Laboratory Vacuum Pumps - Welch Vacuum - Gardner Denver

Laboratory Vacuum Pumps. Filter by Category: - Select Group -, See All, Chemical Duty, Oil-Free Pumps, High Vacuum. DryFast Collegiate Diaphragm Pump 2014...

Laboratory Pump - Rocker Scientific Co., Ltd.

Vacuum: -680mmHg * Max. flow: 37 l/min * Motor rotation: 1750 RPM * Horse power: 1/6 HP * Noise level: 52.0dB. Rocker 410 Laboratory Pump Oil Free Vacuum Pump · Rocker 430 Vacuum Pump · Rocker 410. * Max. Vacuum: -735mmHg * Max. flow: 23 l/min * Motor rotation: 1750 RPM * Horse power: 1/6 HP

Oil-Free Vacuum Pumps for GC-MS | Lab Manager

Jul 14, 2017 ... Problem: Most vacuum systems use oil-sealed vacuum pumps, however, having oil in the system can lead to problems. Pumps can be messy, they can leak and leave oil residues on the ground, and measurement quality can be affected if oil molecules migrate onto the instrument's internal surfaces.

Vacuum Pumps: Oil-free Alternatives | Lab Manager

Apr 7, 2009 ... Vacuum pumps used in laboratories can be classified into two main types—rotary vane pumps, sometimes referred to as oillubricated pumps, and dry (oil-free) pumps. They operate in different ways to create vacuum and aspirate fluids. Centrifugal pumps use centrifugal force to push the fluid through an...

Oil-Free Chemistry Diaphragm Pumps Archives -

Oil-Free Chemistry Diaphragm Pumps with Solvent Recovery. $3,890.00 – $7,891.00. Select options Details ... Universal Detergent · Volumetric Labware · Glassware · Plasticware · Lab Rat Gear · Vacuum Pump Selection Guide · Clearance. © 2015 BrandTech Scientific, INC. All Rights Reserved. Create A New List. Go to Top.

Oil-Free Chemistry Diaphragm Pumps - - BrandTech Scientific

Excellent corrosion resistance in routine biology & chemistry lab applications; Vacuum from 100-1.5mbar; Free Air Capacity of 0.5-4.6cfm.

Making the Oil-Sealed vs Oil-Free Decision | Normandale ...

This, seemingly obvious solution, would then indicate that the vacuum practitioner would only need to replace an OS pump with an oil-free (OF) pump to force all those pesky hydrocarbon-contamination problems to go away forever. As you might expect, it's not all that simple. Making the final decision really requires a series...

Oil Free Diaphragm Vacuum Pressure Pumps - Promivac Engineers

These are a boon for Vacuum & Pressure Applications, where even slightest Environmental Contamination through oil mist is forbidden. Chemical Analysers, Pollution Control Equipments, Gas Monitoring, Nitrogen Generating Sets, Ozone Generators, Operating Clinical, Medical & Scientific Laboratory Equipments, Suction...

Diaphragm vacuum pump / for filtration / laboratory / oil-free - Millivac

Discover all the information about the product Diaphragm vacuum pump / for filtration / laboratory / oil-free Millivac™ - Merck Millipore and find where you can buy it. Contact the manufacturer directly to receive a quote.