Borosilicate glass filtration apparatus accomodates 47mm diameter membrane filters. The new design utilizes a nylon Ace-Thred adapter to join the glass funnel, filter flask and fritted disc together. This design eliminates the need for the clamping device, stopper and base piece. The unit is easy…

A multipurpose, round bottom flask with a single neck and sloping side wall. Designed for use as a recovery flask with rotary evaporators. Heavy wall product family members feature approximately 30% heavier wall weights.

Quartz boiling flask.

Round bottom flask with single neck with standard taper joint and a 8mm side outlet with either a 2mm glass stopcock or a 0-3 inlet valve. Ideal for Schlenk lines and either NO-AIR or vacuum applications. Includes one 9096-32 septa for side arm.

Round bottom flask with short neck and outer joint. Available in standard and heavy wall. Heavy wall approximately 30% heavier than standard wall. Used by glassblowers in fabricating single or multi-necked flasks.

Flat bottom, three neck flask can sit on stirrer hot plate with no further support. 250ml and 500ml sizes feature angled side necks while the 1000ml size necks are vertical.

Complete reaction assembly available in 12L, 22L, 50L and 72L spherical flask capacities. Unit is complete with heating mantle and controls, mechanical stirrer and controls, pressure equalizing funnel and pilot plant condenser.

Apparatus for converting simple and most complex cyanides into HCN and for from most interferences before measuring by titration or colorimetric analysis examination of industrial wastes and other water. Method is described in Standard the Examination of Water and Wastewater. Fourteenth Edition,…

Similar to Congealing Temperature apparatus described in U.S.Pharmacopeia, 1995, pages 1780, except this apparatus is supplied with Ace-Threds in place of rubber stoppers, where practical. #50 thread at center holds a test tube with a #25 bushing, open top test tube utilizes a rubber stopper to…

Borosilicate glass, round bottom reaction vessel. Supplied with 24/40 center neck and two 24/40 side necks. Fourth neck is #25 Ace-Thred on 500 mL for use with 7506-10 Bushing and O-Ring; #36 Ace-Thred on 1000 mL and 2000 mL sizes for use with 7506-12 Bushing and O-Ring to make a leak-tight…

Graduated, round bottom receiving flask for use with all rotary evaporators. 35/20 spherical outer joint will also mate to 35/25 ball joints. 250ml & 500mL size graduated in 10ml increments, 1000ml & 2000ml in 100ml increments.

Reactor is most useful in prep-scale photolysis and features tapered sides which assures full submersion using our 7825-34 or 7825-36 lamps within the supplied quartz immersion well. A 20% savings in reaction time over round bottom flasks. Additionally

Round bottom, heavy wall, pressure rated flask. All flasks come complete with a solid PTFE plug seal with front seal FETFE o-ring for better containment of product. Vessels are tested at 1.5x for a working pressure rating at 60PSI at 120°C. Flasks

Replacement flask for Buchi rotary evaporators. Round bottom flasks with a 35/20 single neck and safety coating.

New design jacketed receiving flask. Fits all rotary evaporators. Outer jacket has 28/15 o-ring ball joints to seal to chiller hoses. Has an SVL thread vent cap on side joint. Bottom DN25 ball joint has CAPFE o-ring. Jacket inlet and outlet ball joints have FETFE o-rings.

Round bottom,single neck,all PTFE boiling flask. Maximum temperature 260 degrees C.

Used for limit test for arsenic as described in European Pharmacopeia, 1997, page 51. Complete consists of 125mL conical flask with 24/40 joint, a capillary chimney with a pulled tip below 24/40 joint at bottom, #5 O-Ring joint at top with hooks for 3/4" springs, and an adapter tube with #5 O-Ring…

Shake style cell culture flask with beaded neck and three outside edge extra deep baffles. The extra deep baffles further enhance the mixing and oxygen transfer with the media.

Cell culture shake flask with three bottom edge baffles and three bottom baffles to greatly enhance mixing of cells in suspension and gas transfer to media. Ideal for use with reciprocating baths and shakers. Long style, straight neck accomodates either plastic or stainless steel closures, see Ace…

With tooled neck for uniform stopper fit. Side hose connection is #11 Ace-Thred that accepts a PTFE Tubing Connector with silicone O-Ring and Nylon bushing to make an easier, safer, more convenient vacuum hose connection. Two connectors are available:

Borosilicate glass filtration apparatus accomodates 25mm membrane filters. The new design utilizes a nylon Ace-Thred adapter to join the glass funnel, filter flask and fritted disc together. This design eliminates the need for the clamping device, stopper and base. The unit is easy to assemble,…

Trypsinizing flask with beaded neck and long side baffles. Ideal for converting homogenous tissue samples into cell suspensions by digestion of connective tissue. Heavy beaded neck accepts either cotton plugs or stoppers. The extra-deep baffles enhance vigorous agitation.

Designed for arsenic analysis by the diethyldithiocarbramate colorimetric method. Meets APHA Standard 104A, ACS/USP, and EPA specifications. All wetted surfaces are borosilicate glass or PTFE clad joints. Code -40 complete unit consists of one 24/40, 125ml erlenmeyer flask, one 24/40 to 12/2…

Fabricated from borosilicate glass with walls tapered inward toward bottom to allow operation with smaller volumes. 250 mL size supplied with #25 Ace-Thred center neck and three 14/20 side necks. All other capacities supplied with #36 Ace-Thred center neck and three 24/40 side necks. Use 7506-10…

Similar to 9843-04 Vessel except jacketed to provide active cooling from tap water or mechanical cooler. Jacket is cylindrical with flat bottom for greater stability. With #25 Ace-Thred center neck and two 14/20 side necks. Code -27 includes our 7506-10 #25 Ace-Thred bushing used to secure a…

Distilling round-bottom flask coated with Ace Instatherm. Designed to operate up to 360 & deg; C, heating response time is very rapid, (5° per minute), with very low thermal lag. Has vertical standard taper reinforced outer center neck and angled standard taper reinforced outer side neck.…

With three necks and PTFE plug (5mm bore on 5000mL, 4mm bore on all other sizes) stopcock outlet. Available in standard and heavy wall. Heavy wall approximately 30% heavier than standard wall. For stopcock plugs, see 8224. For heating mantle, see 12039

Round bottom flask with two socket joints.

Rugged cylindrical reaction flask Duran, flat, ground flange and O-ring groove, with an Easy Action Plug bottom outlet with Chemraz O-Rings for draining contents. For use with 6517 quick release clamp. Each flask is supplied with one CAPFE O-Ring (PTFE encapsulated silicone O-Ring). Plain silicone…

Rugged spherical reaction flask with Duran style flat flange with O-Ring groove, for use with 6517 Quick Release Clamp. Various valve and bottom fitting configurations available, see individual listings. each flask includes a CAPFE (PTFE encapsulated silicone) O-Ring. Plain silicon O-Rings are also…

Triple baffled, Nephelometer, culture flask with three outside bottom baffles. Side cuvette arm fits standard Nephelometers and specrophotometers. The side baffles promote better mixing and oxygen transfer. The 25mm long style neck accomodates either plastic or stainless steel closures, see Ace…

Round bottom flask with four necks arranged 3 in-line and one 10/30 joint at 90 degrees. The 500ml size has angled side necks while all other sizes feature vertical necks. Available in heavy wall.