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Whatman™ Quantitative Filter Papers: Grade 542 Circles

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:  Whatman™ 1542110

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Catalog No. 09-852G


 

Specifications

Description

Filter Papers; Whatman; Quantitative; Grade 542 Papers; Particle retention: 2.7μm; Surface: Smooth, hard; Porosity: Fine; Filtration speed: Herzberg, 2510 seconds; 11cm dia.

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)

 

Description & Specifications

Specifications

100/Pk.
Fine
>2.7μmm
542
110mm
Gravimetric metal determinations. Retains fine particles under demanding conditions. Normal loading; high wet strength.
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