Description:
Cytiva Whatman 1452-090 9cm Grade 52 Quantitative Filter Papers, Hardened Low Ash. Whatman Grade 52 is a general-purpose filter paper for quantitative analysis in Büchner funnel and other vacuum filtrations. The acid-hardened surface and low ash content enable efficient precipitate recovery. 100/box.
- Manufactured from high-quality cotton linters and treated to remove trace metals
- High wet-strength and chemical resistance
- Nominal particle retention of 7 µm
- Medium flow rate (Herzberg filtration speed 235 s)
- High purity (0.015% ash maximum)
- Compatible with Hirsch or Büchner funnel applications
Diameter(cm): 9.0
