1001-917 Whatman 1001-917 Qualitative Cellulose Filter Paper 11 µm, 46 cm (100/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
10" Sediment Water Filter | 1 Micron | 10-Inch Standard Depth Filter | WaterAnywhere
Whatman 1001-813 Quantitative Filter Paper Sheet, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 31mm Length x 26mm Width (Pack of 1000): Science Lab Quantitative Filter Paper: Amazon.com: Industrial & Scientific