Offered to professionals who require consistent chemical quality, this Quantitative Filter Paper, Grade 40, is an ideal choice for applications that demand medium filtration speed and retention. With a diameter of 90 mm and a filtration time of approximately 340 seconds, these filter circles from Whatman are suitable for various industries such as cement, clay, iron and steel production, and soil analysis. They serve as primary filters for separating solid matter from aqueous extracts and offer a reliable solution for quantitative determination of sediments in milk. Additionally, they can be used as a clean-up filter for solutions prior to Atomic Absorption Spectroscopy (AAS) analysis.

• Category: Quantitative Filter Papers
• UNSPSC 13.5: 41104929
• Brand: Whatman
• Filtration time [s]: 340
• Type: Sorte 40
• Diameter [mm]: 90
• Filter type: filter circle