All 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 microfibre filter. Particle retention to 1.6µm
Manufactured without chemical binder from high-grade borosilicate glass
They are suitable for gravity or low-suction filtration
Filtration speeds are generally very much higher than conventional cellulose papers
Efficient retention of micron-size particles Must be used flat. Ideal for use in flat perforated plate Buchner-type funnels (not sintered glass models)
It can be used up to 550°C