Glass microfiber without binder, pore size 1.6 μm, efficient for air pollution (efficient fine particle retention), suitable also for liquids monitoring (water, food...)
Filtratech Grade FV22 // Whatman : GF/B
FV22
Glass microfiber without binder, pore size 1.0 μm, recommended for waste water analysis (suitable for samples of large volumes)
Filtratech Grade FV23 // Whatman : GF/C
FV23
Glass microfiber without binder, pore size 1.2 μm, for suspended solids analysis according to EN868 (MES) (drinking water, used waters, industrial wastes) or clarification.
Filtratech Grade FV24 // Whatman : GF/D
FV24
Glass microfiber without binder, pore size 2.7 μm, for universal membrane pre-filtration (very fast filtration and high loading capacity)