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Whatman Quantitative Filter Papers, Grade 50, 240 Mm, Pack Of 100

SKU: MDX-WTM-1450-240
Lead time for this product is 7 - 10 Business Days.
Lead time for this product is 7 - 10 Business Days.
Unit Price
US$ 265.88 
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US$ 265.88 
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US$ 230.95
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Description

Description of the Whatman Quantitative Filter Papers, Grade 50, 240 mm, Pack of 100

Whatman Quantitative Filter Papers The maximum ash content of these grades is intermediate between ashless and qualitative grades.
They are particularly suitable for Buchner filtrations where it is desirable to recover the precipitate from the filter surface after filtration.
Other characteristics include high wet strength and chemical resistance which are similar to the acid hardened ashless filter papers.

Grade 50: 2.7 m
  • Retention of very fine crystalline precipitates.
  • The thinnest of all Whatman filter papers.
  • Slow flow rate.
  • Hardened and highly glazed surface.
  • This finish also keeps the paper free from loose surface fibers.
  • Highly suitable for qualitative or quantitative filtrations requiring vacuum assistance on Buchner or 3-piece filter funnels.
  • Very strong when wet.
  • Will withstand wet handling and precipitate removal by scraping.


  • In the electronics industry, the virtual absence of fiber shedding is utilized in carriers for integrated circuits.
  • This grade is also available in Smear Tab format for wipe testing (e.g., testing of surfaces for radionuclide contamination).
  • Typical Properties - Quantitative Hardened Low Ash Grades
  • Grade: 50.
  • Description: Slow.
  • Particle Retention in Liquid (m): 2.7".
  • Filtration Speed Herzberg (s): 2685.
  • Ash Content: 0.015.
  • Typical Thickness (m):115.
  • Basis Weight (g/m2): 97.

  • With one of the largest catalogs of medical, surgical and diagnostic supplies available online, Medex Supply can accommodate your facility's needs for Laboratory Supplies.
    Filter Paper can be found in our extensive online collection of products from globally recognized and trusted brands, including Whatman. An excellent option to consider is the Quantitative Filter Papers, Grade 50, 240 mm, Pack of 100.

    • 100/Pk
    Shipping specs
    Shipping weight
    5.00 Lbs
    Shipping from
    This product is shipped from our warehouse in Passaic, NJ , US
    Our guarantee
    This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.

    Return policy
    The merchandise to be returned must be unused and in 100% restockable condition (in its original packaging with all applicable components included).

    A 25% Handling Charge is levied against all authorized returns except those due to our error. Unauthorized returns are subject to a 40% Handling Charge. With the exception of a delivery error or defective item, the customer is responsible for the cost of return shipping. Original shipping fees are not refundable. Damages & defects must be reported to us within 7 days.

    The following items are not eligible for return or exchange:
    • Drugs and medications
    • Hygienic items (masks, gloves, face shields, toilet accessories, pillows, commodes, braces, etc)
    • Custom-made products, including narcotics cabinets and exam room furniture
    • Items with expiration dates (i.e. diabetic test strips, sterile wipes)
    • Items that are classified as hazardous material
    • Oversized item that ship via freight
    • Refrigerated items
    If your item isn't working properly, please check the product manual. You can usually find troubleshooting and "getting started" information there. However, if troubleshooting doesn't work, please send us an e-mail with your order number and a description of the defective item. We will do our best to assist you.
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