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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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1

Fisherbrand™ Filters for TCLP

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

Pore Size 0.7 μm
Material Borosilicate Glass Fiber
2

Fisherbrand™ Glass Fiber Circles

Faster flow, higher retention than cellulose filters

Flow Rate Fast
Temperature (English) Max. 932°F
Temperature (Metric) Max 500°C
Material Glass Fiber
Autoclavable Autoclavable
3

MilliporeSigma™ Filter Support Pads

Reinforce filters or use as spacers between filters. Filter Support Pads are available in absorbant cellulose pads to support filters in monitors or woven Dacron™ mesh spacers designed for use between filters. Available in diameters from 13mm to 124mm.

Particle Retention 0.2 to 0.6 μm
Temperature (English) Max. 220°F
Temperature (Metric) Max 105°C
Color White
Quantity 100Pack.
Grade AP10
Material Cellulose Fiber
Hydrophobicity Hydrophilic
For Use With (Application) Used as filter supports in Millipore™ monitors for contamination analysis for drying filters
Thickness (Metric) 0.8 to 1 mm
Flow Rate 5.8 mL/minx cm2
Wettability Hydrophilic
Thickness (English) 0.031 to 0.039 in.
Filter Type Depth Filter
Surface Type Plain
4

Sartorius Glass Fiber (GF) Pre-filters

Use as a depth filter for larger totally filterable volumes. Sartorius Glass Fiber (GF) Pre-filters are made of borosilicate glass microfibers and are ideal for use as a pre-filter in clarification and sterile filtration. Available in a range of filter disc diameters.

Particle Retention 2.6 μm
Temperature (English) Max. 428°F
Temperature (Metric) Max 220°C
Color White
Grade 13400
Material Borosilicate Glass Microfiber
Hydrophobicity Hydrophilic
For Use With (Application) Used as a depth prefilter high particle loading capacity
Sterility Non-sterile
Thickness (Metric) 550 μm
Flow Rate 295 to 381mL/min.
Format Disc
For Use With (Equipment) Filtration Systems
Autoclavable Autoclavable
5

Sartorius Extra Thick Glass Fiber (GF) Pre-filters

Glass fiber prefilters, depth pre filters, for larger totally filterable volumes in clarification and sterile filtration.

Type Glass Microfiber Filter
Temperature (English) Max. 932°F
Format Disc
For Use With (Equipment) Filtration Systems
Temperature (Metric) Max 500°C
Color White
Material Borosilicate Glass Microfiber
Filter Type Net Filter
Hydrophobicity Hydrophilic
For Use With (Application) Prefiltration of clean solutions such as tissue culture media
Autoclavable Autoclavable
Sterility Non-sterile
6

MilliporeSigma™ Glass Fiber Filters with Binder, 1 μm

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
8

MilliporeSigma™ Glass Fiber Filters Without Binder, 2.7 μm

Hydrophilic Glass Fiber without Binder Resin filter

Pore Size 2.7 μm
Particle Retention 2.7 μm
Temperature (English) Max. 932°F
Airflow Rate 139 L/min/ cm2
Air Resistance 16 mm of H2O
Temperature (Metric) Max 500°C
Color White
Grade APFD
Material Borosilicate Glass Microfiber
Hydrophobicity Hydrophilic
For Use With (Application) Use for clarifying suspensions containing particulates
Sterility Sterile
Thickness (Metric) 470 μm
Flow Rate 2.7 mL/min/ cm2
Wettability Hydrophilic
Type Filter Membranes
Thickness (English) 0.018 in.
Filter Type Depth Filter
Surface Type Plain
Autoclavable Autoclavable
9

MilliporeSigma™ Glass Fiber Filters Without Binder, 1.2 μm

Hydrophilic Glass Fiber without Binder Resin filter

Wettability Hydrophilic
Type Filter Membranes
Temperature (Metric) Max 500°C
Color White
Filter Type Depth Filter
Surface Type Plain
Autoclavable Autoclavable
Sterility Sterile
10

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.

Pore Size 0.7 μm
Type Filter Membranes
Color White
Filter Type Depth Filter
Surface Type Plain
11

MilliporeSigma™ Quartz Fiber Membrane Filter Without Binder

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
12

MilliporeSigma™ Glass Fiber Filters with Binder, 2 μm

For prefiltration and contamination analysis

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
13

Sartorius MGA Grade Glass Microfiber Filters w/o Binder

Binder free glass microfiber filters are suitable for analytical and gravimetric analyses. They are also used as prefilter.

Particle Retention 1.6 μm
Temperature (English) Max. 932°F
Filtration Time 40 sec.
Air Resistance 36mbar
Temperature (Metric) Max 500°C
Color White
Sample Volume 435 mL
Grade MGA
Material Borosilicate Glass Microfiber
For Use With (Application) Clarification of buffer and reagent solutions
Sterility Non-sterile
Thickness (Metric) 0.25 mm
Type Glass Microfiber Filter
Format Disc
For Use With (Equipment) Filtration Systems
Thickness (English) 0.009 in.
Filter Type Net Filter
14

MilliporeSigma™ Reinforced Membrane Filters

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

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
15

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.