: GMF

Nylon
Pore Size (µm): 0.2
Filter Media: NYL

Nylon
Pore Size (µm): 0.45
Filter Media: NYL

Polytetrafluoroethylene
Pore Size (µm): 0.2
Filter Media: PTFE

Polytetrafluoroethylene
Pore Size (µm): 0.45
Filter Media: PTFE

Polyvinylidene fluoride
Pore Size (µm): 0.2
Filter Media: PVDF

Polyvinylidene fluoride
Pore Size (µm): 0.45
Filter Media: PVDF