Cytiva Whatman™ HEPA-Vent Filter
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.
Cytiva Whatman™ Polycap Disposable Capsules, 36 AS
Provides highly effective filtration area in a small size. Whatman™ Polycap Disposable AS Capsules, AS 36 filters large volumes and difficult samples with ease.
Housing Material | Polypropylene (PP) |
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Material (Membrane) | Nylon |
For Use With (Application) | Filtration of aqueous solutions (such as cell culture media, serum enzymes and water) and removal of bacteria and debris. |
Max. Pressure | 4.1 bar (60 psi) |
Filtration Area | 400 cm2 |
Cytiva Whatman™ Three-piece Filter Funnel
Features quick and easy filtration. Whatman™ Three-piece Filter Funnels dismantle quickly for the insertion of a new filter. Funnels are available with a choice of three plates and come in several sizes.
Includes | Acrylic plate |
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Type | Filter Funnel |
Material | Polypropylene |
Cytiva Whatman™ Qualitative Filter Papers: Grade 2555½ Pleated Circles
Maintains flow rate with reduced contact between filter and funnel. Whatman™Grade 2555½ Pleated Circles are medium fast filter papers used for the filtration of the mash for the determination of the extract in malt and wort and for removing carbon dioxide from beer.
Thickness (Metric) | 170 μm |
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Particle Retention | 12 μm |
Type | Qualitative Filter Paper |
Format | Pre-pleated Circle |
Grade | Grade 2555 ½ |
Material | Cellulose |
Filtration Speed | Approx. 55 s |
For Use With (Application) | A medium fast filter paper used for the filtration of the mash for the determination of the extract in malt and wort and for removing carbon dioxide from beer. |
Thermo Scientific™ Nalgene™ Rapid-Flow™ Sterile Disposable Bottle Top Filters with PES, CN, SFCA or Nylon Membranes
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This product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”
Learn More About the Greener Choice Program
Achieve fast flow rates and high throughput for increased filtration efficiency with Nalgene Rapid-Flow sterile disposable bottle top filters.
Disposable | Single-use |
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Type | Bottle Top Filter |
No. per Case | 12 |
Material | Polystyrene |
Filter Type | Membrane Filter |
No. per Pack | 12 |
Fit for Purpose | Sterile |
Sterility | Sterile |
Cytiva Whatman™ 1573-1/2 Qualitative Filter Paper
Savings in time required to quadrant-fold circles to fit conical filter funnels in repetitive or multiple analyses
Cytiva Whatman™ Qualitative Filter Paper: Grade 113 Circles
Strengthened with chemically stable resin additive. Whatman™ Qualitative Filter Paper: Grade 113 Circles boast the fastest flow rate of the qualitative grades. Crepe surface promotes ultra high loading capacity.
Thickness (Metric) | 420 μm |
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Particle Retention | 30 μm |
Format | Disc |
Quantity | 100 Pk. |
Grade | Grade 113 |
Material | Cellulose |
Filtration Speed | 1.3 s/100 mL/in2 |
Cytiva Whatman™ Binder-Free Glass Microfiber Prefiters, Grade GF/D
Functions as a prefilter when used with GF/B microfiber filters. Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D provide efficient membrane protection, especially during liquid scintillation counting.
Particle Retention | 2.7 μm |
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Temperature (English) Max. | 932°F |
Shape | Circle |
Description | GE’s Whatman Grade GF/D fine membrane filters are thick and offer good loading capacity. GF/D can also function as a prefilter when used with GF/B, and it comes in many sizes to fit most filter holders. |
Temperature (Metric) Max | 500°C |
Grade | Grade GF/D |
Material | Borosilicate Glass |
Thickness (Metric) | 675 μm |
Flow Rate | 2.6 s/100mL/in2 |
Type | Prefilter |
Basis Weight | 121 g/m2 |
Format | Disc |
Thickness (English) | 0.02 in. |
Autoclavable | Autoclavable |
Waterflow Rate | 681 mL/min |
Cytiva Whatman™ Membrane Holder, glass reservoir
Vacuum-Type Glass Membrane Holder, glass reservoir, 47 mm, 300 ml volume, membrane filter accessories
Cytiva Whatman™ Qualitative Filter Paper: Grade 4 Circles
Filters and retains coarse particles for monitoring air pollution. Whatman™ Qualitative Filter Paper: Grade 4 Circles are used when high flow rates in air pollution monitoring are required and the collection of fine particles is not critical.
Thickness (Metric) | 210 μm |
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Pore Size | 20 to 25 μm |
Flow Rate | Fast |
Particle Retention | 25 μm |
Format | Disc |
Grade | Grade 4 |
Material | Cellulose |
Porosity | Medium |
Filtration Speed | 37 sec. |
Cytiva Whatman™ Polydisc TF In-line Filters
Versatile, reusable filters designed for large volume samples
Cytiva Whatman™ Quantitative Filter Paper: Grade 41 Circles
Use for quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates or for quantitative air pollution analysis. Whatman™ Quantitative Filter Paper: Grade 41 Circles are commonly used in preparing samples for metal analysis after nitric acid digestion.
Thickness (Metric) | 215 μm |
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Pore Size | 20 μm |
Flow Rate | Fast |
Particle Retention | 20 μm |
Type | Quantitative Filter Paper |
Format | Disc |
Quantity | 100 Pk. |
Material | Cotton Linters |
Porosity | Coarse |
Filtration Speed | ASTM, 12 seconds; Herzberg, 54 seconds |
Cytiva Whatman™ Polycap™ TC High-Capacity Capsules
Developed for safe, efficient filtration of critical biological and tissue culture solutions. Whatman™ Polycap™ TC High-Capacity Capsules include PES membranes for excellent flow rate and protein absorption characteristics.
Pore Size | 0.8/0.2 μm |
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Outlet Style | Stepped barb for 6 to 10mm tubing |
Housing Material | Polypropylene (PP) |
Material (Membrane) | PES |
For Use With (Application) | Suitable for pharmaceutical aqueous solutions, tissue culture media, reagent preparation, virus suspensions, particle counting solutions, cleaning and rinsing solutions. |
Sterility | Sterile |
Max. Pressure | 4.1 bar (60 psi) |
Cytiva Whatman™ Polycap Disposable Capsules: 36TC
Polycap TC filters for sterile filtration of biological and tissue culture aqueous solutions
Housing Material | Polypropylene (PP) |
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Material (Membrane) | PES |
Max. Pressure | 4.1 bar (60 psi) |
Cytiva Whatman™ Vacuum-Type Glass Membrane Holder
Produced from borosilicate glass and available with a choice of support screen. Whatman™ Vacuum-Type Glass Membrane Holder is suitable for aqueous and organic solvent filtration. The funnel seal ensures that the sample does not bypass the membrane and that particulates are retained on the surface of the membrane.
Material | Borosilicate Glass |
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