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1202-240 Whatman 1202-240 Qualitative Cellulose Filter Paper 8 µm, 240 mm (100/Pack) Ohaus Scale, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
GE Whatman Filter Paper, 125 mm, Grade 1, 100/pack
GF/A Filter Paper Glass Fiber Filter Paper Whatman Filter Membrane Diam. 25/47/55/70/90/110/125/150mm Pore size 1.6 um 100 / PK| | - AliExpress
GE Healthcare (Whatman) Glass Fibre Filter Paper GF/A 90mm 1820-090 | Lab Unlimited
GE Healthcare 1450-090 Grade 50 Filter Paper for Quantitative Analysis, Hardened Low Ash, Thin, 90 mm Diameter (Pack of 100): Amazon.com: Industrial & Scientific