You Searched For: Vacuum+Diffusion+Pumps


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Supplier: VWR International
Description: VWR® No. 20 is a high-quality mechanical pump fluid distilled from a straight petroleum hydrocarbon mineral oil to yield a pure high-viscosity fluid for all mechanical pump types.

SDS

Supplier: Chemglass
Description: Single-stage oil diffusion pump useful with manifolds such as (80060-120) through (80060-128).

Small Business Enterprise

Catalog Number: (54996-503)
Supplier: Thermo Fisher Scientific
Description: Double vacuum distilled to remove light fractions


Supplier: Electron Microscopy Sciences
Description: These rechargeable in-line traps effectively block oil backstreaming from mechanical pumps. Any mechanically pumped system, even one with a turbo pump, should have a foreline traps. The trap is placed in the foreline between the roughing pump and the diffusion or turbo pump. It uses a disposable, oxygen-free copper maze absorbent which requires no liquid nitrogen and will not hold water. Typically the maze is replaced every 1-2 years. The seamless body is available in aluminum. Replacement elements (Copper Maze) also available.

Minority or Woman-Owned Business Enterprise

Catalog Number: (470149-508)
Supplier: VWR International
Description: Sturdy Hand Pump Features Hose Connectors For Vacuum And Pressure


Catalog Number: (76595-782)
Supplier: VWR International
Description: Chemistry-design diaphram pump for distillation system.


Supplier: VWR International
Description: Well-suited for vacuum/pressure applications.
Supplier: VWR International
Description: Well-suited for vacuum/pressure applications.
Supplier: Restek
Description: Pump 515 PM Kit, Preventive Maintenance Kit for HPLC Systems, Model Number: 515 Pump, Includes: PerformancePLUS check valves, sparge diffuser, solvent reservoir 10 um filter, sapphire plungers, plunger seals, pivot inserts, pivot guides, washer, plunger springs, retaining rings

Supplier: VWR International
Description: VWR®/VFH-06/19-9 Vacuum Pump Storage Fume Hood Cabinets are designed without a bottom to allow vacuum pumps and other equipment to be rolled in or out of the cabinets.

Catalog Number: (82024-578)
Supplier: VWR International
Description: Designed for use in gas sampling or for pumping gas through apparatus.

Supplier: VWR International
Description: Ideal for vacuum and pressure applications.

Catalog Number: (470148-886)
Supplier: VWR International
Description: The demonstrations feature the fundamentals of vacuum and air pressure as they describe how a pump works and how to find the mass and density of an air sample.


Supplier: VWR International
Description: This is a superior oil based upon special crude oil stocks noted for their durability and fine lubricating qualities.
Catalog Number: (470110-932)
Supplier: VWR International
Description: Demonstrate the Force of Air Pressure Without a Vacuum Pump


Supplier: VWR International
Description: This is a basic chemical laboratory instrument suitable for evaporation, distillation and separation of chemicals. It can be used as a multifunctional system in combination with a vacuum pump, vacuum controller and refrigerated circulator to provide excellent distillation solutions in many laboratory applications.

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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.
You must log in to order restricted items. We request that you provide the required business documentation to purchase this product for the first time.

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
  • Government issued document with your organization's Resale Tax ID Number
  • Any other Government ID that includes the business name and address


VWR will not lift restrictions for residential shipping addresses.

-Additional Documentation May be needed to purchase this item. A VWR representative will contact you if needed.
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 currently unavailable but limited stock may be available in our extended warehouse network. Please call 1-800-932-5000 and a VWR Customer Service Representative will help you.
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