Glass Valves

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Glass Valves
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  • Check Valve, All Glass, Synthware, Hose Connections OD: 8mm, with ground seat for liquid seal.

  • …under pressure PVC coated glass minimizes potential hazard Additional protection furnished with optional clear plastic shield - highly recommended 1/8” NPT Threaded hole in needle valve adaptor (4967A66, not included) takes valve fittings for controlled charge, pressurization…

  • With hose connection, joint and 1:5 solid PTFE 2mm bore stopcock plug with metering valve. For replacement plug, see 8232-14.

  • Schlenk Vacuum Sample Tubes

    Wilmad-LabGlass - SP Scienceware

    These borosilicate glass Schlenk sample tubes incorporate a grease-free high vacuum 0-4mm valve and are suited for pressure/vacuum applications. Ideal for reaction and storage of air-sensitive compounds. Sidearm can be connected to inert atmosphere/vacuum source or a manifold.

  • Stop Valve Assembly Glass

    Agilent Technologies

  • With a serrated hose connection (10mm O.D.) at left or right hand side. Main tube is 22mm O.D. and the distance between valves is 100mm center to center.

  • …the funnels onto it and get on with more important things without worrying about exploding glass. The Snorkel Stopper features a one-way check valve that automatically relieves gas pressure. The valve releases pressure of more than 1 pound and prevents direct air contact with the vessel. …

  • …chamber (C) allows for rapid purging with check valve protection of the inert gas source (D). The constriction of the large chamber prevents oil from being drawn back into the system. The small chamber (E) is equipped with a pressure release valve which is adjustable from 2 to 49 PSI (4 PSI is…

  • A 0-12mm Chem-Vac™ Chem-Cap® valve having an o-ring joint for connection to the right hand side of AF-0300-03 vacuum manifold. Adapter is available for #15, #25, and #30 o-ring joints. Complete gauge consists of a glass portion, a S.S. bushing drilled and tapped for 1/8 " NPT…

  • …2ea 24/40 outer joints. Drain valve is a 0-14mm with Perfluoro o-rings. Valve is offset from the bottom of the flask to permit solids to settle and not clog valve or damage the fluid pump head. Connection on the outlet of the valve is 1/2 " Swagelok® glass tubing for use with CG-1975…

  • Borosilicate glass valve adapter with various Hi-Vac valve sizes and (2) No.15 O-Ring joints. Ideal for assembling Schlenk or vacuum lines Comes with (2) size -116 FETFE O-Rings.

  • PTFE, large-scale, multi-paddle agitator design to accept pinned bottom valves, like our 6482 flush-seal valve. The pin helps reduce wobble or flexing at higher rpm. 19mm agitators will fit drilled type or knob type 8076, 8078 and 8079 shafts.

  • Gas balloon having a Chem-Cap® 0-4mm high vacuum valve.

  • Omni-Fit Valve NMR System

    Wilmad-LabGlass - SP Scienceware

    …Omni-Fit valve (OFV) is a complete accessory set Comprised of a 5mm end cap, 2 way valve, septum with cap, barrel coupler, and a vacuum connector Omni-Fit Sample tubes (507-OF-7) sold separately Additional septum (OF-30) are available in packages of 6 Due to the nature of glass,

  • With #7 Ace-Thred end valves that insure tight fit without grease. No stopcock plugs to pop out. Nylon bushing tightens into the internally threaded glass to form an O-Ring compression seal. Each bulb has a syringe sampling port and is supplied with two bushings, two FETFE O-rings and one septum.…

  • Solvent Still Head, High Vacuum Valves Capacity: 250mL Joints: 24/40 Valve Size: 0-4mm

  • PTFE, large-scale, multi-paddle agitator design to accept pinned bottom valves, like our 6482 flush-seal valve. The pin helps reduce wobble or flexing at higher rpm. 28mm agitators will fit drilled type 8080 shafts.

  • Glass Separatory Funnel Kits

    Across International

    Introducing the new Ai separatory funnel kits with all PTFE valves. A separatory funnel, also known as separation funnel, separating funnel, or colloquially sep funnel, is a piece of laboratory glassware used in liquid-liquid extractions to separate (partition) the components of a mixture into two…

  • 35/20 Socket joint to #7 Ace-Thred, 90 degree adapter with 0-5mm valve.

  • Bubbler has an integral valve to control the flow of inert gas into the system. Bubbler requires a minimal amount of oil due to the inner tube being within 5mm of the bottom. Both sidearms are 9mm OD for use with 3/8" Cajon®; fittings. Overall height is approx. 220mm.

  • …fluid lines with ease Select valves with on/off valves to control your fluid line Use with 1 to 4 mm OD tubing Quickly and easily connect semi-rigid tubing such as PTFE, ETFE, and FEP as well as rigid materials such as glass, PEEK, and stainless steel. Use the interchangeable…

  • …fine control is provided by 4 mm PTFE HI-VAC® valves. Sample contacts only PTFE and borosilicate glass. Beams are 1/2” (12.7 mm) O.D. with upper left and lower right ends open. Delivery ports are 9 mm O.D and the distance between the valves is 100 mm. Dimensions (mm): 8651N05: 300 L x 148…

  • Straight Bore Stopcocks with Glass Plug

    Wilmad-LabGlass - SP Scienceware

    These borosilicate glass straight bore stopcocks with straight sidearms include stopcock plugs and barrels that are ground to interchangeable Standard Taper specifications. Plugs (also sold separately) are solid and have a 1:10 taper.

  • Addition Funnel, High Vacuum Valves, Synthware, Capacity: 100 or 250mL available, Joints: 14/20 or 24/40, High vacuum valve has PTFE O-ring at tip and PTFE wiper to protect Viton O-ring on shaft.

  • …freeze-dry apparatus Flexible silicone rubber caps, which are placed over adapters in central port of cap to prevent loss of solids and cross-contamination Requires adapter for attachment to valves Comes complete with rubber top, glass bottom and a supply of filter paper and retainer rings

  • HT9 Glass Fiber Heating Tapes

    Electrothermal (Cole-Parmer)

    HT9 Glass Fibre Tapes are flexible heaters that are ideal for heating columns, pipes, valves and transfer lines, especially when these applications need to be observed. They can be applied to metal pipes as well as glassware. The HT9 Series Glass Fibre Tapes have an element wound on a glass fibre…

  • Synthware valved transfer adapter. The 0-4mm high vacuum valves have two Viton o-rings on the shaft and an integral PTFE o-ring on the tip. The standard taper upper outer joint and lower inner joint are the same size.

  • This straight high-vacuum valve is for use in vacuum applications up to 5 x 10-7 Torr. Designed with a precision external thread for fine control Can be used as a bleed up to 1/2 turn Full open position is at 1-1/2 turns Primary seal is made with a FKM o-ring on a tapered seat …

  • CHEM-VAC™ valve glass portion only. Valve has a single sidearm sealed at a 90º angle to the barrel. Heavy duty rounded coarse thread and precision formed tapered seat. Dimensions as listed.  PLEASE NOTE: THE 0-20mm BORE SIZE IS OUR PREVIOUS STYLE CG-500 SERIES VALVE WITH COARSE…

  • CHEM-VAC™ valve glass portion only. Valve has two sidearms sealed to the barrel at a 180º angle to one another and on the same plane. Heavy duty rounded coarse thread and precision formed tapered seat.

  • CHEM-VAC™ valve glass portion only. Valve has two sidearms sealed to the barrel at a 90º angle to one another. Heavy duty rounded coarse thread and precision formed tapered seat. Dimensions as listed.  PLEASE NOTE: THE 0-20mm BORE SIZE IS OUR PREVIOUS STYLE CG-500 SERIES VALVE

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