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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Fisherbrand™ Glass Fiber Circles

Faster flow, higher retention than cellulose filters

Pricing & Availability
Specifications

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

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.

Pricing & Availability
Specifications

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

MilliporeSigma™ Glass Fiber Filters with Binder, 1 μm

For prefiltration and contamination analysis

Pricing & Availability
Specifications

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

MilliporeSigma™ Glass Fiber Filters Without Binder, 1 μm

Hydrophilic Glass Fiber without Binder Resin filter

Pricing & Availability
Specifications

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

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.

Pricing & Availability

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.

Pricing & Availability
Specifications

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

Fisherbrand™ Filters for TCLP

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

Pricing & Availability
Specifications

Pore Size	0.7 μm
Material	Borosilicate Glass Fiber

MilliporeSigma™ Reinforced Membrane Filters

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

Pricing & Availability
Specifications

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

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.

Pricing & Availability
Specifications

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

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.

Pricing & Availability
Specifications

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

Sartorius MGC Grade Glass Microfiber Filters without Binder

Binder free MGC Grade Glass Microfiber Filters are suitable for analytical and gravimetric analyses. They are also used as prefilter.

Promotions are available

Pricing & Availability
Specifications

Thickness (Metric)	0.25 mm
Particle Retention	1.2 μm
Temperature (English) Max.	932°F to 1022°F
Format	Disc
Filtration Time	66 sec.
Air Resistance	51 mbar
Thickness (English)	0.009 in.
Temperature (Metric) Max	500°C to 550°C
Color	White
Grade	MGC
Material	Binder-free Glass Microfiber
Sterility	Non-sterile

GVS Glass Prefilters

With or without binders

Pricing & Availability
Specifications

Material	Borosilicate Glass Fiber
Autoclavable	Autoclavable
Sterility	Sterile

MilliporeSigma™ Glass Fiber Filters Without Binder, 1.2 μm

Hydrophilic Glass Fiber without Binder Resin filter

Pricing & Availability
Specifications

Wettability	Hydrophilic
Type	Filter Membranes
Temperature (Metric) Max	500°C
Color	White
Filter Type	Depth Filter
Surface Type	Plain
Autoclavable	Autoclavable
Sterility	Sterile

Sartorius Glass Fiber (GF) Pre-filters, No Binder

Use in gravimetric analyses and as a depth filter for sterile filtration. Sartorius Glass Fiber (GF) Pre-filters, No Binder are made of borosilicate glass microfibers and combine fast flow rates with high load capacity. Ideal for relatively clean solutions, as it retains very fine particles.

Promotions are available

Pricing & Availability

MilliporeSigma™ Glass Fiber Filters with Binder, 2 μm

For prefiltration and contamination analysis

Pricing & Availability
Specifications

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

Glass Fiber Filters and Prefilters

Glass Fiber Filters and Prefilters

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