Round bottom, single neck flask with stopcock septum port side arm for use with air-sensitive material. Features a PTFE, 2mm bore stopcock. Available in standard wall and heavy wall versions. All flasks supplied with a 9096-32 septum.

Replacement evaporator flask for Buchi rotary evaporators. Pear shaped heavy wall with a standard taper single neck. Safety coated.

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…

Round bottom flask with five necks arranged 3 in-line, one standard taper front and one #7 Ace-Thred front (ideal for suspending a thermometer or probe). All necks are vertical. Available in heavy wall. Supplied complete with a 5029-10 nylon bushing an

1L or 2L jacketed general purpose bench top reactor system supplied complete with everything necessary for operation. The system is designed so that all wetted surfaces are glass and PTFE for maximum chemical compatibility. A small overall stand footprint and flexible drive shaft combination allow…

Cylindrical form, silvered and evacuated. Furnished with an aluminum base. Exterior, including base, is coated with a tough, resilient, baked-on plastic which does not rupture if flask breaks. Intended for use with liquid nitrogen. Performance is not g

Round bottom flasks, three vertical necks, standard taper outer joints, standard and heavy wall. Flasks feature a flare-out directly below the center joint to facilitate cleaning and removal of stir blades.

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

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,…

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

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.

Large receiver/evaporator flasks for use with Heidolph 20L rotary evaporators. Flasks are fabricated from blanks selected for balance and quality with carefully welded necks to provent "rotational whip". Receiver flask has a polished 40/25 joint, side neck is a GL-18 thread with solid cap. Bottom…

Thomas Nos. 1165M15, 1165M16, 1165M17, 1165M18, 1165M19, 1165M20, 1165M21 Jacketed cylindrical flask with flush seal and beaded pipe²inlet and outlets. The flask is graduated on both sides²which allows for either left or right hand orientation.²Features a Schott-Duran style o-ring…

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,…

Generally used for the determination of ammonia in water. Joints are standard taper 24/40.

For concentration of materials in volatile solvents. Combines rapidity, simplicity and quantitative efficiency including minimization of entrainment escape and transfer losses. Available in 250ml, 500ml, 1L flasks, with a 19/22 inner joint on bottom of flask, 24/40 on top. Choice of Snyder or…

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.

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

Round bottom flask with four necks arranged 3 in-line and one at 90 degrees. 500ml and smaller flasks have angled side necks while larger sizes feature vertical necks. Available in heavy wall.

Scale-Up Series™ jacketed cylindrical flasks with Easy Drain glass valves and KF flange inlet & outlets. The flask is graduated on both sides allowing for either left or right hand flask orientation. The Easy Drain valve is designed to prevent accidental removal when opening and incorporates…

Dual purpose flask features the TWISTLOR ACE-Seal: simply push adapter head and flask together, turn 90 degrees. Flange on flask has two ground-flats opposite each other that allow Nylon retainers on adapter head to pass over. O-Ring positioned in head

All PTFE reactor body, component of our 6390 PTFE Filter Reactor product family.

Quartz boiling flask.

Borosilicate glass filtration apparatus accomodates 75mm membrane filters. The new design utilizes a PTFE 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,…

Full size 24/40 jointed, low holdup, short path still, original plain version or jacketed with indents. Extension tube from still body allows positioning of drop directly over receiver flask. Gas inlet tube is positioned in distillation flask with 5028 Adapter and secured with a #7 Ace-Thred.…

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

Borosilicate glass receiving flask for all large scale rotary evaporators. Available in safety coated or plain glass. Side neck includes a SVL thread vent cap. Bottom inner ball joint includes CAPFE o-ring. Dark amber coated glass version is also available.

A compact fractionation unit for distilling small quantities in a vacuum, and for ordinary separation. Column is vacuum jacketed. Indents are positioned to cause the vapor to follow a spiral path, adding to the efficiency of the unit. Approximately three theoretical plates at 60mL/hr. Hold up to…

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.

Two neck, one center and one angled side neck, round bottom flask with standard taper joints. Available in standard wall or heavy wall.

Used in testing for soluble and insoluble cyanides in water. Basically conforms to ASTM D 2036 (excluding modifications). Flask is 1L with 24/40 joint and #7 Ace-Thred permitting variable depth positioning of fill tube which has a float valve for added protection against boil back. Jacketed still…

Round bottom flask with four necks arranged 3 in-line and one #7 Ace-Thred neck (ideal for suspending a thermometer or probe) at 90 degrees. The 500ml and 250ml sizes have angled side necks while the larger sizes feature vertical necks. Available in he