These filters fit snugly in most standard vacuum flasks. There are preassembled and disposable options perfect for any number of applications.

Each filter funnel system filters up to 100 mL of sample, and comes standard with pre-inserted 47 mm 0.45 µm polyethersulfone (PES) filter. The funnel screws onto the 100 mL polypropylene digestion cups. Vacuum pressure may then be applied to the filte