Whatman 1444-090 Filter Circles, 90mm Dia, Ashless Grade 44, 100/pk (PN:1444-090)
Sale price
$51.69
Regular price $57.34
Quantitative Filter Papers - Ashless Grade 44 circles, 90 mm, 100/pk Thin version of Grade 42 retaining very fine particles but with lower ash weight per sample and almost twice the flow rate of Grade 42.