For qualitative analysis when extensive washing is necessary

 • Double thickness of No. 1

 • High retentivity, 6 µm particle retention

 • Thick and strong, used in Buchner funnels and high precipitate capacity without clogging

 • Highly absorbent, use as a sample carrier

Used for the radio-assay of macromolecules by scintillation counting and for collecting blood samples prior to the separation of the components. Also available in 46 x 57 cm sheets.