Processed under controlled conditions to ensure purity and stability, Grade 1 Circles, 25 MM filter papers belong to the category of qualitative filter papers. These papers, manufactured by Whatman, offer a particle retention of 11 microns and a filtration speed of 150 seconds. With a weight of 88 grams per square meter and a thickness of 0.18 millimeters, they provide an ideal balance between retention and flow rate. These filter papers are suitable for a wide range of laboratory applications, including clarification of liquids.

• Category: Qualitative Filter Papers
• Weight: 88 g / m2
• Filtration speed: 150 s
• UNSPSC 13.5: 41104929
• Particle retention: 11 µm
• Ash: 0.06 %
• Brand: Whatman
• Thickness: 0.18 mm