Filters and Filtration

Filters and Filtration

Devices and hardware for the filtration and analysis and purification of samples; includes complete kits, bottle-top filters, plates, storage bottles, stirred cells, membranes and papers, and other accessories in a range of sizes and materials.
Syringeless and Syringe Filters (1,123)
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Centrifugal Filter Devices (359)
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Microbiological Analysis Filters (91)
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Single Use Analytical Test Filter Units (2)

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1

Thermo Scientific™ Nalgene™ Rapid-Flow™ Sterile Disposable Filter Units with PES, CN, SFCA or Nylon Membranes
GREENER_CHOICE

Increase filtration efficiency. PES membranes and exclusive Rapid-Flow design provide fast flow rates and high throughput while defending against cell culture contamination.

Promotions are available
Disposable Yes
Type Filter Unit
No. per Pack 12
Fit for Purpose Sterile
Sterility Sterile
2

Thermo Scientific™ Nalgene™ Sterile Analytical Filter Units

Recover and grow microorganisms for QC testing and analysis of water, food and beverage, raw materials and finished product.

Promotions are available
Type Filter Unit
Material (Membrane) Cellulose Nitrate
No. per Case 72
No. per Pack 12
Diameter (Metric) Membrane 47 mm
3

Fisherbrand™ U.S. Standard Stainless Steel Test Sieves, 12 in. dia. × 3.25 in.D

Stainless steel. Aperture sizes from 5.00 in. opening to 500 mesh.

Includes Test sieve certificate
Height (Metric) 10.7cm
Type Full Height Test Sieve
Diameter (Metric) Outer 305mm
Diameter (English) Outer 12 in.
Mesh Material Stainless Steel
Material Stainless Steel
Certifications/Compliance ASTM E11, ISO 3310-1
For Use With (Application) Ideal for particle measurement in agricultural, bio industry, chemical, cosmetics, general industrial, fertilizer, foods, minerals, pharmaceuticals, Plastics and Metal products industries
Height (English) 4.25 in.
4

Cytiva Whatman™ PolyVENT™ Vessel Venting Filters

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

Pore Size 0.2 μm
Housing Material Polypropylene (PP)
Material (Membrane) PTFE
Certifications/Compliance Biosafe; all materials meet USP Class VI requirements; Manufactured in GMP-controlled cleanroom facilities
For Use With (Application) Sterile venting of filling, mixing, holding, autoclave, fermentation, shipping, and dispensing vessels; For isolation of incubators, autoclaves, lyophilizers, EtO sterilizers, and fermenters; For biotech, pharmaceutical and diagnostics, and food and beverage
Autoclavable Autoclavable
Max. Pressure 2 bar - forward direction (29 psi - forward direction)
5

MilliporeSigma™ MF-Millipore™ Membrane Filter, 0.025 μm

13 mm diameter, mixed cellulose esters (MCE) membrane, hydrophilic

Thickness (Metric) 105 µm
Pore Size 0.025 μm
Flow Rate 0.15 mL/min x cm2
Wettability Hydrophilic
Type Filter Membranes
Material Mixed Cellulose Esters (MCE) (Nitrate and Acetate)
Autoclavable Not Autoclavable
Sterility Non-sterile
6

Cytiva Whatman™ Polydisc HD Inline Filters

For in-line filtration and isolation of larger volume samples

7

MilliporeSigma™ Ultrafiltration Discs, 1 kDa NMW, Ultracel™ Regenerated Cellulose

1 kDa NMWL, Ultracel™ regenerated cellulose

Promotions are available
Filter Code PLAC
Housing Material Regenerated Cellulose (RC)
Material (Membrane) Regenerated Cellulose
Filter Type Ultrafiltration
For Use With (Application) Protein purification; protein concentration; protein desalting
8

Corning™ Disposable Sterile Bottle-Top Filters with 0.22μm Membrane
GREENER_CHOICE

Designed for use on glass or polystyrene media bottles with 33 and 45mm neck sizes. Corning™ Disposable Sterile Bottle-Top Filters are ideal for filtration of tissue culture media and components, biological fluids, other solutions.

Disposable Yes
Connectors Hose
Type Bottle Top Vacuum Filter
No. per Pack 1/Pk.
For Use With (Application) Ideal for filtration of tissue culture media and components, biological fluids, other solutions
Sterility Sterile
9

Eisco™ Glass Filtration Assembly

Glass Filtration Assembly for vacuum filtration of tissue culture media, biological fluids, HPCL and other aqueous solutions.

10

GVS Magna™ Nylon Membrane Filters

Plain white nylon membranes offer low extractables, high uniformity

Material Nylon
Hydrophobicity Hydrophilic
For Use With (Application) Permit use for aqueous filtration without wetting and organic solvent filtrations such as HPLC
Autoclavable Autoclavable
11

Fisherbrand™ Glass Fiber Circles

Faster flow, higher retention than cellulose filters

Flow Rate Fast
Temperature (English) Max. 932°F
Temperature (Metric) Max 500°C
Material Glass Fiber
Autoclavable Autoclavable
12

Fisherbrand™ General Filtration Membrane Filters

Useful for most filter applications

Material Mixed Cellulose Ester (Nitrate and Acetate)
For Use With (Application) For all analytical, ultracleaning, and sterilizing applications at temperatures below 75°C (167°F) – except those involving esters, ether-alcohols, ketones, nitroparaffins or strong acids and bases.
Autoclavable Autoclavable
13

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles - P8 Grade

Ideal for clarifying and removing particles of 20μm and larger, and in applications that do not require a low-ash or ashless paper.

Flow Rate Fast: 160mL/min.
Particle Retention 20 to 25μm
Format Circle
Quantity 100/Pk.
Grade P8
Material Cellulose
Porosity Coarse
Filtration Speed 55 sec.
For Use With (Application) Suitable for coarse and gelatinous precipitates. Retains Fe(OH)3, Al(OH)3, metallic sulfides, iron ores. For clarifying solutions, oils. For zinc analysis (Fe ppt removal). Size 19cm (09-804) widely used for sugar analysis.
14

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles and Sheets - P4 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

Flow Rate Slow: 25mL/min.
Particle Retention 4 to 8μm
Format Circle
Grade P4
Porosity Medium Fine
Filtration Speed 730 sec.
For Use With (Application) General purpose: slightly slower, more retentive than P5. Retains MgNH4PO4, silver sulfide, cadmium sulfide. In air monitors, collects particulates and chromic acid mist
15

Fisherbrand™ Qualitative Grade Plain Filter Paper Circles - P5 Grade

Ideal for clarifying and removing particles of 1μm and larger, and in applications that do not require a low-ash or ashless paper

Flow Rate Slow: 60mL/min.
Particle Retention 5 to 10μm
Format Circle
Quantity 100 Pack
Grade P5
Material Cellulose
Porosity Medium
Filtration Speed 230 sec.
For Use With (Application) General lab uses: clinical and spot testing, clarifying pharmaceuticals