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Cytiva (Formerly GE Healthcare Life Sciences) Whatman™ Quantitative Filter Paper: Grade 540 Circles

Use as a gravimetric filter during analysis of metals in acidic or alkaline solutions and in the collection of hydroxides. Whatman™ Quantitative Filter Paper: Grade 540 Circles acid-treated surface prevents tearing during filtration and allows the user to scrape precipitates from the paper.

Brand:  Cytiva (Formerly GE Healthcare Life Sciences) 1540-110

44.70 GBP valid until 2020-10-31
Use promo code "13934" to get your promotional price.



Code : 69

Additional Details : Weight : 0.09776kg

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Product Code. 10072071

  • £52.78 / Pack of 100


In stock, ready to ship: 23
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Description

Description

Whatman hardened ashless quantitative filter papers are acid-hardened to give high wet strength and chemical resistance with extremely low ash content. They are suitable for a wide range of critical filtration procedures.
  • High-purity, acid-treated cellulose lab filter paper
  • Mechanically strong 
  • Well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples
  • Extremely low ash content (0.006% ash maximum)
  • Nominal particle retention of 8 µm
  • Medium flow rate (Herzberg filtration speed 200 s)

Specifications

Specifications

Grade 540 Ashless General Lab Filter Paper, 110 mm circles (100 pcs)
GE’s Whatman Grade 540 is a high-purity, acid-treated cellulose lab filter paper. Mechanically strong Grade 540 is well suited for quantitative or gravimetric analysis of strongly acidic or alkaline samples.
Grade 540
Circles
110 mm
Frequently used in the gravimetric analysis of metals in acid/alkali solutions and in collecting hydroxides after precipitation by strong alkalis.
160 μm
Hardened Ashless
100/Pk.
High-quality cotton linters
Medium
8 μm
13 s/100 mL/in2
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