Filters and Filtration

Filters and Filtration




















Filtered Search Results

MilliporeSigma™ EZ-Pak™ Membranes
Used for general microbiological analysis, EZ-Pak™ Membranes are sterile, ready-to-use membranes that eliminate contamination risk and save time.
Diameter (English) | 1.85 in. |
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Type | EZ-Pak™ Membrane |
Diameter (Metric) | 4.7 cm |
Material (Membrane) | MCE |
Surface Type | Grid |
Sterility | Sterile |
Fisherbrand™ Disposable PES Bottle Top Filters
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Increase sample protection with Fisherbrand Sterile Disposable Bottle Top Filters 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.
Disposable | Single-use |
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Type | Bottle Top Unit |
Material (Membrane) | PES |
Certifications/Compliance | Non-pyrogenic per USP Standard Lot-to-Lot |
Sterility | Sterile |
MilliporeSigma™ Stericup™ Quick Release-GP Sterile Vacuum Bottle Top Filtration Systems
The Stericup™ vacuum filtration system is the most efficient single-use, disposable Bottle Top Filter process for sterile media preparation. It combines a Steritop™ filter unit with a receiver flask for processing and storing volumes from 150 mL to 1000 mL in a single, ready-to-use format.
Pore Size | 0.22 μm |
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Disposable | Single-use |
Type | Bottle Top Filter |
Color | Clear with blue adapter |
Diameter (Metric) Filter | 73 mm |
For Use With (Application) | Sterile filtration |
Sterility | Sterile |
Thermo Scientific™ Nalgene™ Rapid-Flow™ Sterile Disposable Bottle Top Filters with PES, CN, SFCA or Nylon Membranes
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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Offers one or more environmental benefits itemized in the U.S. FTC Green Guides.
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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™ Binder-Free Glass Microfiber Filters, Grade GF/C
Combines fine particle retention with good flow rate. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/C are ideal for the collection of suspended solids in potable water, natural and industrial wastes.
Thickness (Metric) | 260 μm |
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Flow Rate | 10.5 sec./100 mL |
Particle Retention | 1.2 μm |
Temperature (English) Max. | 932°F |
Basis Weight | 53 g/m2 |
Shape | Circle |
Format | Disc |
Description | GE’s Whatman filter paper Grade GF/C glass filters offer a good flow rate and loading capacity that support total suspended solids analysis. |
Thickness (English) | 0.01 in. |
Temperature (Metric) Max | 500°C |
Grade | Grade GF/C |
Material | Borosilicate Glass |
Waterflow Rate | 105 mL/min |
Cytiva Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles
Served as the basis filter for EPA standard for the toxicity characteristic leaching procedure. Whatman™ Binder-Free Glass Microfiber Filters GF/F Circles offers an extremely high loading capacity and flow rate.
Particle Retention | 0.7 μm |
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Temperature (English) Max. | 932°F |
Shape | Circle |
Description | Whatman Grade GF/F filter from Cytiva's business is manufactured from pure borosilicate glass. GF/F offers very fine particle retention and good loading capacity and flow rate. |
Temperature (Metric) Max | 500°C |
Grade | Grade GF/F |
Material | Borosilicate Glass |
For Use With (Application) | Recommended for DNA binding and purification.Very effective in filtering finely precipitated proteins.Can be used in conjunction with GF/D as a prefilter for the successful clarification of extremely ‘difficult’ biochemical solutions and fluids and nucl |
Thickness (Metric) | 420 μm |
Flow Rate | 19 sec./100mL/in.2 |
Type | Filter for TCLP Test Use |
Format | Disc |
Thickness (English) | 0.016 in. |
Autoclavable | Autoclavable |
Waterflow Rate | 41 mL/min |
Thickness (Metric) | 125 μm |
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Pore Size | 0.45 μm |
Bubble Point | 22 psi |
Flow Rate | >2.6 mL/min x cm2 |
Wettability | Hydrophilic |
Type | Filter Membranes |
Color | White |
Material | PVDF |
Filter Type | Screen Filter |
Hydrophobicity | Hydrophilic |
Autoclavable | Not Autoclavable |
Sterility | Non-sterile |
MilliporeSigma™ Steritop™ Threaded Bottle Top Filters
The Stericup™ vacuum filtration system is the most efficient single-use, disposable Bottle Top Filter process for sterile media preparation. Combine this Steritop™ filter unit with a receiver flask (sold separately) for processing and storing volumes from 150 to 1000 mL in a single, ready-to-use format.
Pore Size | 0.22 μm |
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Outlet Fitting | 45 mm |
Material | Polystyrene |
Sterility | Sterile |
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. |
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Particle Retention | 20 to 25 μm |
Format | Disc |
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. |
Cytiva Whatman™ Quantitative Filter Paper: Grade 42 Circles
Filters and retains extremely small particles. Whatman™ Quantitative Filter Paper: Grade 42 Circles are suitable for processes that require ashing.
Thickness (Metric) | 200 μm |
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Pore Size | 2.5 μm |
Flow Rate | Slow |
Type | Quantitative Filter Paper |
Format | Disc |
Airflow Rate | 96 s/100 mL/in2 |
Quantity | 100 Pk. |
Grade | Grade 42 |
Material | Cotton Linters |
Filter Type | Ashless |
Porosity | Fine |
Filtration Speed | 1870 sec. |
For Use With (Application) | Designed for gravimetric analysis and the preparation of samples for instrumental analysis.For critical gravimetric analysis with the finest particle retention. |
Cytiva Whatman™ Qualitative Filter Paper: Grade 1 Circles
Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Circles are widely used standard grade filter papers for routine applications with medium retention and flow rates.
Thickness (Metric) | 180 μm |
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Flow Rate | 57mL/min. (water) |
Particle Retention | >11 μm |
Basis Weight | 87 g/m2 |
Format | Disc |
Airflow Rate | 13sec./100mL/sq. in. |
Grade | Grade 1 |
Material | Cellulose |
Porosity | Medium |
Filtration Speed | 150 sec. |
For Use With (Application) | A widely used standard grade filter paper for routine applications with medium retention and flow rate. It covers a wide range of laboratory applications and is frequently used for clarifying liquids. |
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 |
MilliporeSigma™ Classic Glass Filter Holder Kit, 47 mm
The Classic Glass Filter Holder is an essential tool for every research lab. The holder's multipurpose design is appropriate for a variety of applications and is available in three different support materials for compatibility with your specific application needs.
Disposable | Reusable |
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Height (Metric) | 22.9 cm |
Outlet Fitting | No. 8 perforated silicone stopper mounts in standard 1 L and 4 L filtering flasks |
For Use With (Equipment) | Millipore Classic Glass Filter Holder Kit |
Color | Transparent/Clear |
Autoclavable | Autoclavable |
Sterility | Non-sterile |
Height (English) | 9 in. |
Filtration Area | 9.6 cm2 |
MilliporeSigma™ Accessories for Classic Glass Filter Holder Kits, 47 mm
Accessory part for the Classic Glass Filter Holder Kits.
Disposable | Reusable |
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Type | Glass Base and Stopper |
Diameter (Metric)Top | 47 mm |
For Use With (Equipment) | Millipore Classic Glass Filter Holder Kit |
Color | Clear |