Notable for its clearly defined purity profile and consistent composition, the Filter Circles, Quantitative, Grade 44, Ashless, Dia.: 240 Mm, are designed for efficient filtration applications. With an ultra-low ash content of 0.007%, these filter circles offer superior particle retention at 3 µm, ensuring precise results in various laboratory settings. Boasting a thickness of 0.18 mm and a weight of 80 g/m², they provide excellent filtration speed, achieving a filtration time of 995 seconds and a remarkable filtration speed of 995 s⁻¹. These filter circles are part of the Whatman brand's Quantitative Filter Papers category, making them a reliable choice for researchers and professionals seeking high-quality filtration solutions.

• Category: Quantitative Filter Papers
• UNSPSC 13.5: 41104929
• Type: Sorte 44
• Filter type: filter circle
• Filtration time [s]: 995
• Ash: 0.007 %
• Weight: 80 g / m2
• Thickness: 0.18 mm
• Filtration speed: 995 s
• Particle retention: 3 µm
• Brand: Whatman
• Diameter [mm]: 240