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Z240745 Aldrich

Whatman® qualitative filter paper, Grade 5

circles, diam. 270 mm, pack of 100

Synonym: filter papers



material   circles
packaging   pack of 100
mfr. no.   Whatman, 1005-270
parameter   0.40 psi wet burst
  1420 sec/100 mL speed (Herzberg)
diam.   270 mm
thickness   200 μm
ash   ≤0.06%
pore size   2.5 μm (Particle retention)
basis weight   100 g/m2


General description

These cellulose filters are used in qualitative analytical techniques to determine and identify materials. Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters.

Grade 5: 2.5 μm, (slow filter paper)
The maximum degree of fine particle filtration in the qualitative range. Capable of retaining the fine precipitates encountered in chemical analysis. Slow flow rate. Excellent clarifying filter for cloudy suspensions and for water and soil analysis.

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Whatman is a registered trademark of GE Healthcare

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