Laboratory Funnels

Avoid breakage and corrosion with Thermo Scientific™ Nalgene™ Heavy-Duty LDPE Funnels, the toughest large funnels available. Lighter weight than glass or metal funnels, these low density polyethylene funnels provide you with long-term use. Durable large funnels are designed for...

KIMAX funnel constructed with heavy uniform walls and 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. The 58° funnel angle is a Kimble exclusive, formed to an exact angle for rapid filtration. The...

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 assemblies These...

The Glass Funnel for Conv Base is designed for efficient filtering applications, providing reliable performance in laboratory operations. Made from high-quality glass, it ensures chemical resistance and clarity, facilitating precise observation during use. Its conical shape aids in smooth and rapid...

The Vac-Ring Filter Seal is a black neoprene gasket that fits Buchner funnel stems up to 22mm (7/8") diameter. Increase filtration flow rate by blocking ambient air flow during vacuum filtration. Fits Buchner funnels on vacuum flasks and regular funnels used over beakers

High Quality Slide Preparation Funnels Guaranteed for Use with Popular Cytology Centrifuges Available with either single or double sample chambers
Designed for single use only with pre-attached white or brown filter cards
Available both with a disposable plastic slide clip attached and without...

Large capacity globe shaped separatory funnel with a choice of glass or PTFE stopcock. Stem length is approx. 130mm below the stopcock on all sizes. For replacement stoppers see CG-3018 for #38, CG-3000 for 45/50.

Plastic powder funnels feature a wide stem and are autoclavable. Powder funnels are translucent and allow for the passage of larger particles. Economical, fast and efficient powder funnels. Set contains 2 each sizes: 65, 100, 150. All sizes of 342555 series powder funnels except 150mm are now...

Funnels. High-density polyethylene. These funnels are ideal for many applications in the laboratory and industry. Upper portion of funnel is straight sided, helps prevent spill-over. Maximum temperature for high-density polyethylene is 110°C.

Supplied with a round glass stopper and a PTFE stopcock plug Lower stems have an i.d. that allows for more complete seperation and eliminates the necessity of emptying the funnel

Caplugs Evergreen funnels feature internal ribs to promote faster flow and external ribs to help prevent airlock. Polystyrene (PS) funnels are appropriate for use with mild acidic or alkali solutions. Polypropylene (PP) funnels are suitable for use with organic solvents and stronger acids and...

Disposable filter funnel for solid-liquid separation can be used in chemistry and biological laboratories. The molded funnel has a 10 micron polyethylene fritted disc. Polypropylene filter funnel is designed for use with the CG-1049-J style glass vacuum adapter and a flask or vial. The CG-1049-J...

Exceptional Clarity for Phase Interface Visibility Durable, polypropylene plastic translucent separatory funnels are resistant to most chemicals, including hydrofluoric acid. Features a 4mm stopcock plug of non-stick PTFE and screw cap closure Steam autoclavable (except stopper) at 121ºC...

Facilitates the delivery of free-flowing, granular solids into reactions. Pressure equalizing arm is equipped with a vented stopper for air-free operations and also permits access into the delivery stem for easy clean-out. One piece, easily removed grooved PTFE auger delivers powders at a uniform...

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 you to...

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 readily...

These are so easy to use, and improve turn-around time while giving more diagnostic information. Being totally disposable, they eliminate time-consuming decontamination and cleaning. They are safe to use and reduce the risk of exposure to pathogenic samples. They also decrease the possibility of...

Large plastic funnels made of polyethylene. Big plastic funnels are designed for transferring liquids. Maximum temperature for HDPE is 110°C.

These 6L PYREX® pear-shaped separatory funnels have glass No. 10 Standard Taper stopcocks and strong, hollow No. 38 Standard Taper glass stoppers. For replacement glass Standard Taper stoppers, see No. 7650; for stopcock plugs, see No. 7680; for retaining clips, see No. 7280.

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.

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 contamination. Funnels are...

Cylindrical style addition funnel with a standard taper top outer joint and lower inner joint, both being the same size. With pressure equalizing arm and PTFE stopcock. Funnels with 14/20 and 19/22 joints are supplied complete with a stopper. For replacement stoppers see CG-3000.

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)

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)