Prepared for use in regulated laboratory conditions, the Quantitative Filter Paper serves as an essential tool in the field of filtration and separation. This particular model, designated as Fillter Circles, Qualitative, Grade 540, Ø 125 Mm, hails from the Whatman brand and belongs to the category of medium retention and flow rate Quantitative Filter Papers. Featuring a basis weight of 88 g/m², a typical thickness of 160 µm, and a filtration time of 200 seconds, this filter paper exhibits a high chemical resistance to strong acids and alkalis, making it suitable for gravimetric analysis of metals in acidic/alkaline solutions and collecting hydroxides following precipitation by strong alkalis. With a particle retention in liquid of 8 µm, this filter paper ensures efficient filtration while maintaining a low ash content of less than 0.006%.

• Category: Quantitative Filter Papers
• Description: medium
• Particle retention in liquid: 8 µm
• Ash content: < 0.006 %
• Filtration speed Herzberg: 200 s
• Diameter [mm]: 125
• Brand: Whatman
• Type: Sorte 540
• UNSPSC 13.5: 41104929
• Typical thickness: 160 µm
• Filter type: filter circle
• Filtration time [s]: 200
• Basis weight: 88 g / m2