These vacuum filtration assemblies for 47 and 90 mm
diameter membranes all include a graduated glass funnel,
anodized aluminum clamp and a filter support base.
Models are available with a variety of support bases.
Glass Support types have coarse fitted glass support
useful for analysis of particulate or microbiological
contamination.
Models with Flasks have integral No. 2 vacuum
connection in filter support base (positioned above
filtrate drip tip to prevent contamination of vacuum
line by filtrate droplets). 40/35 joint connection to
flasks . Models with all-glass construction eliminate
phthalate contamination from silicone and neoprene
stoppers as well as metal contaminate extraction by
acid-preserved samples.
