Funnels

Glassware system for vacuum filtration using 47mm membranes. Assembly is designed for use with vacuum manifolds or optional plastic coated filtering flask.

Funnel adapters for use with 145 and 147 series analytical test filter funnels, bulk-packed Polypropylene, non-sterile

Microscale, vacuum adapter with vertically adjustable Hirsch filter funnel that is suitable for use with all Microscale flasks and vials with 14/10 joints. Two-piece adapter features a #7 Ace-Thred at top with a Nylon bushing and O-Ring that forms a

Microscale, vacuum adapter with vertically adjustable Hirsch filter funnel that is suitable for use with all Microscale flasks and vials with 14/10 joints. Two-piece adapter features a #7 Ace-Thred at top with a Nylon bushing and O-Ring that forms a

Durable, break-resistant, non-toxic polysulfone exhibits low protein- binding and is easy to clean Same funnel design as glass funnels without breakage problems Upper reservoir is graduated in 25 mL increments from 100 to 250 mL Unique fit of upper

Filter Funnel with Perforated Plate. To be used in conjunction with vacuum source to filter and collect fluids.

Filter Funnel with Perforated Plate. To be used in conjunction with vacuum source to filter and collect fluids.

Filter Funnel with Perforated Plate. To be used in conjunction with vacuum source to filter and collect fluids.

Nalgene 147 Membrane meets EPA requirements for water quality work Cellulose nitrate black membrane filter is perfect for detecting micro-organisms difficult to see on white membranes. Graduated, 100 mL upper chamber provides sample accuracy and

Funnel Filter 5cm, Polythene

Borosilicate glass addition funnel with integral glass fritted disc for filtering out material. Top has inner standard taper joint.

Borosilicate glass addition funnel with integral fritted disc. Has outer top standard taper joint, an inner standard taper joint bottom,a 2mm glass stopcock arm at top and a 0-4mm Hi-Vac valve bottom outlet.