A reliable solution for controlled synthesis, the Filter Circles, Quantitative, Grade 40, Diameter 55 Mm, Pack Of 100, from Whatman, offers efficient filtration with a Type Sorte 40 rating. These filter circles are ideal for various applications within the lab, such as gravimetric analysis of diverse materials like cements, clays, iron and steel products, and soil analysis. With a filtration time of approximately 340 seconds, these circles provide a medium speed and retention, making them suitable as a primary filter for separating solid matter from aqueous extracts. Additionally, they serve as a clean-up filter for solutions prior to AA analysis.

• Category: Quantitative Filter Papers
• Brand: Whatman
• Type: Sorte 40
• Filtration time [s]: 340
• UNSPSC 13.5: 41104929
• Diameter [mm]: 55
• Filter type: filter circle