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.

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Ball valves, VK series

Supplier: VACUUBRAND

Valves of the VK series are sturdy isolation devices for the rough and fine vacuum range. The VKE series uses stainless steel for the metal parts and fiberglass reinforced PTFE seatings.

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Pressure reducing valve for Broen showers

Supplier: BROEN-LAB

Pressure reducing valve 2,0 for Broen showers, 0,5 - 8,5 bar

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Manual 2-position switching valves, Rheodyne®

Supplier: IDEX RHEODYNE

Applicable for sample injection, column switching and sample enrichment applications.

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MXP high pressure switching valves, Rheodyne®, MX Series II™

Supplier: IDEX RHEODYNE

These high pressure actuated valves are designed to be added to an existing instrument or to work optimally with stand-alone lab configurations.

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Vacuum check valve and positive connector, Nalgene®

Supplier: Thermo Fisher Scientific

These vacuum check valves with positive connector are designed to prevent back pressure with aspirator-type vacuum pumps.

Sustainable Options Available

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Manual 2- and 6-position switching valves, Rheodyne®

Supplier: IDEX RHEODYNE

Rheodyne®, 7060 6-position, 7-port, switching valve, 6-way, 10-32 ports for 1/16" OD tubing, 0,4 mm stator passage Ø, Stainless steel

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VACUU.LAN® local vacuum network

Supplier: VACUUBRAND

The VACUU.LAN local vacuum network connects several workstations to one vacuum pump. The various modules make it possible to connect almost all popular vacuum applications such as rotary evaporators, vacuum concentrators, gel dryers, drying ovens and filter systems. It can be integrated into new laboratory furniture at the time of assembly or subsequently installed in existing laboratories.

Sustainable Options Available

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Non-return valve

Supplier: Brand

HDPE, transparent. Prevents backflow. With FKM valve disc not suitable for pressure applications.

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Non-return valves

Supplier: KARTELL

PP, translucent. Prevent pressure loss and backflow. Maximum working pressure 2 bar and minimum working pressure 0,07 bar at room temperature (20 °C).

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Safety drum vents

Supplier: JUSTRITE MANUFACTURING

These safety drum vents provide automatic pressure relief for drums between 0,20 bar but less than 0,55 bar. Depending on the model, vacuum relief is either automatic (on horizontally installed vents) or manual (on vertically installed vents).

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Sample injectors, Rheodyne®

Supplier: IDEX RHEODYNE

Manual sample injectors have two positions, 'Load' and 'Inject'. The 'Load' position allows sample loading into the sample loop or sample chamber. A syringe is commonly used to load sample into the sample injector. After loading, manual rotation of the sample injector's handle to the 'Inject' position allows the flushing of loaded sample onto a column.

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Non return valves

Supplier: VITLAB

These non return valves are made from HDPE.

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Syringe Valve Assembly Kit, 2 ml, SOCOREX® DOSYS™

Supplier: DWK Life Sciences

Kit includes 1 spring, 2 balls, 2 washers for valve, and barrel washer.

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Back Check Valves

Supplier: BD Medical

DEHP or natural rubber latex are not part of the material formulation.

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Non return valves

Supplier: BURKLE

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

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Manual, solenoid and motor valves

Supplier: Cytiva

Range of manual and automated valves to meet a variety of performance requirements. They are designed for biocompatibility and years of reliable service, each may be inserted into the flow path without causing unnecessary mixing or sample dilution.

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Non-return valves, SP Bel-Art

Supplier: Bel-Art Products, a Part of SP

PP valve, translucent with neoprene valve disk. Stops reverse flow of liquid when pressure is interrupted.

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Replacement kits for Socorex® syringe

Supplier: Socorex Isba

Replacement kits for the valve assembly are supplied in a dedicated bag with each Socorex® self-refilling syringe.

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Non return valve, PP

Supplier: BURKLE

Valve made of PP and POM, seal made of EPDM, springs made of stainless steel 1.4401.

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Valves and loops

Supplier: Agilent

Replacement valve WE series, 6-port, 400 psi, 225 °C

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Sampling valves

Supplier: Merck

The sampling valves are used for sterile sampling of water or other final products in the pharmaceutical industry.

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Pressure relief valves

Supplier: VARIAN

Valves made from stainless steel are two-position with six-port. It is manually operated with three-way switching.

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Needle valve for burettes, lateral, with plug

Supplier: witeg Labortechnik

Needle valve for burettes, lateral with PTFE plug, 0 - 2,5 mm bore

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Manual injection valve with position sensing switches

Supplier: Agilent

The stainless steel 7725i and PEEK 9725i manual injection valves are suitable for large sample volumes, high flow rates and preparative columns sized 10 to 100 mm in diameter.