GLASS M/FIBRE FILTER CIRCLES WHATMAN GF/A 4.25CM DIA BOX 100 Qualitative Filter Paper Sheets Model 9500 Ranges (resolution) %O2

Model      9500 Ranges (resolution) %O2 0 to 199 (1)

Without disc

with narrow neck

water repellent paper which can be used to separate aqueous solutions from immiscible solvents

Bottle diameter x height 288 x 492mm

GLASS M/FIBRE FILTER CIRCLES WHATMAN GF/A 4.25CM DIA BOX 100 Qualitative Filter Paper Sheets Model 9500 Ranges (resolution) %O2All Whatman Glass Microfibre filters have a fast filtration and a high loading capacity and particle retention rate. Grade GF A: General purpose high efficiency glass micro fibre filter. Particle retention to 1. 6m. Manufactured without chemical binder from high grade borosilicate glass They are suitable for gravity or low suction filtration Filtration speeds generally very much higher than conventional cellulose papers Efficient retention of micron