Feature

●Diameter: 15.0cm
●Retention: 3µm
●Grade number 44 filter paper is the thin version of grade 42
●Retains very fine particles but with lower ash weight per sample
●Almost twice the flow rate as Grade 42


Description

Thin version of Grade 42 retaining very fine particles but with lower ash weight per sample and almost twice the flow rate as Grade 42. Retention: 3µm. Diameter: 15.0cm. 100/Pack. Whatman #: 1444-150.