Laboratory Funnels

Cylindrical style addition funnel with a PTFE adjustable bore metering plug. Turning the adjustment knob allows flow rate to be controlled from dropwise to full flow. For replacement stoppers see CG-3000.

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 Each...

•Sit flat on balance - No rolling, no spilling! •Pouring necks designed to fit volumetric flasks, micro-tubes or any narrow neck apparatus for spill free transfer •Residual sample can be rinsed to guarantee 100% transfer •Suitable for safe handling of hazardous materials •Available in five different...

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

Safe and Fast Sample Transfer. Antistatic funnels in a 50-pack for secure powder weigh-in to volumetric flasks Safe Weighing SmartPrep is an innovative single use consumable made of antistatic material. Flexible Design SmartPrep fits most flask sizes. Efficient Weighing Simply and securely weigh-in...

Jacketed version of 7297 series addition funnels. Jacket runs from shoulder at top of vessel to above the PTFE stopcock. Has size D hose barbs for 3/8in ID tubing. Pressure equalizing arm runs from top of vessel to just below the PTFE stopcock. Graduat

Lightweight polypropylene funnels with ribs that prevent air locks, allowing rapid filtration Autoclavable to 121°C Made from food grade plastic

The 90 mm filtration apparatus with replaceable fritted glass support is recommended for large volume filtration analysis of corrosive liquids or samples with high particulate loads. The glass support disc can be replaced if it becomes clogged or if sample-to-sample contamination is a concern Like...

Manufactured from type 1 class A borosilicate glass Receiving vessel is placed under bell to maintain sterility during filling

These 125mL PYREX® glass separatory funnels have Polytetrafluorethylene (PTFE) No. 2 Product Standard stopcocks and inner and outer 19/22 Standard Taper joints. The PTFE plug fits into the micro-finish barrel. The plug also reduces freezing problems and grease contamination. For replacement PTFE...

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 and is made...

Polysulfone Durable and non-toxic Screw-type closure holds membrane in place Autoclavable Can be used with any filtering flask or manifold that accepts a suitable rubber stopper with hole. Includes one easy-to-use, no-twist Nalgene® vacuum gasket, which can replace a No. 7 or 8 rubber stopper with 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 compression seal with funnel stem, bottom joint,...

Borosil® Short Stem Funnels are built for durability and long-term use. Funnels have 60° bowl angles for perfect fit with filter papers. Used for filtration and decanting of a wide variety of liquids. Built from Borosil's world-renowned 3.3 borosilicate, low-expansion, chemically...

Useful in pouring powders or liquids into ground joint containers. Available with standard taper or spherical inner joint. Funnels without joints listed under 7242.

With heavy walls for greater durability when pouring powders or liquids into multi-neck flasks. Ideal for precise laboratory applications, this offset powder funnel is specifically designed for the safe and efficient transfer of powdered substances. It sports a heavy-wall construction that ensures...

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

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...

Flast flowing with Fritware® Porous Plates HDPE with sealed-in, polyethylene filter plate of coarse porosity (90-130 microns) Offer good retention and fast flow under vacuum Can be used with or without filter paper Use below 52°C (125°F)

Lightweight and durable Bottom and top can be separated for easier cleaning Autoclavable

•Sit flat on balance - No rolling, no spilling! •Pouring necks designed to fit volumetric flasks, micro-tubes or any narrow neck apparatus for spill free transfer •Residual sample can be rinsed to guarantee 100% transfer •Suitable for safe handling of hazardous materials •Available in five different...

Use these economical sterile disposable filter funnels to perform microbiological QC testing and analysis of water, food/beverage, raw material and finished product. The squeeze and twist funnel is easy to remove for retrieval of the CN membrane. Economical, disposable and sterile Features a...

The 8" Eco Funnel is make of HDPE and has a 2000mL fluid capacity. Features an easy to use lid, gasket and positive latch to close the lid and maintain an airtight seal. A filter is also built into the interior to reduce the loss of magnetic stir bars and other items when emptying the contents...

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