Processed under controlled conditions to ensure purity and stability, these Filter Circles, Grade 2294, boast a diameter of 210 mm and feature a central hole of 60 mm. Manufactured by Whatman, they exhibit a fast filtration process with an airflow of 4.4 (s/100 ml/in2) and a typical thickness of 1500 µm. These qualitative filter papers offer a filtration speed of approximately 27.5 seconds and retain particles within the range of 8 to 15 µm in liquids.

• Category: Qualitative Filter Papers
• Basis weight: 550 g / m2
• Air flow: 4.4 (s / 100 ml / in2)
• Filter type: filter circle
• Filtration speed herzberg: approx. 27.5 s
• Filtration time [s]: 27.5
• Diameter [mm]: 210
• Brand: Whatman
• Particle retention in liquid: 8 to 15 µm
• Description: fast
• Type: Sorte 2294
• Typical thickness: 1500 µm
• UNSPSC 13.5: 41104929