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GE Healthcare Whatman™ Quantitative Filter Papers: Grade 542 Circles Available on GSA/VA Contract for Federal Government customers only.

Enables high retention of fine particles in chemically harsh conditions. Whatman™ Quantitative Filter Papers: Grade 542 Circles are well suited for use in capturing fine precipitates in applications such as metal determinations and hydroxide collection.

Manufacturer:  GE Healthcare 1542055

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Catalog No. 09-852D


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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 retention of fine precipitates in applications such as metal determinations and hydroxide collection
  • Collection of trace elements and radionuclides from the atmosphere
  • Nominal particle retention rating of 2.7 µm
  • Herzberg filtration speed of 2510 s
  • Extremely low ash content (0.006% ash maximum)

 

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Specifications

Specifications

Grade 542 Ashless Fine Precipitate FIlter, 55 mm circles (100 pcs)
GE’s Whatman Grade 542 filters are acid hardened to allow high retention of fine precipitates in applications such as metal determinations and hydroxide collection.
Grade 542
Circles
55 mm
Used in gravimetric metal determinations.
150 μm
Hardened Ashless
100/Pk.
High-quality cotton linters
Fine
2.7 μm
64 s/100 mL/in2
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