Filters and Filtration

Filters and Filtration

Filters and filtration products are used for applications requiring filtration or purification of a variety of samples. Products include bottle-top filters, filter units, concentrators, and a wide range of other filtration devices and supplies.
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Boiling Point

Melting Point

Percent Purity

Sodium chloride crystal optic disc, 25mm x 4mm, polished both sides Thermo Scientific™

It has an optical transmittance of about 90% between 200 nm and 20 μm. So it is used in optical components (windows and prisms) operating in the infrared spectral range. This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio.

USA Standard Sieves, 140 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieves, 270 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 400 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieves, 18 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 20 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieves, 170 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 120 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 100 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve Accessory, Sieve Covers Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Molecular sieves, 3A, 1-2mm (0.04-0.08in) beads, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 3A is used as a desiccant in petroleum and chemical industries. It is useful for the drying of unsaturated hydrocarbons such as ethylene, propylene and butadiene. It is also used in the removal of water from ethanol.

Molecular sieves, 4A, 0.4-0.8mm (0.02-0.03in) beads, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 4A, 3-5mm (0.12-0.20in) beads are useful in general gas drying applications. This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.

Molecular sieves, 4A, 3-5mm (0.12-0.20in) beads, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 4A, 3-5mm (0.12-0.20in) beads are useful in general gas drying applications. This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.

Molecular sieves, 5A, 3-5mm (0.12-0.20in) beads, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 13X, 3-5mm (0.12-0.20in) beads are used for liquefied petroleum gas, natural gas drying, desulfurization, clean. It is used as an adsorbent for gases and liquids. It is used in chemistry laboratory for separating compounds and drying reaction starting materials.

Molecular sieves, 13X, powder, Thermo Scientific™ Thermo Scientific™

They are used as catalyze carrier, co adsorption of CO2 and H2O and H2O, H2O and H2S, as desiccant for medical and air compressor systems. They are normally used in gas phase and liquid phase applications.

Molecular sieves 3A, 4 to 8 mesh, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves 13X, 4 to 8 mesh, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves, 13X, 1.6-2.5mm (0.063-0.098in) beads, Thermo Scientific™ Thermo Scientific™

They are used as catalyze carrier, co adsorption of CO2 and H2O and H2O, H2O and H2S, as desiccant for medical and air compressor systems. They are normally used in gas phase and liquid phase applications.

Filtration Hardware, Accessories, and Spare Parts Thermo Scientific™

Designed for use in a wide range of applications, Thermo Scientific™ Nalgene™ filtration hardware and accessories can be used in conjunction with our various lines of filtration devices.

Molecular sieves 3A, 8 to 12 mesh, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves 4A, 8 to 12 mesh, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves, 4A with indicator, -8+12 (ca 2mm) beads, Thermo Scientific™ Thermo Scientific™

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

Molecular sieves, 5A, 3-4mm (0.12-0.16in) dia. pellets, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 5A, 3-4mm (0.12-0.16in) dia. Pellets is used as an sorbent. This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand.

USA Standard Sieves, 10 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 200 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Sieve Pans, polished brass, 1in deep Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Molecular sieves, 13X, 3-4mm (0.12-0.16in) dia. pellets, Thermo Scientific™ Thermo Scientific™

Some of the major applications include commercial gas drying, air plantfeed purification (simultaneous H2O and CO2 removal) and liquid hydrocarbon/natural gas sweetening (H2S and mercaptan removal). This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio.

Molecular sieves, 4A, 1-2mm (0.04-0.08in) dia. pellets, Thermo Scientific™ Thermo Scientific™

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.

Molecular sieves 4A, pellets, 3.2mm diameter, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves, 3A, powder, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 3A is used as a desiccant in petroleum and chemical industries. It is useful for drying unsaturated hydrocarbons such as ethylene, propylene and butadiene. It is also used in the removal of water from ethanol.

Western Blotting Filter Papers, 0.83 mm thick, 8 x 10.5 cm Thermo Scientific™

Pierce Western Blotting Filter Papers, 0.83-mm thick, 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.

Western Blotting Filter Paper, Extra Thick, 8.5 cm x 9 cm Thermo Scientific™

Pierce Western Blotting Filter Papers, 2.5-mm thick, 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.

Pierce™ Protein Concentrators PES, 50K MWCO, 20–100 mL Thermo Scientific™

Thermo Scientific Pierce Protein Concentrators PES are disposable ultrafiltration centrifugal devices with a polyethersulfone (PES) membrane for concentration, desalting, and buffer exchange of biological samples.

Western Blotting Filter Paper, Extra Thick, 20 cm x 20 cm Thermo Scientific™

Pierce Western Blotting Filter Papers, 2.5-mm thick, 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.

Molecular sieves 5A, powder <50 micron, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves 3A, powder <50 micron, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Molecular sieves 4A, powder <50 micron, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Acros Organics product portfolio. Some documentation and label information may refer to the legacy brand. The original Acros Organics product / item code or SKU reference has not changed as a part of the brand transition to Thermo...

Pierce™ Protein Concentrators PES, 50K MWCO, 5–20 mL Thermo Scientific™

Thermo Scientific Pierce Protein Concentrators PES are disposable ultrafiltration centrifugal devices with a polyethersulfone (PES) membrane for concentration, desalting, and buffer exchange of biological samples.

3M Harvest RC Chromatographic Clarifier Capsules Thermo Scientific™

Thermo Fisher Scientific is an authorized reseller of the 3M Harvest RC Chromatographic Clarifier, which is a harvest and clarification system for Chinese hamster ovary (CHO)-derived cell cultures. By employing synthetic fibrous AEX chromatographic clarification media, the 3M Harvest RC clarifier...

Nalgene™ Membrane and Prefilter Disks Thermo Scientific™

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™ Vent Filters and 50mm Capsules Thermo Scientific™

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...

USA Standard Sieve, 635 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 12 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 850 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

PTFE sheet, 0.81mm (0.031in) thick Thermo Scientific™

PTFE sheet is used for the manufacture of high-temperature seals, insulators and bearings used in semiconductor, aerospace and chemical processing industries. This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio.

Tetrahydrofuran, anhydrous, 99.8+%, BHT-free, over molecular sieves, packaged under Argon in resealable ChemSeal bottles, Thermo Scientific™ Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 60 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 45 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 325 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 80 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieves, 50 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieves, 230 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Molecular sieves, 3A, 3-4mm (0.12-0.16in) dia. pellets, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 3A is used as desiccant in petroleum and chemical industries. It is useful for the drying of unsaturated hydrocarbons such as ethylene, propylene and butadiene. It is also used in the removal of water from ethanol.

USA Standard Sieve, 500 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

USA Standard Sieve, 40 Mesh Thermo Scientific™

This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific.

Molecular sieves, 3A, 2-5mm (0.08-0.20in) beads, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 3A is used as a desiccant in petroleum and chemical industries. It is useful for the drying of unsaturated hydrocarbons such as ethylene, propylene and butadiene. It is also used in the removal of water from ethanol.

Molecular sieves, 13X, 3-5mm (0.12-0.20in) beads, Thermo Scientific™ Thermo Scientific™

Molecular sieves, 13X, 3-5mm (0.12-0.20in) beads are used for liquefied petroleum gas, natural gas drying, desulfurization, clean. It is used as an adsorbent for gases and liquids. It is used in chemistry laboratory for separating compounds and drying reaction starting materials.

Molecular sieves, 4A, -8+12 (ca 2mm) beads, Thermo Scientific™ Thermo Scientific™

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.

Molecular sieves, 4A, powder, Thermo Scientific™ Thermo Scientific™

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.

Western Blotting Filter Paper, 0.83 mm thick, 8 x 13.5 cm Thermo Scientific™

Pierce Western Blotting Filter Papers, 0.83-mm thick, 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. The 8 x 13.
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