Feature

●Ashless: .7% ash maximum for Grades 4 to 44 and a maximum of .1% for the 589 Grades. These are very pure filters suitable for a wide range of critical alytical filtration procedures
●These are very pure filters suitable for a wide range of critical alytical filtration procedures
●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


Description

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.