Description

Filter small volumes  3 funnel sizes  Concentrate samples in small area Borosilicate glass filter holder assembly for microanalysis of small volumes of liquids under vacuum. Filter biological samples or organic solvents. The holder utilizes a 25mm filter membrane yet concentrates the sample into a 13mm diameter 1.2cm 2 area. The anodized aluminum clamp secures the membrane between the funnel and sintered glass frit support base. Available in three graduated funnel capacities 100, 500, or 1000 mL. The 13mL/100mL  features a two-part ground glass funnel for concentrating samples. The 13mL micro funnel mounts directly over the membrane. The No.5 silicone stopper mounts in a standard 125mL filter flask. Unit includes: Funnel, Sintered glass base, Clamp, Stopper