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Buy Laboratory Oil Free Vacuum Pumps | Southern Labware

Oil free laboratory vacuum pumps are driven by a piston and do not require lubricant. These pumps are maintenance and pollution free. Common uses for these pumps are vacuum filtration, vacuum drying, suspended solid testing, microbiological testing and many more applications.

Antibodies & Protein Biology - Lab Equipment and Lab Supplies

Diaphragm Vacuum Pump (1) Dry Pump (1) EZ-Stream Vacuum Pump (1) FKM Diaphragm (1) General purpose, centrifugal, self priming (1) Hand Held Pipette (1) HiFlow Pump System (1) High Vacuum Pump, One-Stage (1) High Vacuum Pump, Two-Stage (1) High Vacuum Pump, Two-Stage, Single Phase (1) Mechanical and electrical membrane pump (1) Oilless Diaphragm .

GM Series Diaphragm Vacuum Pump - HINOTEK-Lab Instrument .

1. Open the vacuum pump, without human observation and control. Once the liquid is filled into the trapped bottle, the trapping valve acts to prevent the liquid from intruding into the pump. 2. Turn off the power of the vacuum pump, remove the trap bottle, unscrew the blue cap, pour off the liquid in the trap, and install it again and again.

Laboratory Vacuum Systems - POWEREX

Powerex Laboratory Vacuum Systems are designed to provide a vacuum source for laboratories and other operations requiring a reliable, proven vacuum producer. The systems include electric motor driven vacuum pumps, of either oil less or lubricated vane construction, particle filtration, vacuum receivers, piping and controls.

Vacuum Pumps: Oil-free Alternatives | Lab Manager

There are also interactive online vacuum pump selection guides available that ask a few questions about the planned use for the pump and recommend a series of pumps to satisfy a range of budgets. "It is not a glamorous technology but it is one that can affect the costs, comfort and convenience of your laboratory," says Coffey.

Cryopump: Basic Function - Nanofabrication: Vacuum Pumps .

However, the high vacuum pumps that will evacuate the chamber to a much lower pressure don't function at atmospheric pressure. So we need to start with the mechanical pump and then use a high vacuum pump after the mechanical pump. The two high vacuum pumps that we will present in this course are cryogenic pumps and turbo molecular pumps.

Vacuum Pumps - Laboratory & Pressure Pumps - Cole-Parmer

Laboratory/filtration vacuum pumps are for use in the lab or anywhere a low vacuum is needed; typically offer both vacuum and pressure capabilities. Use rough vacuum pumps (or roughing pumps) for laboratory and industrial applications requiring a level of vacuum less than 10–3 Torr.

Aspirator (pump) - Wikipedia

An aspirator is a type of ejector-jet pump, which produces vacuum by means of the Venturi effect.. In an aspirator, fluid (liquid or gaseous) flows through a tube that first narrows and then expands in cross-sectional area. When the tube narrows, the fluid pressure decreases.

Diaphragm Vacuum Pump Manufacturer, Suppliers, Factory

Oct 10, 2019 · Diaphragm Vacuum Pump Posted by epa October 10, 2019 diaphragm pump is an ideal match for most applications in the laboratory and functions since it is oil-free and whisper calm, and because it requires so little service.

LABOPORT® SERIES VACUUM PUMPS - KNF

LABOPORT pumps are available with flow rates as high as 110 L/min and end vacuum to 1.5Torr. Additionally, LABOPORT vacuum pumps are designed to tolerate occasional liquids drawn into the pump system without damage, making them ideal for a wide range of laboratory applications including: rotary evaporation, filtration, vacuum ovens, and more.

D-LAB Laboratory Vacuum Pumps

The D-LAB vacuum pump series was developed specifically to satisfy the exacting standards, reliability and ease of use demanded in today's laboratory applications. Diaphragm pump technology has proved itself during re-cent decades and the D-LAB range is a logical continuation of this technology. With six different pumping capacities and having .

Vacuum Pump Chemical Resistant at Thomas Scientific

The PILOT3000 Chemical Duty Vacuum pump is constructed from quality parts, manufactured in the USA and offered at an affordable price. This Laboratory Vacuum pump is library-quiet - the noise level is only ~ 54 dB small, durable, and chemical resistant! The PILOT3000 is nearly.

Guide: Use of Vacuum Pumps in a Laboratory – Provac

Laboratory vacuum pumps are adaptable tools which can help many different engineers and research scientists. Labs routinely use laboratory vacuum pumps in order to do the following: Provide suction that drives the filtration or aspiration of suspended or liquid samples Control or induce solvent evaporation through the reduction of vapor pressure, like in concentrators, gel dryers, rotary .

Factors to Consider When Buying a Laboratory Vacuum Pump

This type of laboratory vacuum pump is a combination of the diaphragm and the rotary vane. The diaphragm will function a the gate to maintain negative pressure on the oil for the rotary vane pump. As a result, the vapors are eliminated; the oil is condensed. Compared to the standard rotary vane pump, you can change the oil every 300,000 hours.

Rocker Scientific Co., Ltd.

Laboratory Pump: Laboratory Pump / Oil Free Vacuum Pump: Feature Rocker series vacuum pump is a piston-powered, oil-free pump. With innovative electronic, mechanical technology and human design concept make Rocker's family quiet and low vibration, compact and light weight, clean and maintenance free, safe and comfortable.

Lab Vacuum Pumps - Labconco

Vacuum Pumps include Rotary Vane Pumps, Combination Pumps, Diaphragm Pumps and Scroll Pumps, providing an assortment of vacuum pump solutions. Rotary Vane Direct Drive Vacuum Pumps provide a reliable vacuum source for a variety of laboratory products including FreeZone Freeze Dryers, Protector Controlled Atmosphere Glove Boxes and CentriVap .

Laboratory Vacuum Pump Buyers' Guide | Labcompare.com

Jul 12, 2012 · Featured Article Please check out our Laboratory Vacuum Pumps section for more information or to find manufacturers that sell these products. A laboratory vacuum pump is an adaptable tool that can aid a wide diversity of research scientists and engineers. Laboratory vacuum pumps are used routinely in labs: To provide suction to drive the aspiration or filtration of liquid or .

Vacuum pump at Thomas Scientific - Lab Supplies, Lab .

.vacuum pumps. Ships complete with gauge, fittings, and sealant. High Vacuum Pump With Gauge These rotary style, 2 stage direct drive pumps are ideal for use in the laboratory in virually all applications where a vacuum of up to 25 microns is desired. The pumps use High Vacuum pump oil.

Dinglab GM-0.20, Lab Diaphragm Vacuum Pump, Laboratory .

Dinglab GM-0.20, Lab Diaphragm Vacuum Pump, Laboratory Vacuum Pump: : Industrial & Scientific

Vacuum Pump Safety | Environmental Health & Safety

Mechanical vacuum pumps used in laboratories pose many hazards. There are mechanical hazards associated with the moving parts. There are chemical hazards of contaminating the pump oil with volatile substances and subsequently releasing them into the lab.

An Introduction to Vacuum Pumps

Jan 13, 2016 · The vacuum pump functions by removing the molecules of air and other gases from the vacuum chamber (or from the outlet side of a higher vacuum pump if connected in series). While the pressure in the chamber is reduced, removing additional molecules becomes exponentially harder to remove. As a result, an industrial vacuum system (Fig. 1) must be .

KNF | Diaphragm Pumps & Systems

Being part of KNF means being part of an international family. KNF's independence, solid structural organization and growth potential offer our employees an inspiring workplace and career opportunities in a positive, future-oriented atmosphere.

The 7 Golden Rules of Vacuum Pump Maintenance - VACUUBRAND

Problem: Vacuum pumps are laboratory workhorses, providing the conditions needed to run many lab applications.Unfortunately, pumps are also exposed to acid or organic chemical vapors that can cause some real maintenance issues. Particularly with oil-sealed, rotary vane pumps, the exposure of the oil to the chemical vapors can cause the oil to become corrosive, or to break down and no longer .

Vacuum Pump Chemical Resistant at Thomas Scientific

The PILOT3000 Chemical Duty Vacuum pump is constructed from quality parts, manufactured in the USA and offered at an affordable price. This Laboratory Vacuum pump is library-quiet - the noise level is only ~ 54 dB small, durable, and chemical resistant! The PILOT3000 is nearly.

: Vacuum Pumps - Lab Pumps & Accessories .

1-16 of 281 results for Industrial & Scientific: Lab & Scientific Products: Lab Instruments & Equipment: Vacuum & Pump Equipment: Lab Pumps & Accessories: Vacuum Pumps Next Gen Pro 2 Pleasure Air Technology Wave-Stimulator Massager & [ Bag/Diary Kit ] ST: 2676

How to select the correct Cold Trap - Labconco

Jun 15, 2015 · During laboratory evaporation, the main function of the Cold Trap is to collect harmful vapors before they enter the vacuum pump. For a vacuum pump that requires oil, collection of solvent vapors is essential to prevent them from collecting in the vacuum pump's oil. Also, if corrosive or water vapors collect in pump oil, the vacuum pump will .

Factors to Consider When Buying a Laboratory Vacuum Pump

This type of laboratory vacuum pump is a combination of the diaphragm and the rotary vane. The diaphragm will function a the gate to maintain negative pressure on the oil for the rotary vane pump. As a result, the vapors are eliminated; the oil is condensed. Compared to the standard rotary vane pump, you can change the oil every 300,000 hours.

Laboratory Vacuum Pump Systems - KNF

KNF's advanced vacuum pump systems feature powerful pumping speeds and strong end vacuum for shorter processing times with a wide range of solvents. The pumping speeds of KNF's vacuum systems are completely adjustable, easily allowing flask sizes up to 20L to be accommodated.

Laboratory Aspirators: Water Aspirators vs Vacuum Pumps

Vacuum aspirators provide greater control with consistent and stronger vacuum pressure, leading to improvements in key lab applications. Where water aspirators fail to provide a deep enough vacuum for certain uses, vacuum pumps deliver. A simple dry lab pump can reach about 1 torr, which is certainly strong enough to handle most lab applications.

Vacuum Pumps, New and Used Laboratory Vacuum Pumps | .

Find vacuum pumps and laboratory vacuum systems on LabX. Various models from: Brandtech, Buchi, Varian, Leybold, Edwards, and more for sale. Buy and sell classifieds.