Capsules and Inline Filters

Nalgene™ 50mm inline filter with PTFE membrane provides an excellent barrier for sterile venting of benchtop fermentors, in-line gas filtration, or protecting vacuum pumps from moisture. It also gives the ability to filter aggressive chemicals, including acids and non-aqueous solvents, such as those...

Supports inline production of ultraclean liquids or gasses by pressure prefiltration

Helps to confine and isolate infectious materials in vacuum systems and protect the laboratory. Whatman™ Vacu-Guard Filter protects vacuum pump systems from solvent vapor or gaseous contaminants and aqueous aerosols.

Provides highly effective filtration area in a small size. Whatman™ Polycap Disposable AS Capsules, AS 36 filters large volumes and difficult samples with ease.

Protect larger columns and injections from harmful particulates

Flows in both directions with hydrophobic PTFE membrane. Whatman™ PolyVENT™ Vessel Venting Filters are integral filter products for sterile venting of vessels and tanks.

For use in scientific, research and industrial environments where high retention, dirt-holding capacity and flow rates are required

Strengthened glass filter media by dual lamination with a tough polyester monofilament. Whatman™ HEPA-Vent Filters are ideal for air and gas filtration applications where high retention, dirt-holding capacity and flow rates are required.

Economical in-line particulate filter maintains the cleanliness and proper operation of your vacuum pump. Welch™ PTFE Inline Filter protects your vacuum pump from fine particulates and aerosols to 0.2 microns.