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Cytiva Whatman™ Qualitative Filter Paper: Grade 4 Circles Cheap Original price was: $42.71.Current price is: $25.63.
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Cytiva Whatman™ Qualitative Filter Paper: Grade 5 Circles Sale

Original price was: $45.16.Current price is: $27.10.

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SKU: US-1798846808113 Categories: ,
Description

Description

Cytiva Whatman™ Qualitative Filter Paper: Grade 5 Circles

Cytiva Whatman™ Qualitative Filter Paper: Grade 5 Circles – 100 Circles

A standard grade clarifying filter excellent for cloudy suspensions and for water and soil analysis.

    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

    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.

    Thickness 200 µm (typical)
    Particle retention 2.5 µm (Particle retention rating at 98% efficiency), in liquid max.
    Filtration speed Approx. 1420 s (Herzberg)
    Ash content 0.06% (Ash is determined by ignition of the cellulose filter at 900 °C in air)
    Burst strength 0.027 bar Wet Burst; 1.447 bar Dry Burst
    Flow rate Slow
    Basis weight 98 g/m²
    Airflow rate 94 s/100 ml/in²
    Tensile strength 55.6 N/15 mm Tensile M/D Dry
    Additional information

    Additional information

    Size

    47mm, 70mm, 125mm, 185mm, 47mm (Wholesale), 70mm (Wholesale), 125mm (Wholesale), 185mm (Wholesale)
    Shipping & Delivery

    We accept returns on non-sale items that are in original packaging, unused, and unwashed within 30 days of receipt. Please follow our returns/exchanges process below. If items do not meet our requirements for return, they will be shipped back to you in lieu of a refund. Shipping and handling charges are non-refundable (exceptions may apply).

    Returns & Exchanges Process: If item(s) fit within our returns guidelines found in the Returns. Please allow 7-10 business days for the credit to appear on your account after your return is processed.