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You Searched For: Valves

A variety of valves that can, depending on the product, be used to regulate pressure levels of liquid and gas in flow systems. These valves can be used for making connections between different lengths of tubing and connection points. Liquid and vacuum seals. A plethora of scenarios exist in which these valves can be used, each with a unique purpose and design for maximum safety and efficiency when in use, especially when pressure is of great concern.

A variety of valves that can, depending on the product, be used to regulate pressure levels of liquid and gas in flow systems. These valves can be used for making connections between different lengths of tubing and connection points. Liquid and vacuum seals. A plethora of scenarios exist in which these valves can be used, each with a unique purpose and design for maximum safety and efficiency when in use, especially when pressure is of great concern.


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Product Image-REST26318

Valves and rupture disk tees for sample cylinders

Supplier: Restek
Description: These valves and tees are made from stainless steel or are Sulfinert®-treated.

Product Image-REST22196

Plug valves, Parker Balston® shut-off gas valve

Supplier: Restek
Description: These shut-off plug valves work well in any application which requiring throttling or on/off operations.

Product Image-REST22190

Toggle gas valves, Parker Balston®

Supplier: Restek
Description: These shut-off toggle gas valves are ideal for applications in which instant on/off gas control is necessary.

Product Image-REST22200

Metering gas valves, Parker Balston®

Supplier: Restek
Description: These metering gas valves reduce pressure between sample cylinder and GC injector.

Product Image-271-5143

Air valve anti-return

Supplier: QVF LABORTECHNIK
Description: Air valve anti-return, cone size 14/23 NS, with sidearm, Borosilicate glass 3.3

Product Image-REST22194

Ball valve, Parker Balston® shut-off gas valve

Supplier: Restek
Description: Ball valves have a floating ball to assist sealing and to reduce operating torque, and dual seats to provide leak-tight bidirectional sealing. They are rated to 1500 psig at 21 °C and have a maximum temperature of about 177 °C.

Image Unavailable-VARIRE7030

Pressure relief valves

Catalog Number: (VARIRE7030)
Supplier: VARIAN
Description: Valves made from stainless steel are two-position with six-port. It is manually operated with three-way switching.
UOM: 1 * 1 items
Product Image-REST25289

Check valves for Shimadzu HPLC systems

Supplier: Restek
Description: Replacement parts for Shimadzu HPLC systems.

Product Image-REST26401

Valves for HPLC

Supplier: Restek
Description: These valves have low internal volumes and are rated to 15000 psi. They feature a two-piece stem assembly in which the rotating upper shank is coupled through a ball joint to a static lower stem.

Product Image-WITG0.244.300

Needle valve for burettes, lateral, with plug

Catalog Number: (WITG0.244.300)
Supplier: witeg Labortechnik
Description: Needle valve for burettes, lateral with PTFE plug, 0 - 2,5 mm bore
UOM: 1 * 1 items
Product Image-REST26160

Valves for solvent extractors for ASE® 100/200/300 systems

Supplier: Restek
Description: Valves for ASE® 100/200/300 systems.

Product Image-HEWL19362-60530

Mass flow controllers and restrictors

Supplier: Agilent
Description: Old style restrictor, 0 - 60 ml/min, red colour

Product Image-REST25161

Check valves, ASI

Supplier: Restek
Description: Outlet cartridges, ceramic ball and seat

Product Image-REST25017

Back pressure regulators

Supplier: Restek
Description: Backpressure regulators can improve detector performance by preventing bubble formation in the detector flow cell. They also are useful in post-column reaction lines and between detectors and fraction collectors in preparatory work. Regulators are superior to more specific alternative solutions like small bore tubing, in which pressure varies with flow rate.

Image Unavailable-HEWL0101-0639

Valves and loops

Supplier: Agilent
Description: Replacement valve UWP series, 0,5 μl, 1000 psi, 175 °C

Product Image-REST20586

Valves and loops, Sulfinert® treated

Supplier: Restek
Description: Sulfinert® treated gas sample loops are ideal for samples containing low concentrations of sulphur and other active compounds.

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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at +43 1 97002 - 0.
Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the call is still displayed and you need assistance, please call us at +43 1 97002 - 0.
Dual use goods can only be delivered within the European Union.
Dual use goods can only be delivered within the European Union.
This product has been blocked by your organization. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
This product is no longer available. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service at +43 1 97002 - 0.
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