Used Lab Equipment

Pump head ideal for fast tubing changes and reduced maintenance. The design and adjustable tubing retention allow for multiple tubing sizes—change tubing without removing head from drive.

Specifications:

 

• Dimensions: 114 L x 64 W x 102 H (mm)
• Max Flow Rate: 2300 mL/min
• Min Flow Rate: .001 mL/min
• Tubing sizes: L/S (13, 14, 16, 17, 18, 25)
• Rollers: 3 

Pump head ideal for fast tubing changes and reduced maintenance. The design and adjustable tubing retention allow for multiple tubing sizes—change tubing without removing head from drive.

Specifications:

 

• Dimensions: 114 L x 64 W x 102 H (mm)
• Max Flow Rate: 2300 mL/min
• Min Flow Rate: .001 mL/min
• Tubing sizes: L/S (13, 14, 16, 17, 18, 25)
• Rollers: 3 

Description:

An economical and versatile variable-speed drive with a wide flow range:

• Separate single-turn speed control and on/off switch with green power indicator—maintain speed setting while turning pump on/off.
• The 1/20-hp unidirectional motor (counterclockwise) has soft start and back EMF for ±5% speed control.
• Stackable painted steel housing is IP22 rated for protection from vertically falling water.
• 115 VAC models are UL and cUL listed; 230 VAC models are CE marked in compliance with European Community standards.
• 6-ft (1.8-m) line cord; 115 VAC: U.S. standard plug; 230 VAC: IEC 320/CEE22 socket—pumps are shipped with cord/plug set specific to destination country.

Specifications:

• Min RPM: 7
• Max RPM: 200
• Max. Flow Rate:1130 mL/min
• Min. Flow Rate: 0.42 mL/min
• Dimensions (L x W x H): 9” x 7” x 6” (229 x 178 x 152 mm)

Edwards E2M2 rotary vane pumps have a peak pumping velocity of 1.5 cfm and a ultimate pressure of 7.5 x 10-4 Torr. The E2M2 is a dual stage rotary vane mechanical vacuum pump with a 1 phase or 3 phase electrical supply.  It is reliable and operates quietly at 52 dB(A).It has excellent vapor handling capabilities and can be used in many applications.

Specifications:

• Nominal Displacement:2 (cfm)
• Nominal Displacement: 289 (l/m)
• Stage: 2
• Motor HP: 3/4
• Oil Capacity: .6
• Weight: 26
• Noise Level: 52

 

Edwards E2M2 rotary vane pumps have a peak pumping velocity of 1.5 cfm and a ultimate pressure of 7.5 x 10-4 Torr. The E2M2 is a dual stage rotary vane mechanical vacuum pump with a 1 phase or 3 phase electrical supply.  It is reliable and operates quietly at 52 dB(A).It has excellent vapor handling capabilities and can be used in many applications.

Specifications:

• Nominal Displacement: 4 (cfm)
• Nominal Displacement: 113 (l/m)
• Stage: 2
• Motor HP: 1/2
• Oil Capacity: .6
• Weight:6
• Noise Level: 52

Description:

The Welch 8890A, GEM 1.0 is a durable vacuum pump with a superior vapor handling capability. The Welch 8890A, Direct Drive Vacuum dual stage rotary vane mechanical vacuum pump offers an excellent ultimate pressure of  1 x 10-1 Torr. These pumps are commonly used for vacuum furnace evacuation, backing turbomolecular pumps, backing diffusion pumps, rotary evaporation, refrigeration system evacuation, epoxy degassing, vacuum sterilization, backing mass spectrometers, freeze drying, vacuum centrifugal applications, vacuum distillation, space research, and other vacuum processes. This pump also is well suited for use in gas analyzers, continuous gas-flow lasers, general-purpose drying, and similar uses where a middle-range vacuum level is required.

Specifications:

• Ultimate Pressure (Torr): 1 x 10-1
• Sound Level (dBA): 58
• Motor/Pump Speed (60 Hz): 3450
• Weight: 24.5 lbs. (11.1 kg)
• Dimensions (L x W x H): 14.5 x 5.1 x 8.4” (36.8 x 13 x 21.3 cm)

Description:

Flow rates are unaffected by changes in back pressure or variations in line voltage Tilt stand provides easy viewing Motor automatically stalls at the end of an infusion-run to prevent syringe damage. Select from eleven fixed flow rates (mL/hr or mL/min) for each of six syringe sizes. The spring-loaded multi-channel syringe holder accepts any one syringe from 10 µL up to 100 mL or any three syringes up to 60 mL each.

Specifications:

• Power (VAC): 110
• Power (Hz): 50/60
• Syringe Size Accepted (Max mL): 100
• Syringe Size Accepted (Min microL): 10
• Accuracy: ±5% of nominal

Masterflex L/S series peristaltic pumps include fixed and variable speeds, providing high accuracy drives for precise flow control and dispensing. Ideal for laboratory, process and field use.

Specifications:

• Maximum Speed: 1.6 - 100 rpm
• Maximum Torque Output: 360 oz-in (26 kgcm)

Economical and easy-to-use analog drives offer precise speed control—ideal for metering applications. Contains a reversible motor to purge tubing before and after pumping fluid and a  separate single turn speed control.

Specifications:

• Speed Range: 6 - 600 rpm
• Speed Control:+/- 2%
• Maximum Flow Rate:3400 mL/min
• Minimum Flow Rate:36 mL/min
• Dimensions: 5 x 7 x 7 in
• Power Requirements:90 to 130VAC, 1.5A
• Motor hp: 1/10

Cole Parmer Masterflex L/S
Masterflex L/S series peristaltic pumps include fixed and variable speeds, providing high accuracy drives for precise flow control and dispensing. Ideal for laboratory, process and field use.

Specifications:

• Flow Rate: 0.00001 to 3400 mL/min

Masterflex L/S series peristaltic pumps include fixed and variable speeds, providing high accuracy drives for precise flow control and dispensing. Ideal for laboratory, process and field use.

Specifications:

• Maximum Speed: 1.6 - 100 rpm
• Maximum Torque Output: 360 oz-in (26 kgcm)

Description:

Features

• Ultimate vacuum to 1 x 10-4 torr Flow options to fit most deep vacuum applications
• Enhanced corrosion resistance
• Comes complete with exhaust filter and other accessories – ready to use
• Portable, with easy maintenance

Design Advantages

• Corrosion resistance with black oxide coated pump module, PTFE coated oil case, robust material construction
• Vacuum oil resists thermal and chemical degradation (provided)
• Gas ballast to minimize vapor condensation (provided)
• Oil mist eliminator/exhaust filter returns oil to reservoir and protects lab air (provided)
• Intake antisuckback valve prevents oil back flow during power failure (provided)
• Easy oil changes, with portable pump convenience, handy oil drain valve, oil level sight glass, and funnel (provided)
• Intake fitting accepts different tubing sizes (provided)

Applications

• Vacuum Oven (Models M2C, M4C)
• Glove Box (Models M6C, M8C)
• Freeze Dryer (Models M6C, M8C, M12C)
• Centrifugal Concentrators (Models M8C, M12C)
• Annular Space / Transfer Line (Models M8C, M12C, M16C)

Specifications:

• Max. Pressure: 0.00013 mbar
• Horsepower: 0.5 hp
• Includes: Hose clamp, funnel, change of oil, oil mist eliminator
• Certifications/Compliance: CE, CSA
• Dimensions (L x W x H): 18.5 x 6.5 x 9.625 in. (47.1 x 16.5 x 24.3 cm)
• Noise Level: 50 dBA
• For Use With: Rotary evaporator, gel dryer, filtration flasks and manifolds, vacuum oven and concentrator
• Finish: Black Oxide
• Max. Vacuum: 1 x 10-4 torr
• Motor Speed: 1725 rpm
• Electrical Requirements: 115 V 60 Hz
• Model: M8C Single Phase
• Weight: 53 lbs. (24 kg)
• Flow Rate: 173 L/min

Description: The Vacuubrand ME4 Diaphragm Vacuum Pump offers oil-free operation with high flow rates at working vacuum for higher throughput. Vacuubrand's diaphragm pumps can withstand up to 15,000 hours of use before needing service with quick calibration once required. Laboratory and process-plant applications include gas transfer, backing Turbopumps, and vacuum filtration. Specifications: Pumping Speed (m3/h): 3.6 / 4.0 maximum Ultimate Vacuum: < 80 mbar Dimensions (L x W x H): 254 x 235 x 177 mm Electrical Requirements: 100-120/200-230 V, 50/60 Hz, 3.8/1.8 A

Description:

A single channel peristaltic pump for use in liquid chromatography in the flow range from 0.6 to 500ml per hour.  The P-1 will interface with the programmable fraction collectors, FRAC-300 and FRAC-100 to provide accurate collection volume information to regulate fraction size.

Specifications:

• Standard tubing 1, 2.1, or 3.1mm ID
• 1.0 mm, 2.1mm, 3.1mm tubing is also available.
• Flow range 0.6 - 500 ml/hr
• Remote control

Features:

• Single Syringe Holder
• Flow Rate Maximum: 26.55 ml/min wih 50/60 ml syringe.4 ml/hr
• Flow Rate Minimum: 0.0014 µl/hr with 0.5 µl syringe
• Syringe Size Maximum: 50/60 ml
• Syringe Size Minimum: 10 ul
• Voltage Range: 95-240 VAC, 50/ 60 Hz