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Glass Fiber Filters and Prefilters

Glass Fiber Filters and Prefilters

Glass filters and pre-filters for contamination analysis, liquid clarification, and collection of suspended solids; available in with or without binders and in a range of grades for fine particle filtration.
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1 – 15 of 230 results
1

Fisherbrand™ Glass Fiber Circles

Faster flow, higher retention than cellulose filters

EDGE
Flow Rate Fast
Temperature (English) Max. 932°F
Temperature (Metric) Max 500°C
Material Glass Fiber
Autoclavable Autoclavable
2

Fisherbrand™ Filters for TCLP

Binder-free, borosilicate glass fiber filters have 0.7 micron pore size

EDGE
Pore Size 0.7 μm
Material Borosilicate Glass Fiber
3

MilliporeSigma™ Glass Fiber Filters with Binder, 2 μm

For prefiltration and contamination analysis

EDGE
Pore Size 2 μm
Particle Retention 0.8 to 8 μm
Temperature (English) Max. 1022°F
Temperature (Metric) Max 550°C
Color White
Material Borosilicate Glass Microfiber
Hydrophobicity Hydrophilic
Sterility Sterile
Includes Binder resin
Wettability Hydrophilic
Type Filter Membranes
Filter Type Depth Filter
Surface Type Plain
Autoclavable Autoclavable
4

MilliporeSigma™ Glass Fiber Filters Without Binder

Choose from six grades of filters. Glass Fiber Filters without Binders are made of borosilicate microfiber glass. Available in multiple pore sizes and flow rates for a variety of filtration and analysis applications utilizing depth filters. Autoclavable.

EDGE
Pore Size 0.7 μm
Type Filter Membranes
Color White
Filter Type Depth Filter
Surface Type Plain
5

MilliporeSigma™ Reinforced Membrane Filters

Contain no asbestos or fiberglass; made from non-shedding materials.

EDGE
Pore Size 0.5 μm
Temperature (English) Max. 158°F
Temperature (Metric) Max 70°C
Color White
Material Polymers of Cellulose Ester
Hydrophobicity Hydrophilic
Sterility Sterile
Thickness (Metric) 200 μm
Wettability Hydrophilic
Type Filter Membranes
Thickness (English) 0.007 in.
Filter Type Screen Filter
Surface Type Plain
Autoclavable Autoclavable
6

Cytiva Whatman Grade 934-AH RTU Glass Microfiber Filters

Ready to use, Grade 934-AH RTU Glass Microfiber Filter Papers are the time-saving version of GE’s 934-AH glass microfiber filter papers, which are widely used for total suspended solids analysis.

EDGE
Particle Retention 1.5 μm
Quantity 100
Grade 934-AH RTU
Material Glass Microfiber
Autoclavable Not Autoclavable
Sterility Non-sterile
Waterflow Rate 341 mL/min
7

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.

EDGE
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
8

Cytiva Whatman™ Binder-Free Glass Microfiber Filters, Grade GF/B

Filters fine particles with high wet-strength and high loading capacity. Whatman™ Binder-Free Microfiber Filters, Grade GF/B are particularly useful for liquid clarification and liquid scintillation counting.

EDGE
Thickness (Metric) 675 μm
Flow Rate 5.5 sec./100mL
Particle Retention 1.0 μm
Type Filter
Temperature (English) Max. 932°F
Basis Weight 143 g/m2
Format Disc
Description GE’s Whatman brand Grade GF/B is a thick filter with fine particle filter and good loading capacity. GF/B filters are particularly useful for liquid clarification and liquid scintillation counting.
Thickness (English) 0.02 in.
Temperature (Metric) Max 500°C
Grade Grade GF/B
Material Borosilicate Glass
Waterflow Rate 81 mL/min
9

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.

EDGE
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
10

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.

EDGE
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
11

Cytiva Whatman™ Acid-Treated Low-Metal TCLP Filters

Binder free filters

EDGE
Thickness (Metric) 420 μm
Particle Retention 0.7 μm
Type TCLP Limits Test Filter
Shape Circle
Format Disc
Description GE’s Whatman TCLP test filters are acid-treated with low metal content. They support TCLP testing by providing accurate information about TCLP limits to ensure the best possible disposal plan can be put into action.
Material Borosilicate Glass
Waterflow Rate 60 mL/min
12

Cytiva Whatman™ 934-AH RTU Glass Microfiber Filters

Fast and convenient

EDGE
Thickness (Metric) 435 μm
Flow Rate 47 sec./100mL
Particle Retention 1.5 μm
Type RTU Filter for Total Suspended Solids Analysis
Temperature (English) Max. 1022°F
Description Our Whatman glass microfiber filter papers in grade 934-AH RTU have been pre-washed, dried (or ignited), cooled, desiccated and weighed, which eliminates the pre-treating steps that are otherwise required by the US EPA Laboratory Standard Method 2540 part
Thickness (English) 0.017 in.
Temperature (Metric) Max 550°C
Quantity 100 pieces
Grade 934-AH RTU
Material Borosilicate Glass
For Use With (Application) Monitoring of rivers, lakes and coastal waters
Waterflow Rate 341 mL/min
13

Cytiva Whatman™ Grade 934-AH RTU Glass Microfiber Filters, Ready to Use

Widely used for total suspended solids analysis.

EDGE
14

MilliporeSigma™ Glass Fiber Filters Without Binder, 1 μm

Hydrophilic Glass Fiber without Binder Resin filter

EDGE
Thickness (Metric) 700 μm
Wettability Hydrophilic
Type Filter Membranes
Temperature (Metric) Max 500°C
Color White
Grade APFB
Filter Type Depth Filter
Surface Type Plain
Autoclavable Autoclavable
Sterility Sterile
15

Cytiva Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Circles

Designed for analysis of non-filterable residue and materials that require a high loading capacity glass microfiber filter. Whatman™ Binder-Free Glass Microfiber Filters, Grade 934-AH Circles are also used in cell harvesting, liquid scintillation, and monitoring pollution.

EDGE
Particle Retention 1.5 μm
Temperature (English) Max. 932°F
Shape Circle
Description Whatman Grade 934-AH borosilicate glass microfiber filters from GE are smooth water quality filters with high retention efficiency. Grade 934-AH filters are often used in total suspended solids analysis.
Filtration Time 47 sec./100mL
Quantity 100 Pack
Grade Grade 934-AH
Material Borosilicate Glass
Thickness (Metric) 435 μm
Flow Rate 3.7 sec./100mL/in.2
Type Filter for Total Suspended Solids Analysis
Basis Weight 64 g/m2
Format Disc
Thickness (English) 0.017 in.
Surface Type Smooth
Waterflow Rate 341 mL/min