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You Searched For: Borane tetrahydrofuran complex 1 mol/l in tetrahydrofuran

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-229-7482

Non return valves

Catalog Number: (229-7482)
Supplier: SEMADENI
Description: These non return valves are made from PP.
UOM: 1 * 1 items
Product Image-554-3060

Inline check valves, standard 1/4-28, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: These standard inline check valves are made from gold plated stainless steel.

Image Unavailable-JOURJR-660210

Micro valves for LC and GC

Supplier: VICI JOUR RESEARCH
Description: These micro valves for LC and GC has a unique design of the fitting detail which allows a leak-free seal with no potential for rotor damage from overtightening.

Image Unavailable-229-7485

Ball valves

Catalog Number: (229-7485)
Supplier: SEMADENI
Description: Three way ball valve with PP body and PTFE tips with total length of 65 mm.
UOM: 1 * 1 items
Product Image-UPCHP-612

Pressure relief valves, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: Pressure relief valves are ideal for preventing system over-pressurisation. These products protect system components by diverting fluid flow automatically when inline pressure exceeds the set limit.

Image Unavailable-271-5140

Air valve anti-return

Supplier: QVF LABORTECHNIK
Description: Air valve anti-return, cone size 19/26 NS, with sidearm, Borosilicate glass 3.3

Product Image-UPCHP-445

Micro-metering valves, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: For fine control of fluid flow rates, these valves can reduce outgoing flow. These needle valves are perfect for use with peristaltic pump fluid transfer applications, mass spectrometry and fraction collection. They can also be used to regulate gas flow in helium sparging lines and as a flow-dependent variable back pressure regulator.

Product Image-554-3074

Ultra-low volume back pressure regulators (BPR), Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: These ultra-low volume back pressure regulators (BPRs) are developed to minimise swept volume, which is especially important for multi-detector applications.

Product Image-554-3196

Shut-off valves, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: Stop a flow stream quickly with these shut-off valves. The bodies are manufactured from either PEEK or ETFE. Both versions feature a PCTFE rotor, making them highly resistant to chemicals. The blue colorant used in some valve configurations has proven not to leach out with common HPLC solvents.

Product Image-554-3277

Medium pressure 4-port switching valves, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: Upchurch Scientific®, V-101L right angle flow-switching valve, bulkhead version, 1/16" OD tubing, 1,0 mm thru-hole, 6,2 µl swept volume

Image Unavailable-560-0166

Medium pressure 6-way selection valves, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: The 6-way medium pressure selection valves have a common inlet (or outlet) port connected to six different ports. If the application does not require all six outer ports, seal the extra port(s) with any flat-bottom ¹/₄ - 28 plug.

Product Image-229-7489

Ball Valve for Storage Bottles

Catalog Number: (229-7489)
Supplier: SEMADENI
Description: ½” universal valve made from PP, resistant to acids, alkalis and solvents.
UOM: 1 * 1 items
Product Image-554-3059

Inline cartridge check valves, Upchurch Scientific®

Supplier: UPCHURCH SCIENTIFIC
Description: Inline cartridge check valves are designed to limit flow in one direction and deliver a low cracking pressure. Ideal placement for these valves would be on the effluent side of the column to prevent post-column derivatisation agents from flowing back and poisoning the column if the HPLC mobile phase pump were to shut down.

Product Image-10-49-02004

Check valve cartridges, OPTI-MAX®

Supplier: OPTIMIZE TECHNOLOGIES
Description: A single OPTI-MAX® cartridge is interchangeable across multiple pump brands and can function in either the inlet or outlet position.

Product Image-UPCHP-450

Micro-splitter valves, Upchurch Scientific®

Catalog Number: (UPCHP-450)
Supplier: UPCHURCH SCIENTIFIC
Description: Designed to accurately split and control the low flow stream of a single incoming supply.
UOM: 1 * 1 items
Image Unavailable-554-3155

Inline check valves, quick-stop luer, Upchurch Scientific®

Catalog Number: (554-3155)
Supplier: UPCHURCH SCIENTIFIC
Description: The Quick-Stop Luer check valve assembly is specifically designed to provide inline Luer connect/disconnect convenience while avoiding spills. It is made from biocompatible PEEK with gold-plated stainless steel spring.
UOM: 1 * 1 items
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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
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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 on +353 1 88 22222.
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