1001-918 Whatman 1001-918 Qualitative Cellulose Filter Paper 11 µm, 46 cm (500/Pack) New Laboratory Setup Savings - up to 40%, Magnetic Stirrer, Vortex Mixer, Sample Prep, Centrifuge
Whatman 1001320-DS Qualitative Filter Paper, Grade 1, 11 um, 32.0 cm (Pack of 100): Amazon.com: Industrial & Scientific
Whatman 1001-070 Quantitative Filter Paper Circles, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 70mm Diameter (Pack of 100): Science Lab Qualitative Filter Paper: Amazon.com: Industrial & Scientific
White Whatman Filter Grade 1,Paper 125 mm
Whatman 1001-918 Quantitative Filter Paper Sheet, 11 Micron, 10.5 s/100mL/sq inch Flow Rate, Grade 1, 5700mm Length x 460mm Width (Pack of 500): Science Lab Quantitative Filter Paper: Amazon.com: Industrial & Scientific
Prime Scientific - Whatman No. 1 Filter papers, 110 mm (student grade)
Filter Paper, Whatman No. 1 or Equivalent, 12.5 cm (Fast Filter Rate) (100/Box) - Electro-Glo Distribution