Filter Paper No. 41, Whatman
SKU: ITM10548
Whatman Grade 41 filter paper is the fastest ashless filter paper, recommended for analytical procedures involving coarse particles or gelatinous precipitates (e.g. iron or aluminum hydroxides). Also used in quantitative air pollution analysis as a paper tape for impregnation when determining gaseous compounds at high flow rates.
This filter paper has a particle retention size of 20 μm at 98% efficiency.
Field of Use
For internal research use only. Products are not intended for diagnostic use or resale.
Material
Cotton filters (high-quality cotton linters)
Packaging
Pack of 100
Catalog No.
Whatman, 1441-125
Parameter
0.22 psi wet burst
Diameter
125 mm
Thickness
220 μm
Ash
≤0.007%
Pore Size
20-25 μm (Particle retention)
Basis Weight
85 g/m2
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