Whatman® qualitative filter paper, Grade 1 circles, diam. 125 mm, pack of 100 | Sigma-Aldrich
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Whatman 1004-240 Qualitative Filter Papers; 24 cm dia; pore size, 20-25 µ; 100/box from Cole-Parmer
1440-125 Whatman 1440-125 Quantitative, Ashless High-quality cotton linters Filter Paper 8 µm, 125 mm (100/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
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