Unique Magnetic Seal Allows Easy, One-Handed Vacuum Filtration of Liquids No-leak magnetic seal allows one-hand operation.   Polyphenylsulfone construction is compatible with anti-foaming agents and many other solvents. Convenient.  150 mL size allows for easy fit into small…

Addition Funnel, Pressure Equalizing, PTFE Stopcock, Synthware, Capacity: 25-1000mL available, Joints: 14/20 or 24/40 available, Stopcock Bore: 2 and 4mm available. Funnels come with PTFE stopcock in pressure equalizing line.

This all-glass filter holder is used in particulate contamination analysis for filtering aqeuous, organic, or corrosive liquids. It is also recommended for HPLC solvent filtration. Complete set includes a borosilicate glass funnel, anodized aluminum spring clamp, vacuum base with sintered disc,…

Heavy-duty polyproylene (PP) analytical funnels are perfect for use in Analytical Chemistry applications. Funnels feature long, narrow stems, making them idea for use with liquids. Funnels have internal and external ribbing to prevent air lock. Funnels are angled at exactly 60° for rapid…

Polyproylene funnels resist virtually all chemicals including hydrofluoric acid (5246T01 to T19) Teflon® TFE stopcock and housing Leakproof closure and stopcock Visible phase interface TFE housing eliminates need for lubrication which reduces the possibility of…

Ensure complete sample transfer in your laboratory with these disposable polypropylene weighing funnels that are designed to fit in volumetric flasks. One side of the funnel is flattened so you can set the funnel flat on a balance.  Small size fits volumetric flask volumes (mL) of 5, 10,…

Buchner funnel includes fixed perforated plate. Funnels are glazed on inner and outer surfaces except for the rim. Thermal Shock Resistance - average coefficient of expansion from 20° C to 200° C is 3.56 x 10-5, gradually increasing to 4.69 x 10-5 at 1050°C. Every batch of…

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.…

These polypropylene powder funnels feature a wide spout for easy transfer.

KIMAX® funnel with a short, wide stem Constructed with a heavy uniform wall and a strong, fire-polished rim and stem to provide a long service life Funnel has a high resistance to chemical attack and mechanical and thermal shock Designed from ASTM Specification E1095, Type IV…

Utilizes PVC-coated borosilicate glass, which helps contain glass and contents should breakage occur Chemically and thermally resistant Excellent optical clarity Mechanically durable Autoclavable or microwaveable at 121°C (250°F)

Side operated screw feed instrument for addition of powders and solids, up to 25 mesh, to reactions without problems of seizing or binding. Features a flexible PTFE screw thread wrapped on a precision PTFE-ceramic shaft and contained within a precision bore housing.This offers a unique flexibility…

For use without filter paper Offered in nine sizes and three porosities Pore sizes 40 to 60 µm = C, 10 to 15 µm = M and 4 to 6 µm = F With square-cut, fire-polished rim These funnels are especially useful where filter paper would be attacked by the material…

Designed for particulate or biological contamination analysis of small volumes using a vacuum filter. Includes a fritted glass filter support and No. 5 perforated silicone stopper for easy attachment to a vacuum filtering flask. Membrane filters are not included. Thick prefilters or laminated…

Replace glass lab funnels with Thermo Scientific™ Nalgene™ Utility Funnels, which are an excellent shatter-proof alternative.  5207H70 and 5207H78 are made from shatter-proof, autoclavable polypropylene 5207H86 has a large throat opening for faster transfer of materials…

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 and funnel sections ensures no…

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.

Set of seven neoprene adapter cones designed to fit Buchnew and fritter glass funnels, porcelain filters without headpieces, and for reverse flow cleaning for filter crucibles. Adapters can be used to support funnels, Gooch crucibles, filter tubes and other apparatus in filtration…

These 125mL PYREX® cylindrical separatory funnels are graduated to show approximate capacity, The PTFE plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination.

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…

These Separatory Funnels are made from quality borosilicate glass, and come with a glass stopcock. They are commonly used in liquid-based extractions to separate the parts of the mixture into two solvent phases of different densities. PRODUCT WARNINGS WARNING: This product can expose…

Sterile, disposable, 250 ml plastic funnels specifically designed for microbiological testing of pharmaceuticals, food, beverages, water and other liquids. Used in combination with a gridded membrane filter and vacuum manifold system such as the Combisart.

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

Fully compatible with the Shandon CytoSpin® Centrifuge, Simport CytoSep™ Cytology Funnels can be used to deposit a thin layer of cells in a clearly defined area of a microscope slide. The filter card absorbs any excess fluid. These Cytology Funnels have the filter cards pre-attached for…

Made of either polystyrene or polypropylene Both are tapered at a 60° angle with inside fluting.

Large funnels are ideal for filling drums, barrels, tanks and carboys providing ample volume and fast flow. The two smaller sizes have a handle at the rim for added stability. Molded of natural polypropylene plastic Steam autoclavable at 121°C (250°F)

Borosil® Separatory Funnels use a self-lubricating, replaceable PTFE stopcock that does not require grease or lubrication in order to achieve fine, smooth control of flow. Glass pennyhead stoppers included. Borosil® Boroflo Separatory Funnels has best performance in the world. …

Filter Funnel, Microscale, Synthware, Joints: 14/20, Disc OD: 20mm, Disc Porosity: Medium.

Cylindrical with joint at top and bottom, drip stem, and double scale graduations, calibrated from stopcock. Drip stem does not extend beyond the joint, thereby eliminating a possible source of breakage. Metering valve stopcock plug.

Available in 3 volumes and 3 lengths with 60° side angles. These ribbed long stem funnels are made from food grade polypropylene and take standard size filter papers. Ideal for hard to reach areas with or without narrow openings.

Utility funnels made of polypropylene. They are inexpensive, lightweight and designed for general use.

Glass stopcock and glass stopper Stem length of 65 mm