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Fisherbrand™ Disposable PES Bottle Top Filters

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.

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Specifications

Bottletop Filters

Disposable	Single-use
Type	Bottle Top Unit
Material (Membrane)	PES
Certifications/Compliance	Non-pyrogenic per USP Standard Lot-to-Lot
Sterility	Sterile

Fisherbrand™ Disposable PES Filter Units

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.

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Specifications

Filter Units

Disposable	Single-use
Binding Capacity	Low binding
Material (Membrane)	PES
Certifications/Compliance	Non-pyrogenic per USP Standard Lot-to-Lot
Sterility	Sterile

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

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

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Specifications

Filter Units

Disposable	Single-use
Type	Filter Unit
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.

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Specifications

Glass Fiber Filters and Prefilters

Thickness (Metric)	260 μm
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, Grade GF/A

Combines high loading capacity with fine particle retention. Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/A are ideal for gravimetric determination of airborne particulates, stack sampling and absorption methods of air pollution monitoring.

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Specifications

Glass Fiber Filters and Prefilters

Particle Retention	1.6 μm
Temperature (English) Max.	932°F
Shape	Circle
Description	GE’s Whatman Grade GF/A glass microfiber filters feature fine retention. GF/A filters are suitable for water quality parameter measurement and air filtration applications.
Temperature (Metric) Max	500°C
Quantity	100 Pieces
Grade	Grade GF/A
Material	Borosilicate Glass
For Use With (Application)	Used for high-efficiency general purpose laboratory filtration, including water pollution monitoring of effluents, for filtration of water, foodstuff analyses, protein filtration, and radioimmunoassay of weak β emitters.
Thickness (Metric)	260 μm
Flow Rate	13 sec./100mL
Type	Fine Retention Filter
Format	Disc
Thickness (English)	0.01 in.
Waterflow Rate	143 mL/min

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.

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Specifications

Filter Paper

Thickness (Metric)	180 μm
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™ 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.

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Specifications

Glass Fiber Filters and Prefilters

Particle Retention	0.7 μm
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

Sartorius Gridded Sterile Cellulose Nitrate Membrane Filters: 0.45μm

Ensure quality control in microbiological filtering. Sartorius Gridded Sterile Cellulose Nitrate Membrane Filters, 0.45μm are single-packed membranes with colored grids for colony counting, particle testing and microscopy. The 0.45μm pore size is made in accordance with ISO 7704. Choose from two diameters and quantities in a range of filter/grid color combinations.

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Specifications

Filtration Membrane Discs

Pore Size	0.45 μm
Disposable	Single-use
Format	Disc
Material (Membrane)	Cellulose Nitrate
Individually wrapped	Yes
Material	Cellulose Nitrate
Hydrophobicity	Hydrophilic
For Use With (Application)	For colony count; sterility testing; particle count; microscopy
Sterility	Sterile

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.

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Specifications

Glass Fiber Filters and Prefilters

Particle Retention	2.7 μm
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™ 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.

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Capsules and Inline Filters

Thermo Scientific™ Western Blotting Filter Paper, Extra Thick, 7 cm x 8.4 cm

Pre-cut cotton sheets for wet or semi-dry, passive or electrophoretic transfer of proteins from polyacrylamide gels to PVDF, nitrocellulose, or other membranes.

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Filter Paper

Sartorius Minisart™ NML Syringe Filters, Sterile

Provides fast and reliable filtration of small to medium volumes, complete with ready-to-connect filter units. Sartorius Minisart™ NML Syringe Filters, Sterile eliminate time consuming preparatory work, such as changing out the filter and cleaning the filtration system.

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Specifications

Syringeless and Syringe Filters

Disposable	Single-use
For Use With (Equipment)	Syringe
Diameter (Metric)	28 mm
Inlet Style	Female Luer Lock
Housing Material	Meta acrylate butadiene styrene polymerisate (MBS)
Volume (Metric)	200 mL
Sample Volume	1 to 200 mL
Filter Type	Syringe Filter
For Use With (Application)	Preparation of aqueous liquids
Hold up Volume (After Air Purge)	0.15 mL
Sterility	Sterile
Filtration Area	6.2 cm²

Cytiva Whatman™ Quantitative Filter Paper: Grade 40 Circles

Supports accurate analysis in applications sensitive to very low levels of background contamination. Whatman™ Quantitative Filter Paper: Grade 40 Circles are additionally useful in gravimetric analysis where ash content might affect weight measurements of combusted samples.

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Specifications

Filter Paper

Pore Size	8 μm
Particle Retention	8 μm
Airflow Rate	21 s/100 mL/in²
Quantity	100 Pk.
Grade	Grade 40
Material	Cotton Linters
Filtration Speed	ASTM, 75 seconds; Herzberg, 340 seconds
For Use With (Application)	Designed for gravimetric analysis and the preparation of samples for instrumental analysis.Gravimetric analysis for numerous components in cements, clays, iron, and steel products.As a primary filter for separating solid matter from aqueous extracts in
Thickness (Metric)	210 μm
Flow Rate	Medium
Type	Quantitative Filter Paper
Format	Disc
Filter Type	Ashless
Porosity	Medium

Cytiva Whatman™ Kjeldahl Analysis Weighing Paper, Grade B-2

Dissolves residue-free in acid solution, which is critical in applications such as Kjeldahl analysis of nitrogen in soil. Whatman Kjeldahl Analysis Weighing Paper, Grade B-2 is thin, lightweight, and low in nitrogen for accurate chemical analysis.

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Specifications

Filter Paper

Thickness (Metric)	0.04 mm
Format	Sheet
Quantity	500 Pk.
Grade	B-2
Material	Parchment Paper

Cytiva Whatman™ Qualitative Filter Paper: Grade 595 ½ Pleated Circles

Pleated to save time and achieve optimal fit in conical filter funnels. Whatman™ Qualitative Filter Paper: Grade 595 ½ Pleated Circles provide extra surface area to increase total loading capacity.

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Specifications

Filter Paper

Thickness (Metric)	150 μm
Pore Size	7 μm
Flow Rate	Medium fast
Particle Retention	7 μm
Quantity	100 Pk.
Grade	Grade 595 ½
Material	Cellulose
Filtration Speed	Approx. 80 s
For Use With (Application)	A prepleated filter used for many routine analytical applications in different industries (e.g., particle separation from food extracts or filtration of solids from digested environmental samples, e.g., for ICP/AAS analysis).

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Fisherbrand™ Disposable PES Bottle Top Filters Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

Fisherbrand™ Disposable PES Filter Units Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

Thermo Scientific™ Nalgene™ Rapid-Flow™ Sterile Disposable Filter Units with PES, CN, SFCA or Nylon Membranes Greener Choice ProductThis product offers one or more environmental benefits itemized in the U.S. FTC “Green Guides.”Learn More About the Greener Choice Program

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Fisherbrand™ Disposable PES Bottle Top Filters

Fisherbrand™ Disposable PES Filter Units

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