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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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16 – 30 of 371 results
16

MilliporeSigma™ Glass Fiber Filters with Binder, 1 μm
GSA_VA

For prefiltration and contamination analysis

Pore Size 1 μm
Particle Retention 0.2 to 0.6 μm
Temperature (English) Max. 1022°F
Airflow Rate 10.6 L/min/ cm2
Air Resistance 210 mm of H2O
Temperature (Metric) Max 550°C
Color White
Grade AP15
Material Borosilicate Glass Microfiber
Hydrophobicity Hydrophilic
For Use With (Application) Prefiltration and contamination analysis
Sterility Sterile
Thickness (Metric) 790 μm
Includes Binder resin
Flow Rate 1.6 mL/min/ cm2
Wettability Hydrophilic
Type Filter Membranes
Thickness (English) 0.031 in.
Protein Binding Capacity 100 μg/ cm2
Filter Type Depth Filter
Surface Type Plain
Autoclavable Autoclavable
17

MilliporeSigma™ Glass Fiber Filters Without Binder, 1 μm
GSA_VA

Hydrophilic Glass Fiber without Binder Resin filter

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
18

MilliporeSigma™ Quartz Fiber Membrane Filter Without Binder
GSA_VA

Hydrophilic quartz fiber filter

Temperature (English) Max. 1742°F
Airflow Rate 44.5 L/min/ cm2
Air Resistance 50 mm of H2O
Temperature (Metric) Max 950°C
Color White
Grade AQFA
Material Quartz Fiber
Hydrophobicity Hydrophilic
For Use With (Application) Perfect for measuring heavy metal concentrations and small amounts of particles
Sterility Sterile
Thickness (Metric) 430 μm
Flow Rate 1.6 mL/min/ cm2
Wettability Hydrophilic
Type Filter Membranes
Thickness (English) 0.016 in.
Filter Type Depth Filter
Surface Type Plain
Autoclavable Autoclavable
19
Promotions Available

Cytiva Whatman™ Glass Fiber Filter Papers - Grade 31

Offers fine particle retention and high flow rate, as well as good loading capacity

20
Promotions Available

Cytiva Whatman™ Glass Microfiber Prefilter, 1μm Particle Retention Rating

Multilayer graded density filters for rapid and efficient filtration of samples with high solids content. Whatman™ Glass Microfiber Prefilters are designed with a coarse glass filter top layer (10μm) meshed with a finer layer. The multigrade glass filter traps larger particles in its pores of the coarse layer, medium-sized particles in the interface meshing, and smaller particles in the interstices of the fine layer.

Thickness (Metric) 730 μm
Particle Retention >1 μm
Type Prefilter
Shape Circle
Format Disc
Description GE’s Whatman GMF 150 prefilters are multilayer graded density filters for rapid and efficient filtration of samples with high solids content.
Airflow Rate 3.1 sec./100 mL/1.56 cm2
Grade Grade GMF 150
Material Borosilicate Glass
For Use With (Application) Prefilter with high loading capacity and good flow rates.
Waterflow Rate 222 mL/min.
21
Promotions Available

Cytiva Whatman™ Grade GF/A Card-Mounted Filters

For use in static sample and personal air sampler applications. These aerosol sampling and particulate monitoring filters provide high flow rates and minimal sample interference.

22
Promotions Available

Cytiva™ Whatman™ Grade GF/F Glass Microfiber Filters, Binder-free

Binder-free borosilicate glass microfiber filter used for DNA purification, protein precipitation, and landfill leachate toxicity testing.

23

GVS Glass Prefilters

With or without binders

Material Borosilicate Glass Fiber
Autoclavable Autoclavable
Sterility Sterile
24

GVS Paper Filter

Air monitoring glass fiber

Format Disc
25

GVS PreSep™ 13 mm Glass Fiber Disc

Glass fiber is biologically inert, autoclavable and highly resistant to oxidizing agents and weak acids. Glass fiber can be used to extend the life of a final filter as a prefilter or they can be used alone for low cost sample clarification.

26
Promotions Available

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

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

Particle Retention 1.6 μm
Temperature (English) Max. 932°F
Shape Sheet
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
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 Sheet
Thickness (English) 0.01 in.
Waterflow Rate 143 mL/min
27
Promotions Available

Cytiva Whatman™ Binder-Free Glass Microfiber Prefiters, Grade GF/D Sheets

Functions as a prefilter when used with GF/B microfiber filters. Whatman™ Binder-Free Glass Microfiber Prefilters, Grade GF/D Sheets provide efficient membrane protection, especially during liquid scintillation counting.

28
Promotions Available

Cytiva Whatman™ 934-AH RTU Glass Microfiber Filters

Fast and convenient

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
30

MilliporeSigma™ Glass Fiber Filters Without Binder, 1.6 μm
GSA_VA

Hydrophilic Glass Fiber without Binder Resin filter