Filtration Filter paper Whatman filter paper Fibreglass filter papers Whatman

Fibreglass filter papers Whatman

• Made from 100% borosilicate glass
• Chemically inert
• Completely free of binders
• In-depth filtering
• High flow
• High loading capacity
• Retention of particles less than one micron
• Resists temperatures up to 500 °C
• Ideal material for hot gas filtration or gravimetric analysis of volatile materials from combustion
• Fine capillary structure with high water absorption, suitable for spot tests or liquid scintillation counting methods

Source : GE Life Sciences

Variants and accessories

Grade GF/A

Grade GF/B

Grade GF/C

Grade GF/D

Grade GF/F

Grade GMF 150 (1 µm)

Grade QM-A

Grade 934-AH

Characteristics and applications GF/A:
• Standard use filter
• Filtration of suspended solids in water
• Aqueous suspensions of particles, algal cultures of bacteria
• Atmospheric monitoring

Characteristics and applications GF/B:
• Thicker than the GF/A, increased load capacity and solidity

Characteristics and applications GF/C:
• Recommended in standard processes for the dosing of suspended solids in water.
• Filtration of bacterial cultures
• Collection of cellular fractions
• Collection of protein precipitates for analysis followed by scintillation counting on filter
• Recovery of membrane fragments and analysis of the fixing of molecules on the membrane receptors
• Scintillation counting
• Binders analysis

Characteristics and applications GF/D:
• prefilter with a membrane for general use and high load capacity

Characteristics and applications GF/F:
• Excellent retention
• Ideal for the filtration of fine particles

GMF150: multi-layers for applications with heavily loaded liquids.

QM-A: ultrapure quartz microfiber filters, temperature resistant up to 500 °C

934-AH: used in total suspended solids analysis.

Characteristics and applications 934-AH:
• Glass microfibres, without binder, smooth surface
• Can withstand temperatures up to 550 °C
• For environmental analysis
• Air and water pollution monitoring
• Cell harvesting
• Liquid scintillation

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Specific terms
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