Buchner funnels available with medium porosity (45-90 microns) or coarse porosity (90-130 microns). Fixed and removable filter plates are 6.4mm (1/4") thick high density polyethylene with a non-porous circumference to better fasten filter paper to the plate. Buchner funnels are also available…

for 47 mm filters with glass support, NS 40/35 joints, 4 L flask (included) Funnel volume is 1000 mL General description Same as Z290432 but with NS 40/35 jont (male on flask, female on funnel support) instead of rubber stopper. Vacuum filtration apparatus for HPLC solvent…

These borosilicate glass Sintered Funnels have a porous filtering plate. They come in three sizes and two levels of porosity . PRODUCT WARNINGS WARNING: This product can expose you to chemicals including lead, which are known to the State of California to cause cancer, birth defects,…

Inside flutings for rapid filtration For use in flasks or test tubes without filter rack

Good quality glazed porcelain. Acid and alkali resistant. Sold as eaches.

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…

Heavy-duty polypropylene (PP) powder funnels feature a large bore, making them ideal for use with powders, larger particles and viscous liquids. Funnel has molded external ribbing to prevent air lock. Funnels are angled at exactly 60° for rapid filtration. Powder funnels accommodate standard…

Glass Long Stem Funnels, 60 degree angle, Stem length is 150mm.

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

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,…

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…

With fixed perforated plate Glazed except for rim

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

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…

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

Ribbed exterior, which permits free air passage when funnel is seated and prevents bridging Reinforced rim and smooth inner surface Autoclavable

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…

Polyproplylene funnels with volume markings. Available in a wide range of sizes.

Cylindrical, with standard taper 24/40 joint top and bottom. Supplied with 1:5 PTFE stopcock plugs which require no lubrication. Stopcock on equalizing arm permits filling funnel without having to open the system to atmosphere. Drip tip does not extend

Introducing the new Ai separatory funnel kits with all PTFE valves. A separatory funnel, also known as separation funnel, separating funnel, or colloquially sep funnel, is a piece of laboratory glassware used in liquid-liquid extractions to separate (partition) the components of a mixture into two…

Teflon® stopcock plug and Standard Taper polyethylene stopper Stem length of 65 mm PYREX® borosilicate glass body

Easy-to-clean two-piece, polypropylene plastic Buchner funnels include a molded in perforated plate. Lightweight; not top-heavy Steam autoclavable at 121°C (250°F) Use with Vac-Ring Filter Seal (1189N06) for quick filter setup

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…

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 porcelain is heat…

Thomas No. 1203L35 Freeze drying ampoule Type 1, class A borosilicate glass, flat bottom - ideal for freeze drying or cryogenic storage Neck has pre-drawn constriction to facilitate sealing Thomas No. 1203L36, 1203L37 and 1203L38 Freeze drying ampoule Type 1, class A borosilicate…

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 funnels are made from borosilicate glass and have a short stem. PRODUCT WARNINGS Our products are not toys . Use in a laboratory or educational setting only. Not for children 13 and under.

Ai 24/40 standard taper joint glass funnel.

Temporarily contain waste on the benchtop or under the lab hood using Thermo Scientific™ Nalgene™ Safety Waste Funnel Systems. Funnels feature the Easy Snap Safety Latch to minimize spillage if accidentally tipped over and a larger diameter funnel for easy pouring. The vent system helps…

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.

For standard filter papers Body is at 60° angle with internal ribs at 58° for rapid filtration Outside ribbing eliminates air lock Autoclavable

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…