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Valves


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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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Catalog Number: (46600-040)

Supplier:  VWR International
Description:   This polypropylene non-return valve protects tubing and vacuum systems from back flow when pressure falls in the system.
Supplier:  VWR International
Description:   Barbed check valves prevent damage to equipment, pumps, and flow systems by preventing backflow.
Supplier:  Bel-Art Products
Description:   Simply squeeze the soft silicone body of the valve to permit flow, and release pressure to suspend the flow.
Supplier:  Bel-Art Products
Description:   Polypropylene plastic valve with neoprene valve disk stops the reverse flow of liquid when pressure is interrupted.
Supplier:  Thermo Scientific
Description:   For use in vacuum lines and to prevent back pressure in filter flasks
Supplier:  Bel-Art Products
Description:   Ensure one-way directional flow in vacuum lines.
Supplier:  Ace Glass
Description:   The primary protection to personnel and equipment involved with static and dynamic pressured systems
Product available on GSA Advantage® Small Business Enterprise
Catalog Number: (CA10498-050)

Supplier:  GE Healthcare - Life Sciences
Description:   Manual injection valve is a 6-port rotary valve that is manually operated to transfer the preloaded sample onto the column.
Supplier:  Ace Glass
Description:   Used with aluminum packing box
Product available on GSA Advantage® Small Business Enterprise
Supplier:  Ace Glass
Description:   This flask is supplied with a 1" beaded pipe-type flange extension off bottom for connection to a 0–20 mm threaded PTFE stopcock as the outlet
Product available on GSA Advantage® Small Business Enterprise
Supplier:  BURKLE INC
Description:   Two-way/Three-way valves are made of solid PTFE with hose nozzles
Supplier:  Ace Glass
Description:   Valve distribution head inlet assembly complete with valve stem bushings and o-rings part 41348
Product available on GSA Advantage® Small Business Enterprise
Supplier:  Ace Glass
Description:   Used with aluminum packing box
Product available on GSA Advantage® Small Business Enterprise
Supplier:  Ace Glass
Description:   Automatic, adjustable pressure release valve for safer operation of pilot plant or other assemblies where the pressure is of great concern
Product available on GSA Advantage® Small Business Enterprise
Supplier:  Ace Glass
Description:   All-glass check valve with ground seat and precision ground solid ball
Product available on GSA Advantage® Small Business Enterprise
Catalog Number: (CA10498-042)

Supplier:  GE Healthcare - Life Sciences
Description:   This sample valve allows either the buffer or the sample to enter the flow path
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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 1-800-932-5000.
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 1-800-932-5000.
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To order chemicals, medical devices, or other restricted products please provide identification that includes your business name and shipping address via email CMD_NA@vwr.com or fax 484.881.5997 referencing your VWR account number . Acceptable forms of identification are:

  • issued document with your organization's Federal Tax ID Number
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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.
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