Reaction Vessels & Flasks

Reaction vessels are crucial in laboratories for conducting chemical reactions under controlled conditions. These vessels, also known as reaction flasks or pressure reaction vessels, are designed to handle various chemical processes, from simple mixing to complex reactions that require precise temperature and pressure control. The versatility of reaction vessel chemistry makes them indispensable for experiments and production processes across Scientific diSciplines. They are crafted from materials that resist chemical corrosion and withstand high pressures, ensuring safety and durability. Features like transparent walls for monitoring reactions and compatibility with heating and cooling systems add to their functionality, making them a foundational tool for researchers and professionals seeking reliable and efficient reaction solutions.



Also available at Thomas Sci are our glass joints for laboratory applications.

Reaction Vessels & Flasks

Products (54)

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  • Sublimation Apparatus, Vacuum

    Large scale sublimation apparatus constructed of heavy wall glass. Will sublime 100gms of solid sample. Cold finger tube positions in center neck and is held by a plastic bushing to a threaded condenser flask. All joints are PTFE-Clad to eliminate the use of grease and still avoid freezing. Kettle...

  • Tool Set, Process Reactors

    Precision crafted 17-piece tool set which includes a variety of tools to handle basic assembly, repair and maintenance on process reactor systems. Includes 1 each of the following: CG-1963-B-40    Plastic Tool Box, 19" W x 10" D x 9" H. CG-1963-B-31   ...

  • Storage Vessels, Cajon, Airfree®, Schlenk

    Storage vessel 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.

  • Reaction Vessel Lids, PTFE, 150mm

    Reaction vessel lid is constructed entirely of PTFE. Low-form lid has nine openings: (A) center neck 1"; female NPT for PTFE standard taper adapter, (B) side necks 1"; female NPT, vertical for PTFE standard taper adapters, (C) side neck 1"; female NPT with 10° X 10° compound...

  • Adapters, Beaded Pipe, Stainless Steel

    Stainless steel transistion adapter from beaded pipe on the inlet/outlet of the reactor to M16 x 1 or M30 x 1.5 male. Used to connect fluid transfer hose to the vessel. Adapters require the beaded pipe couplings for connection to the vessel. Two are required per reactor.

  • Condenser Set with 20L Receiving Flask for Ai Glass Reactors

    Condenser set with 20L receiving flask for Across International 10L, 20L, 50L and 100L glass reactors

  • Peptide Synthesis Reaction Vessels, Jacketed, Lower Drain Valves

    Cylindrical, jacketed, peptide synthesis reaction vessel having a coarse porosity fritted resin support. The vessel is constructed with a flange having a groove formed in the sealing surface of the flange. Flange is also ground to permit a greased seal with any of the corresponding lids. Lower...

  • Head, Pressure Reaction, with Ace-Threds

    Rugged, heavy wall head for use with 6384, 6386, 6388, 6423, 6425, 6427, or 6429 reaction flasks. Duran flange supplied with a shallow O-Ring groove for use with mating grooved flask. #15 Ace-Thred center and various #15 and #7 side necks available allow connections under pressure conditions without...

  • Tubes, Reaction, Single Neck, Airfree®, Schlenk

    Cylindrical shaped tube useful for storage or simple reactions with a standard taper outer joint at the top and a Chem-Vac™ Chem-Cap® valve sidearm. Plug may be removed for sampling from tube while a purge of inert gas is maintained through the sidearm. Valve size is as listed.

  • Reaction Vessels, Cylindrical, Jacketed, Morton Indents, Lower Drain Valves

    Similar to CG-1930, but with morton indentations to increase agitation during stirring. Supplied complete with two polypropylene hose connections and two screw caps. For clamp see CG-141 or CG-141-T. For o-ring see CG-147. Please Note: Morton Style Reactors/Flasks Not Suitable For Vacuum

  • Pressure Reactor, Two-Piece, Jacketed, Bottom Outlet

    Complete, two-piece, jacketed flask with bottom outlet, pressure reactor system designed to perform low to moderate positive pressure reactions, synthesis and catalysis. Reactor capacities range from 500ml to 5000ml and use Ace-Threds to achieve a leak-tight system. Two-piece (flanged flask and...

  • Ai Single Jacket Reactor w/ Explosion-Proof Motor & Controller

    Ai R-ex series jacketed glass reactors are designed for synthetic reaction of different types of materials in a controlled temperature and vacuum environment. Each reactor features adjustable stirring speeds and a constant pressure feeding funnel that allows you to add material to the vessel at a...

  • Resin Reaction Flasks And Supplies

    Corning PYREX® Kettles Designed for long life and maximum safety Wide mouth, which permits easy access to interior for cleaning Cover of heavy-pressed construction Lower sections are mold-blown for maximum resistance to mechanical breakage Offers a broad range of sizes Includes flask and cover;...

  • PTFE Baffle Cage, 4-Blade

    PTFE Baffle Cage, 4-Blade, 100mm ID Flange, for 1,000mL Vessel. PTFE insertable 4-blade baffle cage system for CG-1929-X series 100 and 150mm reactor systems. Baffle assembly has 4ea PTFE rectangular baffles attached 90 degrees apart to a 100 or 150mm flange ring. Flange ring is inserted between the...

  • Pressure Reactor, One-Piece, Jacketed, Bottom Outlet

    Complete, one-piece, jacketed flask with bottom outlet, pressure reactor system designed to perform low to moderate positive pressure reactions, synthesis and catalysis. Reactor capacities range from 500ml to 5000ml and use Ace-Threds to achieve a leak-tight system. One-piece design features a 25mm...

  • Single-Jacketed Reactor Vessel

    Across International

    Across International replacement single-jacketed 20 liter glass reactor vessel, specially made for Across International R20, R50f and R100f series 20L, 50L and 100L jacketed glass filter reactors.

  • STEM RS1000 Reaction Stations

    Electrothermal (Cole-Parmer)

    The STEM RS1000 Reaction Station has 10 positions that can be programmed to run at the same temperature and stirring rate simultaneously. It can be used for a wide range of applications from simple synthesis in the laboratory to process optimisation in industry. Key Features 10 position reaction...

  • Peptide Synthesis Vessels, Solid Phase

    Solid phase peptide synthesis vessel having a medium or coarse porosity fritted glass resin support. Top of the vessel has a GL thread and is supplied complete with a PTFE lined PBT screw cap. Lower PTFE stopcock has a 2mm bore with the arm being 8mm O.D.

  • PYREX® Hollow Combination Standard Taper Joint and Reagent Bottle Stoppers

    These hollow PYREX® 14/20 Standard Taper joint and bottle stoppers are closed at the bottom. They are interchangeable with standard taper joints and bottle stoppers of the same size. These hollow stoppers are light in weight, yet very strong to reduce chipping and breakage, thus minimizing...

  • Reaction Vessels, Cylindrical

    Cylindrical reaction vessel constructed with a flange having a groove formed in the sealing surface of the flange. Flange is also ground to permit a greased seal with any of the lids CG-1940 through CG-1946. For clamp see CG-141 or CG-141-T, for o-ring see CG-147.

  • RS9000 Heater/Shaker Reaction Stations

    Electrothermal (Cole-Parmer)

    The RS 9000 Heater/Shaker Reaction Station can be used within a robotic workstation or as a stand-alone apparatus within the lab. On a robotic platform, heating and shaking cycles can be controlled by external software or as part of a fully automated system, through the RS232/ RS485/ GSIOC ports;...

  • PTFE Baffles, Process Reactors, 300mL thru 5L

    Unique baffle system for benchtop process reactors from 300mL to 5L. Designed to increase agitation in the reactor and mimic baffles found in larger glass lined reactors. PTFE jacketed stainless steel provides excellent strength and chemical durability. Features: Adjustable Rectangular Baffle. PTFE...

  • Adapters, Filter Reactors, Lower Outlet

    Glass filled PTFE adapter for use with side outlet of the CG-1949-F / CG-1959-F Filter Reactor Base or the CG-1968-Q zero dead space detachable valve. Adapts 1" beaded pipe to a Male NPT. Requires a CG-1968-66, 1" beaded pipe coupling.

  • Drain Valve, Zero Dead Space, Gl Heavy Duty Threads, Pilot Plant, 3” Beaded Pipe, for use with CG-1968-W 400mm ID Reactors

    Features:  Glass Body Features a Heavy Duty GL Style Glass Thread Auto-Stop When Opening the Valve Anodized Aluminum Control Knob is Laser Etched with Directional Arrows for Opening and Closing the Valve Zero Dead Space  Perfluoro O-Rings on Tip and Plunger. The “Zero Dead...

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