Specialty Flasks

Round bottom, HEAVY WALL, four neck flask with standard taper outer joints on the center and vertical side necks.

European style, tapered walls with shallow bottom for more efficient magnetic or mechanical half-moon shaped paddle stirring. Supplied with center neck, two side necks. Available with 1 additional #7 Ace-Thred or 2 additional #7 Ace-Threds complete wit

Fully jacketed, european style flasks with tapered walls and shallow bottoms for more efficient half-moon shaped paddle stirring. Jacket has hose connection inlet/outlet. Available in three necks or 5 neck version featuring two #7 Ace-Thred joints with

Corning Spinner Flask Aseptic Transfer Caps will enhance the productivity of your cell culture operations when adding or removing medium and cells. Aseptic Transfer Caps are sterile (10?6 SAL), individually double bagged and fit the side arms on 3L Corning Disposable Spinner Flasks (Cat. No. 3563)....

Lower body of flask has a hemispherical shape to afford continuous flow of heavier fractions to concentrator tube during reflux. Top joint is a 24/40 outer while the lower joint is a 19/22 inner. Available with and without hooks on the lower 19/22 inner joint.

These borosilicate glass cylindrical reaction vessels have a tooled flat flange with an O-ring groove for a greaseless seal. Suitable for vacuum operation. Wall thickness is uniform throughout flask. Note: Use LG-7316 clamps.

SYNTHWARE modified Schlenk flask with a standard taper outer joint and a 2mm bore PTFE stopcock in side arm. The Kjeldahl shape permits easy transfer of liquids and solids. The lower portion of the flasks fits standard heating mantles to facilitate heating and stirring.

Round bottom, HEAVY WALL, three-neck flask with standard taper outer joints on the center and side necks. Entire body of the flask is jacketed and has two hose connections for circulation of heating or cooling liquid.

Blanks for fabrication of single or multi-neck flat bottom flasks. NOTE: NECK IS UNFINISHED, FLASK CANNOT BE USED WITHOUT MODIFICATION OF NECK.

These jacketed, cylindrical borosilicate glass reaction vessels are without constriction at the top and have a flat bottom. They feature sturdy walls and a tooled flat flange with a surface ground to assure a tight seal. There is a gently sloping contour at junction of side wall and bottom, thus...

Chapman Specific Gravity Flask determines percentage of surface moisture and voids in fine aggregates Upper and lower bulbs contain 175ml and 200ml Stem is graduated from 375—450ml

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...

Rugged cylindrical flask with neck opening of 4" with side indents for improved stirring characteristics. Uses 6496 clamp for securing flask head. For use with 6478 heating mantles.

Storage flask sidearm has a 9mm OD tubulation for use with 3/8" Cajon® connections. Chem-Vac™ Chem-Cap® valve is used to control gas or liquid flow into the vessel.

Three-neck or four-neck flask top with a flat ground flange for use with cylindrical and spherical flasks having the same ID Manufactured from 33 expansion, low extractable borosilicate glass conforming to USP Type I and ASTM E438, Type I, Class A requirements

Round bottom single neck flask having a standard taper outer joint with a Chem-Vac™ Chem-Cap® valve sidearm. Plug may be removed for sampling from flask while a purge of inert gas is maintained thru the sidearm. Valve size is as listed.

Pear shape HEAVY WALL flask with a standard taper outer joint. Reinforce your laboratory's capabilities with Chemglass' Heavy Wall, Pear Shaped Flasks. Engineered with a robust design, these flasks are ideal for demanding chemical processes including distillation and reaction procedures. Their...

KIMAX flask used in determining Saybolt viscosity of petroleum and bituminous materials. As described in ASTM test methods D88 and E102 Heavy walls and reinforced top Graduation ring blasted on neck Calibrated to contain Marking spot Manufactured from 33 expansion, low extractable borosilicate glass...

Ai 35/20 standard taper joint, heavy wall 1000mL round bottom receiving flask. Across International's Heavy Wall 1L Round Bottom Receiving Flasks are crafted for durability and safe liquid handling in various laboratory applications. The thick-walled construction provides enhanced resistance to...

SYNTHWARE modified Schlenk flask with a standard taper outer joint and a 0-4 mm high vacuum valve in the side arm. The valve has a PTFE o-ring at the tip. The Kjeldahl shape permits easy transfer of liquids and solids. The lower portion of the flasks fits standard heating mantles to facilitate...

SYNTHWARE Schlenk storage tube with a high vacuum valve. The valve has a PTFE O-ring at the tip and a PTFE wiper to protect the O-rings on the shaft. Valve is used to control liquid or gas flow into the vessel.

Flat ground flange for use with all Reaction Flasks that have a 100mm (4") Duran ground mating flange. Supplied with three in line ground joints and one or two 90 degree joints. For thermometer or probe adapter, see our 5028 series. For clamp, see 6517.

These corrosion- and leach-resistant flasks are excellent for rotary evaporation and distillation of high-purity chemicals. They are manufactured from PFA (a perfluoroalkoxy polymer) for excellent resistance to heat and chemical contamination, as well as smooth surfaces that greatly simplify...

CELLine Flasks are ideal for monoclonal antibodies and expressed recombinant cellular protein production. Viable in vitro alternative to using mouse ascites, standard cell culture or tissue culture products. Bioreactors utilize innovative membrane technology to separate the cell cultivation area...