A reliable solution for controlled synthesis, the Qualitative Filter Circles, Grade 6, Dia.: 90 Mm, belong to the category of qualitative filter papers. Manufactured by Whatman, these filter circles have a thickness of 0.18 mm and a weight of 105 g/m². They offer an impressive filtration speed of 715 seconds and retain particles as small as 3 µm. With a low ash content of 0.1 to 0.2 %, they are suitable for various laboratory applications.

• Category: Qualitative Filter Papers
• Particle retention: 3 µm
• Diameter [mm]: 90
• Thickness: 0.18 mm
• Type: Sorte 6
• UNSPSC 13.5: 41104929
• Filtration speed: 715 s
• Weight: 105 g / m2
• Ash: 0.1 to 0.2 %
• Brand: Whatman
• Filter type: filter circle