Fisherbrand™ Qualitative Filter Circles

Cellulose filters used in qualitative analytical techniques to determine and identify materials

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Catalog No. 09-924-531

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    Grade Grade 5
    Particle Retention 2.5μm
    Flow Rate Slow
    Format Circle
    Airflow Rate 94s/100mL/in. sq.
    Scan Speed Herzberg 1420 sec.
    Disc Diameter 47mm
    Thickness 200μm

    • Grade 5 qualitative filter paper circles
    • Maximum degree of fine particle filtration in qualitative range
    • Capable of retaining fine precipitates encountered in chemical analysis
    • Slow and medium-to-slow flow rate
    • Effective clarifying filter for cloudy suspensions and for water and soil analysis
    • Prepleated qualitative filters are also available, which give improved flow rate and increased loading capacity compared to equivalent flat filters

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