Whatman™ Grade 43 Quantitative Filter Paper Available on GSA/VA Contract for Federal Government customers only.

Contains very low ash content appropriate for gravimetric analyses requiring sample combustion. Whatman™ Grade 43 Quantitative Filter Paper can be ashed during gravimetric analysis without contributing substantially to the measured weight.

Manufacturer: Whatman™ 1443090

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Catalog No. 09-856J

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    Thickness (Metric) 220μm
    Porosity Intermediate
    Flow Rate Medium
    Quantity 100Pack
    Material High-quality Cotton Linters
    Pore Size (Metric) 16μm
    Diameter (Metric) 90mm
    For Use With (Application) Foodstuff and soil analyses, particle collection in air pollution monitoring for XRF analysis. Normal loading; limited wet strength
    Grade 43
    Format Circle

    Ashless filter paper for inorganic analysis

    • Very low ash content (0.007% ash concentration maximum)
    • Intermediate particle retention rating of 16µm
    • Herzberg filtration speed of 155 sec.
    • Particle collection between that of Grades 40 and 41

  • Description & Specifications

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