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F47B filtration funnel adopts membrane filtration method to retain the microorganisms on the membrane.

Its' base (membrane supporter) is sterilized and disposable to avoid the contamination from pump head.

Sterile package, EO pre-sterilized;

High optical clarity;

Seal is tight, no leakage;

Clear scale marks;

High flow rate filtration membrane with excellent retention ability;

Specially designed base to reduce the liquid remaining;

Specially designed notch for easier membrane transferring;

The base, funnel and membrane can be bought separately;

Contactless operation, don't need flame burn the pump head.

Diameter of base: ?47mm;

Pore size of membrane filter: 0.45μm recommended;

Funnel volume: 100mL /  250mL;

Material of Funnel: Polypropylene (PP)

Sample filtration and microorganisms retention in microbial limit test and bioburden test.