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Whatman Grade GF/F Glass Microfiber Filters, Binder Free, GE Healthcare


1825-293 1825-150 1825-042 1825-142 1825-021 1825-110 1825-055 1825-024 1825-090 1825-070 1825-915 1825-047 1825-025 1825-037 1825-125 1825-257 1825-015
Whatman Grade GF/F high flow filter from GE Healthcare’s Life Sciences business is manufactured from pure borosilicate glass. GF/F offers an extremely high loading capacity and flow rate.

  • High loading capacity
  • 0.7 µm nominal particle retention
  • Medium filtration speed
  • Served as the basis filter for EPA standard for the toxicity characteristic leaching procedure

GE’s Whatman brand glass microfiber filters provide reliable results in a variety of critical filtration procedures

When the U.S. Environmental Protection Agency (EPA) Toxicity Characteristic Leaching Procedure 1311 was developed, it recommended using the Whatman Grade GF/F filter. Grade GF/F remains a popular and prominent component for measuring landfill leachate composition with a TCLP test. Other applications include: DNA binding and purification; Filtering finely precipitated proteins; Filtering biochemical solutions, fluids, and nucleic acids.


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Description Size Material Dimensions Binder Type Supplier No. Catalog Number Unit List Price Quantity
Grade GF/F Filter for TCLP Test Use, 25 mm circle 100 Pieces Borosilicate glass 25 mm Binder-free Circles 1825-025 1825-025 Pack of 100 Retrieving
Grade GF/F Filter for TCLP Test Use, 42.5 mm circle 100 Pieces Borosilicate glass 42.5 mm Binder-free Circles 1825-042 1825-042 Pack of 100 Retrieving
Grade GF/F Filter for TCLP Test Use, 47 mm circle 100 Pieces Borosilicate glass 47 mm Binder-free Circles 1825-047 1825-047 Pack of 100 Retrieving


Filtration Speed Medium; 325 s (Herzberg)
Airflow Rate 19 s/100 ml/in²
Basis Weight 75 g/m²
Max. Operating Temperature 550 °C
Typical Thickness 420 µm
Particle Retention in Liquid 0.7 µm
Typical Water Flow Rate 41 ml/min
Flow Rate Medium
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Prices shown are current at time of publication. Where changes have occurred, prices prevailing at the time of shipment will apply. Prices are subject to change without notice.

Our sales and customer service departments welcome quotations for laboratory set-ups and multiple-unit orders. Your inquiries are welcome and appreciated.

Payment Terms:
Payment terms are Net 30 Days on approved credit, F.O.B. warehouse or point of manufacture. Shipping charges are prepaid and added to the invoice. C.O.D. orders will be charged a $10.00 handling fee plus shipping charges. AMEX, MasterCard, and Visa are accepted.

Minimum Order:
There is no minimum order at BioExpress. Full case quantities or minimum quantities may apply to non-stock or specialty items.

All orders are shipped F.O.B. warehouse or point of manufacture. Shipping charges are prepaid and added to the invoice. Orders are usually shipped within 24 hours of receipt. We ship by the most efficient and economical means available. Extra charges apply to HAZMAT and dry ice shipments.

If you would like to return an item, please call BioExpress customer service or contact your local representative for an RGA number. All returns must include an RGA number, include original packaging and be shipped prepaid. Items older than 30 days, sterile, or special order items are subject to review. A 15% restocking fee applies.

BioExpress accepts no responsibility and shall not be held liable for loss, damage, expense, consequential, or accidental damage. This includes the damage to property, person, or premises resulting from these products. BioExpress MAKES NO WARRANTIES, EXPRESSED OR IMPLIED, INCLUDING, WITHOUT LIMITATION, THE WARRANTIES OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURCHASE. BioExpress expressly disclaims all other warranties, whether express, implied or statutory, including the warranty of MERCHANTABILITY AND FITNESS FOR USE. In no event will BioExpress be liable for consequential damages arising from the use of products described in this catalog.

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