Developed to align with modern chemical standards, these Quantitative Filter Papers, specifically the Fillter Circles, Grade 541, Ø 185 Mm, are designed for fast filtration of coarse particles and gelatinous precipitates in various applications. Manufactured by Whatman, these filter circles exhibit a basal weight of 82 grams per square meter, ensuring efficient performance. With a typical thickness of 155 micrometers, they offer a balance between durability and ease of use. The filtration time is remarkably short at just 3 seconds, making them ideal for quick and accurate results in gravimetric analysis. These filters retain particles larger than 20 to 25 microns, providing reliable separation in a wide range of chemical solutions.

• Category: Quantitative Filter Papers
• Brand: Whatman
• Filtration time [s]: 3
• Filtration speed Herzberg: 34 s
• Typical thickness: 155 µm
• Ash content: < 0.006 %
• Particle retention in liquid: 20 to 25 µm
• Diameter [mm]: 185
• Type: Sorte 541
• Basis weight: 82 g / m2
• Description: fast
• UNSPSC 13.5: 41104929
• Filter type: filter circle