Whatman 1002-047 Quantitative Filter Paper Circles, 8 Micron, 21 s/100mL/sq inch Flow Rate, Grade 2, 47mm Diameter (Pack of 100): Science Lab Quantitative Filter Paper: Amazon.com: Industrial & Scientific
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Laboratory-Paper - Filter, "Whatman" Box of 100, Qualitative Grade Plain Cordes & Sheet | Livingstone International Healthcare, Laboratory, Pharmacy, Medical Supplies Order Online
1001-824 Whatman 1001-824 Qualitative Cellulose Filter Paper 11 µm, 7.5 cm (500/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
Whatman Filter Paper Grade No 1- Size 110mm : Amazon.in: Industrial & Scientific
Whatman Filter Papers 110 mm Grade-1 | Labtex Bangladesh
10311897 Whatman 10311897 Cellulose Filter Paper 30 µm, 58 mm (100/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge