Whatman™ Qualitative Filter Paper: Grade 1 Sheets

Covers a wide range of laboratory applications and is frequently used for clarifying liquids. Whatman™ Qualitative Filter Paper: Grade 1 Sheets are widely used standard grade filter paper for routine applications with medium retention and flow rates.

Manufacturer: Whatman™ 1001932

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Catalog No. 09-927-254

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    Specifications

    Quantity 500Pack
    Grade 1
    Length (Metric) 680mm
    Material Cellulose
    Width (Metric) 580mm
    Thickness (Metric) 180μm
    Pore Size (Metric) 11μm
    Porosity Medium
    Flow Rate Medium
    Format Sheet
    Dimensions (L x W) 680 x 580mm

     

    These cellulose filters are used in qualitative analytical techniques to determine and identify materials and for clarifying liquids. 
    • Particle Retention: >11µm
    • Porosity: medium
    • Filtration speed: ASTM™, 40 sec.; Herzberg, 150 sec.
    • Surface: smooth
    • Separates precipitates such as lead sulfate, calcium oxalate (hot) and calcium carbonate
    • Used for soil analysis and seed testing procedures in the agricultural industry
    • Used to separate solid foodstuffs from associated liquid or extract liquid in the food industry
    • Atmospheric dust is collected from airflow and the stain-intensity measured 
    • Impregnated with a chromogenic reagent and color formation quantified by optical reflectance for gas detection

     


  • Description & Specifications

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