You Searched For: Non+Return+Valves


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Catalog Number: (HICHHI-128)
Supplier: Avantor
Description: Avantor® Hichrom, Back pressure regulator, Pressure: 5,17 bar
UOM: 1 * 1 items


Supplier: Bohlender
Description: These non return valves are made from PTFE, with nuts made from glass fibre reinforced PTFE for connecting tubing or tubes.

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Supplier: Trajan Scientific and Medical
Description: Micro control valves provide precision metering and on-off control of gas flows. They are designed specifically for chromatography applications and used at elevated temperatures from high vacuum to medium pressure.

Supplier: Bohlender
Description: Valve body made of PP with connection (thread UNF ¼" 28G) suitable for b.safe caps. Lid with aeration opening and Luerlock connector, integrated non-return valve with upstream porous PTFE membrane (1 μm), including clip-on service life indicator.

Supplier: Bohlender
Description: Two-part quick connector is made of PFA, with two GL threads. When disconnected, the flow is interrupted by means of built-in non-return valves.

Supplier: USBECK Laborgeräte
Description: Water jet pump in nickel-plated brass.

Catalog Number: (590-0025)
Supplier: VWR Collection
Description: <p>Valve housing with connection made of black PP (thread UNF 1/4" 28G) suitable for VWR safety caps.</p>
UOM: 1 * 1 items


Catalog Number: (VITL78593)
Supplier: VITLAB
Description: These non return valves are made from HDPE.
UOM: 1 * 10 items


Catalog Number: (229-7482)
Supplier: SEMADENI
Description: These non return valves are made from PP.
UOM: 1 * 1 items


Supplier: BURKLE
Description: Translucent PP retaining valves with embossed directional arrow or printed in black. With tapered ends. Various uses.

Catalog Number: (5590000.)
Supplier: Lenz Laborglas GmbH & CO.KG
Description: DURAN®, borosilicate glass, clear. Prevent pressure loss or backflow. Simple design, cannot be dismantled.
UOM: 1 * 1 items


Supplier: Bel-Art Products, a Part of SP
Description: PP valve, translucent with neoprene valve disk. Stops reverse flow of liquid when pressure is interrupted.

Catalog Number: (BURK8540-0012)
Supplier: BURKLE
Description: Valve made of PP and POM, seal made of EPDM, springs made of stainless steel 1.4401.
UOM: 1 * 1 items


Catalog Number: (NALG6120-0010)
Supplier: Thermo Fisher Scientific
Description: These vacuum check valves with positive connector are designed to prevent back pressure with aspirator-type vacuum pumps.
UOM: 1 * 6 items

Environmentally Preferable


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

Supplier: BROEN-LAB
Description: Thermostatic mixing valve for eye showers designed for delivering tepid water (20 to 25 °C).

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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 on +353 1 88 22222.
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 on +353 1 88 22222.
This product is marked as restricted and can only be purchased by approved Shipping Accounts. If you need further assistance, email VWR Regulatory Department at eurega_services@eu.vwr.com
-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
This product has been blocked by your organisation. Please contact your purchasing department for more information.
The original product is no longer available. The replacement shown is available.
Product(s) marked with this symbol are discontinued - sold till end of stock. Alternatives may be available by searching with the VWR Catalog Number listed above. If you need further assistance, please call VWR Customer Service on +353 1 8822222.
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