Available for professional procurement in standard pack sizes, these Quantitative Filter Papers are of Grade 41, an ashless variety manufactured by Whatman. With a diameter of 70 mm, they are suitable for filtration applications requiring a filter circle. These papers have been tested to filter in 54 seconds, making them ideal for handling coarse particles or gelatinous precipitates such as iron or aluminum hydroxides. They are also useful in quantitative air pollution analysis due to their ability to withstand high flow rates.

• Category: Quantitative Filter Papers
• Filtration time [s]: 54
• Filter type: filter circle
• Diameter [mm]: 70
• Brand: Whatman
• Type: Sorte 41
• UNSPSC 13.5: 41104929