Filters and Filtration

Rely on Thermo Scientific™ Nalgene™ Membrane and Prefilter Disks to meet a wide range of laboratory filtration needs. Used in conjunction with either single use or reusable hardware and filter holders, filter disks offer you flexibility and choice to fit many applications.

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...

Fisherbrand™ Grade 115 Cellulose Very Slowly Filtering Qualitative Filter Paper are made of cellulose fibers.

Pyrex™ Filter Holder Support Base is a key component used in the assembly of the Pyrex™ 47 mm Membrane Filtration System.

Thermo Scientific™ Pierce Western Blotting Filter Papers are pre-cut cotton sheets for wet or semi-dry, passive or electrophoretic transfer of proteins from polyacrylamide gels (SDS-PAGE) to PVDF, nitrocellulose, or other membranes.

Used for fine precipitates such as magnesium ammonium phosphate and calcium oxalate.

A filter paper used in analytical works in laboratories with medium filtration velocity.

Used in analytical works in laboratories. Fisherbrand™ Grade 601 Cellulose General Purpose Filter Paper has medium filtration velocity.

Designed to handle up to 1000mL of liquid for analysis of particulate or microbiological contamination

Used for quantitative analysis.

Molecular sieves, 4 Å is used to absorb molecules as large as butane. It is utilized for the separation of natural gas, liquified petroleum gas (LPG) and alkenes. It finds application in the refining and purification of liquid and gases.

Designed for fast filtration of coarse precipitate. Whatman™ Grade 589/1 Quantitatve FIlter Paper Circles support tests such as cement fineness measurement in a standard Blaine test or determination of the ash content in foodstuffs.

Dense filter paper forr collecting and removing fine precipitates

The Witt filtration apparatus is used for solid-liquid filtration in which the filtrate is subsequently further processed.

Increase cell culture sample protection with Fisherbrand sterile disposable vacuum filter units with PES membranes. The polyethersulfone (PES) membranes have low extractables and low protein binding for use in sterile filtration and clarification of cell culture media and serum.