Supplied with a 40-60 micron porosity PTFE-faced fritted glass support base, a 300 mL PTFE-faced graduated funnel, an anodized aluminum clamp and a #8 silicone stopper
PTFE coating prevents membrane from adhering to ground glass surface
Funnels are graduated from 100 to 250 mL in 25 mL increments
Prefilter size is 35 mm
Approximate filter area is 9.6 cm ²
Connection to our 1 liter filtration flask (available as an accessory) is made with a #8 silicone stopper
Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements