Whatman 4712R20PK 1005090 Grade 5 Qualitative Filter Paper 90 mm Thick and Ma...

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Whatman 4712R20PK 1005090 Grade 5 Qualitative Filter Paper, 90 mm Thick and Max Volume 64 ml/m (Pack of 100)
Maximum degree of fine particle filtration in the qualitative range
High retentivity; retains the finest precipitates (2.5 µm)
Excellent for clarifying cloudy suspensions and for water analysis
Suitable for use in Buchner funnels
These cellulose filters (98% alpha cellulose content min.) 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. 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. Also available prepleated as Grade 5V. Note: This data shown may be based on historic Whatman records. As is normal practice, customers should determine and validate for themselves (as necessary) that the products are suitable for their specific application.
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Whatman 4712R20PK 1005090 Grade 5 Qualitative Filter Paper, 90 mm Thick and Max Volume 64 ml/m (Pack of 100)