Ahlstrom 55 Hardened Ashless Quantitative Filter Papers
Ahlstrom 55 Hardened Ashless Quantitative Filter Papers are specially treated for critical quantitative analytical techniques requiring increased wet-strength and handling capacity. These high purity filter papers have a tough, smooth surface free of loose fibers and are ideal for collecting wet precipitates.
Grade 55 is a 15µm fast speed filtering grade for gravimetric analysis of coarse particle and gelatinous precipitates (i.e: aluminum and zirconium hydroxides) in acid and alkali solutions. Grade 55 is also used in air and food analysis and for chloride and phosphorous in cement, coal, and coke.
- Retention: 15.0µm
- Filtration Speed: 31 sec/100mls (Herzberg), 220 mls/min (Rapidity)
- Medium Loading Capacity
- Equivalent to Grade 541
|Item||Size||Unit of Measure||Price||Purchase|
|9.00 cm||Pack of 100||