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…

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.

Ai heavy wall Buchner funnel with course frit, allowing you for vacuum filtering and separating solids from liquids.

These borosilicate glass cylindrical 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 preventing…

SYNTHWARE round bottom single neck reaction flask with a standard taper outer joint and a 2mm bore glass stopcock sidearm. Useful for sample storage and simple reactions. The stopcock has a constant pressure retention device.

Overflow measuring flasks are a simple and very precise way to conform to fixed volume instructions. They are available in different sizes for different measuring ranges with the respective sample volumes.

SYNTHWARE storage flask with high vacuum valve and side arm. Valve has a PTFE o-ring at the tip and PTFE wiper to protect the Viton o-ring on the shaft.

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.

Made entirely from stainless steel, these clamps firmly hold reaction vessels with Duran® flanges, and lids together. Quick release mechanism has a screw adjustment for tension control of flange.

Used to connect two pieces of glass with flat flanges of the same diameter, these stainless steel horseshoe-shaped clamps are uniquely designed. Adjustable tension springs that secure even pressure over the flange area, may be slid on or off easily - thus facilitating assembly and disassembly of…

These cylindrical borosilicate glass reaction vessels are jacketed with 1/2" hose connections. They 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.

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.

Featuring a center neck and three side necks with full length outer Standard Taper joints, this borosilicate glass 4-neck reaction vessel lid/cover has a 6-5/8" flange O.D. and comes with a size 359 O-ring. Designed to be used with 2000mL, 3000mL, and 4000mL cylindrical reaction vessels…

Cylindrically shaped, the upper end of these borosilicate glass reaction kettles are tooled to obtain a thickened portion and flat top.The finely ground tops create a leak-proof fit with covers LG-8030 to LG-8050, ML-1285 and ML-1286.

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…

SYNTHWARE transfer/storage flask for long term storage of deoxygenated solvent. Recovery of solvent is done thru the valve body using a cannula or syringe.

Featuring a center neck and two side necks with full length outer Standard Taper joints, this borosilicate glass 3-neck reaction vessel lid/cover has a flat flange. For use with large capacity cylindrical reaction vessels, 2000mL, 3000mL and 4000mL (LG-8082, LG-8084, LG-8085, and LG-8089). Flange…

Kohlrausch, Class A Borosilicate glass Calibrated to contain 20°C Mouth enlarged for easier introduction of sample Meet NBS requirements

Iodine flask with size 22 stopper Size 22 PTFE standard taper stopper is included A durable matte-finish ceramic enamel marking spot takes writing and erases easily Designed from ASTM Specification E1404, Type II, Class 3 requirements

For the determination of the iodine number of oils, fats and waxes by the Wijs and Hanus methods Flaring, funnel-shaped lip and Standard Taper 22 stopper

These borosilicate glass 4-neck reaction vessel lids/covers have a contact surface that is finely ground to provide a tight seal. Featuring a flat flange, these pressed lids have a center neck and three side necks with outer Standard Taper joints. Use LG-7316 clamps. NOTE: LG-8081 for use with…

SYNTHWARE cylindrical reaction tube with standard taper outer joint and 2mm bore glass stopcock sidearm. Useful for sample storage and simple reactions. The stopcock has a constant pressure retention device.

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…

Similar to 9833-05 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 three 14/20 side necks. Code -35 includes our 7506-10 #25 Ace-Thred bushing used to secure a…

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

These jacketed, cylindrical borosilicate glass reaction vessels have four indentations for improved stirring. They 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. Jacket has 1/2" hose…

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…

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…

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.

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

Round bottom, borosilicate flask with two necks and a side port with either a 2mm glass stopcock or a 0-3 Inlet valve. Excellent flask for reactions and NO-AIR or vacuum applications. Side port is available with either a 2mm glass stopcock or a 0-3 Inlet valve with 8mm end for use of a rubber septa.

SYNTHWARE round bottom two neck reaction flask with standard taper outer joints and 2mm bore glass stopcock sidearm. Useful for sample storage and simple reactions. The stopcock has a constant pressure retention device.