Gel Blotting Papers Whatman® 3MM Thickness 0,34 mm, 13.3 x 10.2 cm | Filter papers | Filtration and separation | Filtration, Water Purification, Dialysis | Labware | Carl Roth - International
Whatman Filter Paper Grade No 1- Size 125mm : Amazon.in: Industrial & Scientific
Whatman Grade 1 | #1001-824 Equivalent | Qualitative Filter Paper