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Whatman™ Grade 44 Quantitative Filter Paper

Reduces overall ash content and the amount of time required for filtration. Whatman™ Grade 44 Quantitative Filter Paper provides faster gravimetric analysis with filter thinner material.

Manufacturer: whatman™  WHT1444125

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Catalog No. 09-860D

  • / Pack of 100 Each

Description & Specifications


Thickness (Metric) 176μm
Quantity 100Pack
Material High-quality Cotton Linters
Flow Rate Medium
Pore Size (Metric) 3μm
Diameter (Metric) 125mm
Porosity Fine
Format Circle
Grade 44

Thin version of Grade 42 ashless paper for fine particle retention.

  • Accurate ash free dry mass measurements
  • Fine nominal particle retention rating of 3 µm
  • Filtration speed (Herzberg 995 s)
  • Typical thickness of 180 µm


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