With fixed perforated plate Glazed inside and outside with exception of rim

For vacuum filtration of liquids, especially for the analysis of aqueous samples for microbiological and particulate contamination using the Membrane Filter (MF) Technique. The Magnetic Filter Funnel is ideal for use with a filter funnel manifold or side-arm vacuum flask using a rubber stopper…

Long and short stem funnels are ideal for filtering Molded to an accurate 60° angle for ease in fitting filter paper Beaded rim for mechanical strength Long stem, which is constructed of heavy wall tubing Molded to an exact 58° angle , which increases filtering speed High resistance to…

Increase Laboratory Efficiency with Ready-To-Use Disposable Filter Funnels Certified. Each lot is certified for microbiological analysis to provide added assurance of reliable results. Easy-to-use. Unique squeeze separation of cylinder from base allows easy access to membrane. …

Designed for bacteriological analysis of water using 47mm sterile membrane filters. Also applicable for analysis of suspended solids in water using 47mm depth filters. Complete set includes a borosilicate glass funnel and base., anodized aluminum spring clamp, and perforated silicone stopper. …

KIMAX funnel used wherever filter paper and membranes cannot withstand the chemical attack of the filtrate. Funnels are constructed with heavy-walled stems, and top rims are beaded for extra strength. With a marking spot. Designed from Federal Specification DD-F-776.

Designed to handle liquids for analysis of particulate or microbiological contamination; funnels are graduated for accuracy Choose the Ultra-Ware microfiltration assembly that best fits your application Fritted Glass Support, 25 mm (4588A01) Used for general filtration.…

Heavy wall glass powder funnel. Angled to fit in multi-neck flasks and reactor heads. Standard taper inner bottom joint.

Analytical Filter Funnel, Polystyrene; Cellulose Nitrate (C.N.) Membrane CONTAINS FILTERS ONLY Nalge 140 47 mm diameter filter with grid Ideal for use with filtering flasks or manifolds Convenient snap-away design with removable membrane; funnel marked at 100 mL …

Kimble 28400 With fused-in fritted discs Designed from Federal Specification DD-F-776 Dimensions are identical with corresponding sizes of 5220F28 series. Type designates capacity (in mL) and porosity.

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 convenience. “Peel away” upper…

Designed to help prevent contamination during use Recommended for routine filtration analysis of corrosive liquids and the removal of particulates from HPLC solvents Replaceable supports available Filter size: 47 mm; 3/8” hose connection A ground joint connection eliminates…

With fixed perforated plate Glazed except for rim

Filter large volumes quickly Filter large volumes quickly with a polyethylene plastic Table-Top Buchner Funnel using your choice of Fritware® or Perforated filter plate. Removable hose barbed connector accepts 12.7mm (1/2") I.D. tube and threads into 3/4" NPT bung on the…

Table Style, Separable Plate Type Allows thorough cleaning of filtering compartment Plates and seats accurately ground Flat margin around edge, which seals against filter paper Height of 129 mm; depth to plate 90 mm. Perforated filter plate, diameter 215 mm, required; order…

Buchner style filter funnel having a lower standard taper inner joint and serrated tubulation for connection to a vacuum source. Disc diameters and height above the disc are the same as CG-1402. Improved design incorporates a delivery stem being sealed within the inner joint to prevent breakage.…

Economical, disposable and sterile Features a graduated, “peel-away” upper, which easily separates from the collar to allow quick retrieval of the cellulose nitrate membrane for microbiological analysis 250 mL, polypropylene upper with 47 mm, 0.2 or 0.45 µm membrane The 0.45 µm…

Threaded stopcock with PTFE plug permits smooth needle valve adjustment down to 0.1cc/min. flow rate. Double PTFE ring seals prevent exposure of backup O-Ring to corrosive liquids. Angled position makes manipulation of stopcock easier than conventional style. 24/40 joints top and bottom, double…

KIMAX funnel constructed with heavy uniform walls and strong, molded rims and fire polished stems to give a long service life Funnels have a high resistance to chemical attack and mechanical and thermal shock 58 º funnel angle is a Kimble exclusive, formed to an exact angle for rapid…

Unsurpassed for non-vacuum, high-speed filtration, these clear funnels have internal helicoid ribs to increase the filtration speed. Vertical outer ribs prevent airlock Autoclavable polymethylpentene plastic; unaffected by corrosive liquids Heat resistant to 177ºC (350ºF)

Duran® heavy wall filtering flask has a unique removable PPN hose connection. Hose connection is secured to the flask via a silicone rubber seal. Bottle shape filter flask, PLASTIC COATED, with removable PPN hose connection. For replacement PPN hose connection sets see CG-1563.

Inside flutings for rapid filtration 60° angle permits accurate fitting of filter paper. Long 150 mm stem. Strong beaded edge. Depressed inside flutings further decrease filtering time.

These polypropylene 2-piece funnels are lightweight, easy to clean and autoclavable. The top portion snaps into the lower one forming a vacuum seal that does not require greasing. The base of the top portion has a perforated filter plate.

These fritted disc funnels are very useful in preparative work, or in making separations where it is necessary to wash the precipitate and redissolve with chemicals, which would attack filter paper. The angle of the funnel body facilitates the removal of precipitates. These funnels are available…

Durable, versatile, assorted sizes Sturdy, polypropylene funnels Ridges help prevent vapor lock Recommended highly for continuous labwork Steam autoclavable at 121°C (250°F)

Funnel has a sealed-in glass fritted disc of the listed porosity. Useful wherever filter paper or membranes cannot withstand the chemical attack of the filtrate. Constructed with heavy wall stems and the top of the funnel is beaded for additional strength. Not recommended for use where pressure…

Designed for bacteriological analysis where it is necessary to sterilize the filter holder with the membrane filter in place. The glass surface is coated with PTFE to avoid filter damage and membrane adhesion during autoclaving. Complete set includes a PTFE-faced borosilicate glass funnel and…

Table-top Buchner funnels with medium porosity (45-90 microns) fixed filter plates are 6.4mm (1/4") thick high density polyethylene with a non-porous circumference to better fasten filter paper to the plate. The high density polyethylene rigid plate is 4.8mm (3/16") thick. Holes are 4.8mm…

The 90 mm filtration apparatus with stainless steel support is recommended when filtering large volumes of viscous or proteinaceous solutions to give the maximum flow rate. This unit is also used to produce ultra clean filtrate since the screen will not shed particles into the filtrate …

Ring for hanging; stem has groove for air passage Internal and external ribbing for air release

These filter assemblies for FILTERWARE™ filtration system consist of an all-borosilicate glass funnel, fritted glass support base, aluminum clamp, and silicone stopper. Choose from 47mm or 90mm filter assembly sizes. Individual components are offered in various sizes for a customized unit.…

High-Density Polyethylene. Economically priced funnels with ribs which prevent air lock and speed filtration. The two smallest sizes are high-density polyethylene, the remainder are polypropylene. Funnel Set (1210B90) includes one each: 50mL (1210B85), 75mL (1210B86), 100mL (1210B87), and…