Clearance & Specials

Techtrader provides a wide range of used laboratory equipment for many diverse scientific applications. This facility on our website provides a medium for specific promotions and clearance. Over stocking and space limitations lead us to offer the following products at markedly reduced pricing. We will periodically update this selection with inventory we wish to clear.

Please enquire for best price.


Nikon Eclipse 55i Laboratory Microscope

This trinocular instrument has Nikon CFI60 optics (with longer parfocal distance of 60mm).
PlanApo 4x, 10x DIC, 20x DIC and 40x DIC objectives, 1x ~ 100x condenser, a built-in LA60 colour balance filter, LED illumination (that doesn’t generate heat that can harm specimens).
iSeries polarizing attachment, and is equipped with Nikon DS camera and DS Control unit DS-L2.

Additionally, the Eclipse 55i advanced features include:

Refocusing stage, convenient controls on the lower right-hand side
Stay-in-position stage handle, regardless of x-y position
Ergonomic eyepiece tube, adjusts 10-30 degrees and extends up to 40mm, 10x/22 WF eyepieces

To enquire about this product, please quote SMI06158

Leica MZ6 and MZ8 Microscopes  

Heraeus Biofuge fresco
The smallest refrigerated centrifuge for microlitre tubes
Ultra-quiet standstill cooling
Powerful CFC-free refrigeration unit

  • 24 x 1.5/2 ml or 
  • 4 PCR-strips o 
  • 32 individual PCR-tubes 
  • Max. speed: 13,000 rpm 
  • Max. RCF: 16,060 x 
  • Aerosol tight “Easy-Twist-On” lid

To enquire about this product, please quote SGE05134


Olympus BX41M-LED Materials/Metallugical Microscope

  • Olympus UIS2 LMPlan 10x, 20x objectives  
  • BX-AKMA-LED reflected light illuminator  
  • U-D6RE sextuple revolving nosepiece w/ slider slot  
  • U-SIC4R2 right hand large stage, lockable  
  • ESD electrostatic discharge protection  
  • Compact Y-shape design for ease of use

Improved image colour fidelity and brightness 
Improved defect detection performance

To enquire about this product, please quote SMI06092

Leica MZ6 and MZ8 Microscopes  

Thermo Scientific* Cytospin* 4 Cytocentrifuge

  • Process up to 12 samples at one time
  • Lid-release mechanism to allow for opening with one hand.  Lid remains locked at all times during rotation
  • Pull out program card to allow for quick retrieval of stored programs
  • Protected program memory allows for the storage of up to 23 distinct programs
  • Three acceleration control buttons allow for exceptional protection of fragile samples
  • Specimen safety alarm feature has been added to remind user at one-minute intervals to remove specimens to protect them from air drying and ensure consistent results

To enquire about this product, please quote SGE05508

Leica MZ6 and MZ8 Microscopes  

IKA MF 10 basic Microfine grinder

Continuously operating universal grinder
- Powerful 500W drive, variable speed to 6500 rpm
- Easy to clean working surface made of stainless steel
- Two different grinding heads can be attached to the drive

Package includes: 

  • MF 10.1 Cutting-grinding head 
  • MF 10.2 Impact grinding head 
  • Unit is 'as new' and is complete with a range of sieves

To enquire about this product, please quote SGE05042


Leitz Wetzlar Miniload 2

Microhardness tester for Vickers, Knoop and Scratch hardness indents, digital 10x eyepiece, 10x and 50x objectives, x-y micrometer stage complete with box of reference disks.

The Miniload system tester is used for non-destructive hardness tests with loads below 1 kg. The system is ideal for the inspection of tool edges, wires and failure investigations.

The hardness tester can be used to examine metallurgical samples at a magnification of up to 500x, and offers precise measurement of coatings and micro structural features.

To enquire about this product, please quote SSP06223

Sigma 4 - 16K Refrigerated Centrifuge   Sigma 4-16K Refrigerated Tabletop Centrifuge

High volume bench top laboratory clinical centrifuge. The centrifuge also features especially good cooling performance and achieves 4°C at maximum speed. The motorized lid lock and the patented user-friendly one-button control (Spincontrol S) make it especially easy to use.

Speed range up to 15.000 rpm
Maximum capacity of 4 x 650 ml down to microtubes with different adapters in the same
Suitable for low speeds e.g. for cell sedimentation, accuracy +/- 1 rpm
Magnetic rotor identification prevents the rotor from over speeding
Possibility of pre-cooling the rotors during standstill

To enquire about this product, please quote SGE05967

The Eppendorf Mastercycler Gradient   Eppendorf PCR Mastercycler

The Eppendorf Mastercycler Gradient & Personal offers fast temperature control, exact block homogeneity and augmented programming for optimal flexibility. Personal cards enable safe program storage as well as easy and reliable transfer of individual protocols between different Mastercyclers.

The Gradient with its 96x0.2ml position universal block with gradient of +10C to 200C is the economical option for standard PCR runs.

The personal accommodates 25x0.2ml tubes or microplates in a 5x5 grid. Both have a temperature control range from +4C to 99C

To enquire about this product, please quote SSP03956

Multi-Gas Monitor LTX310   Multi-Gas Monitor LTX310

Portable in case with one-buton microprocessor controlled calibration sensor unit. The SP402 Sampling Pump can be used in conjunction with the LTX310 for remote air sampling. The LTX310 automatically recognizes and displays sensor configurations when switched on. Plug-in sensors can be easily changed.

The system is 'near new' and is complete with calibration gas, re-chargable batteries and compact charger. O2 / NH3 / Combustible Gas (LEL) sensors fitted.

To enquire about this product, please quote SSP02961

Zeiss Axioskope2-plus  

Zeiss Axioskop 2 plus

  • Epi-fluorescence trinocular research grade routine microscope
  • Ergonomic strain-free viewing with variable height adjustment head 
  • Universal condenser, BF, DF, epi BF, epi DIC, fluophores DAPI, FITC 
  • Plan-Neofluar objectives 2.5x, 10x, 20x, 50x, 100x 
  • 12V 100W halogen and HBO 100W mercury lamps with new electronic HBO power supply

To enquire about this product, please quote SMI05567


New Brunswick Scientific Celligen Plus

Celligen Plus fermentor. Includes S25-G-200X motor and vessel of 5 litre. Range of temperature ambient +5 to 80 ºC. Range of agitation of 20 to 1200 rpm. Includes temp. probe and connection cables for pH and DO probes (probes not included). Digital display and microprocessor control.

A new generation of a well proven Fermentor/Bioreactor system, designed for meeting demanding requirements in both research and process development.

To enquire about this product, please quote SSP06086

Buchi 339 Auto Kjeldahl System   Buchi 339 Auto Kjeldahl System

The B-339 Kjeldahl Unit is a fully automatic system for rapid, problem free steam distillation and integrated titration.

Easy to use through PC style keyboard, menu driven multitasking software. The system comprises the B-339 Distillation and Titration Unit, the B-435 Digestion Unit and the B-412 Aspiration and Scrubber.

Supplied complete with titrator, 3 x 10 litre tanks, 300ml sample tubes, connecting hoses, tube stands, 12 place manifold, 2 x digestion vessel holder/racks, filters and assorted spares.

To enquire about this product, please quote SSP03062

Mettler Toledo DL50 & DL55 Titrator Systems   Mettler Toledo DL50 & DL53 Titrator Systems

Microprocessor control enables end pt, equivalence pt & pH stat titrations as well as KF moisture determination with the DV 705 K F titration stand. RS232 interface allows balance and PC connections.

Mettler Toledo DV 705 Karl Fisher stand accessory incorporating magnetic stirrer, reaction vessel & tubing to waste bottles to DL50 or DL53 control unit.

Mettler Toledo DL70 Titrator System Microprocessor controlled system with max of 4 burette drives, 3 electrode inputs & outputs for stirrer, pump, valve attachments, handles all titration protocols plus KF. The 4 RS232 /CL interface allows expansion to series of peripheral units.

To enquire about this product, please quote SGE05198

Waters HPLC Equipment  

Microm HM450 Sliding Microtome  

For sectioning paraffin, frozen specimens and specialty applications in botany and materials science. Specimen sizes up to 190 x 90 mm can be accommodated. Intelligent and modern electronic control systems coupled with high-precision mechanics result in optimal section quality and reproducibility of even difficult embedded specimens

  • Stable, distortion-free basic construction with zero-backlash and maintenance-free cross roller bearings
  • User-friendly control panel allows for programming of settings & functions
  • Automatic and manual feed from 0 to 100 mm
  • Automatic feed independent of specimen size via reversing the sledge (can be turned off)
  • Compensation for heat extension via stepping motor; 2 mm
  • Specimen orientation via coaxial one-hand adjustment
  • Coaxial knife angle adjustment without having to open the knife clamping

This current model includes the K400 -10C to -45C fast freezing cryo unit

To enquire about this product, please quote SPA05367

Millipore Q plus Water purification system   Millipore Q plus Water purification system

Provides up to 1.5L/min of ultrapure water on demand. Alphanumeric display clearly indicates system operating status at all times an indicator light alerts when QPAK purification pack exchange is necessary.

Uses same QPAK elements as other Milli-Q systems. Recirculates water through QPAK at preset intervals during non-use periods to maintain water purity.

18.2 megohm-cm resistivity, < 10ppb TOC,  Particle-free > 0.22um.
Dimensions: 495 H x 297 W x 433mm x D

To enquire about this product, please quote SGE03117


evos xl Digital Inverted Microscope for Transmitted Light Applications

• ALL-IN-ONE digital microscope workstation
• Eyepieces are replaced with a 12.1-inch high-resolution display
• High performance phase contrast optics are integrated with a high-resolution digital camera
• Integrated imaging software runs everything via mouse or with fingertip controls
• Images can be saved to a USB flash drive

Designed for repeated-use in routine tissue culture/live cell applications
Fits inside cell culture hoods and biosafety cabinets
Embedded operating system with basic imaging features for capture and save to USB flash drive
Affordable, unmatched price-to-performance value

To enquire about this product, please quote SMI06156


Email Air Biological Safety Cabinet Class II

  • Spacious 1200mm with stand
  • Fluorescent & UV lamps, touch pad controls
  • Models available with Hepa filter either left or right

  To enquire about this product, please quote SGE05161

Vilber Lourmat Chemi-Smart 3000  

Vilber Lourmat Chemi-Smart 3000

Digital image acquisition system for the capture of chemiluminescence & flourescence gel images.

Using advanced cooled CCD technology in conjunction with motorized zoom camera, unique darkroom and Bio-Profil software, the Chemi- Smart 3000 forms a complete and powerful system for quantification and documentation for multiple applications.

To enquire about this product, please quote SSP04418

  Refrigerated centrifuge  

 Sigma 4k15

This Sigma 4K15C refrigerated high-speed bench top centrifuge with optional w/deep well titer plate rotor can spin up to 15,000 rpm.

Four place spin out rotor, inserts for 8 x 50 ml, 16 x 15 ml & 80 x 10ml tubesa, temp range of -20 to 40C and an easy-to-use microprocessor controlled interface provides for preselection of gravitational field, speed, rotor and time.

To enquire about this product, please quote SGE05667

Beckman Coulter Avanti J-20 XPI  

Beckman Coulter Avanti J-20 XPI

Refrigerated programmable high performance floor standing centrifuge.

  • Accommodates all Avanti J rotors, forces to 82000 x g (26000rpm)
  • Six-litre batch throughput for bacterial & cell membrane isolation
  • DNA sample prep capability with up to 24 microplates (JS-5.3 Rotor)
  • 3 litre and 4 litre swinging bucket rotors
  • Fast accel and decel times with SR drive
  • Low heat output and low energy consumption

Supplied with either JA 20.1 (32 x 15ml) angle head or JS 13 (4 x 15ml) swing out rotor types. The J-20 is compatible with all existing and current rotors.

To enquire about this product, please quote SGE05186

Newport Scientific Hammer Mill 6000   Newport Scientific Hammer Mill 6000

Features a top loading design and three pronged hammer. Grinds most dry vitreous materials including grains, peas, pulses, soft materials and some resins and rubber.

The Mill 6000 has a high power, sturdy 1.5hp, 16000rpm motor for a trouble free long life and a fully enclosed design for safe and quite operation.

The mill design features minimal carry-over, and interchangeable screens to select the correct particle size for your application.

H x W x D (mm): 600 x 306 x 425
Power supply: 240V 1200W

To enquire about this product, please quote SGE04500

Julabo F25 ME Refrigerated/Heating Circular  

Julabo F25-ME Refrigerated/Heating Circulator

The unit provides high heating/cooling capacities to ensure rapid heat-up and cool-down times with Active Cooling Control to +200 °C

VFD Comfort Display keypad for setpoints warning/safety values and menu functions
PID3 cascade temperature control, ATC3 3-Point-Calibration
Pt100 External sensor connection for measurement and control
SMART PUMP, electronically adjustable pump stages
Integrated programmer for 10 program steps

Typical applications: Temperature applications to external, closed systems, such as for example photometers, refractometers, viscometers, etc.

To enquire about this product, please quote SGE06160

Neslab Constant Temperature Baths: RTE 111 & EX 111   Neslab Constant Temperature Baths: RTE 111 & EX 111
  • High performance circulating baths, 7L capacity, digital control, rapid cool down, adjustable high temp / low liquid safety, 2 stage force & suction pumps.
  • Refrigerated unit RTE111: -18C to + 150C
  • Water bath/circulator EX111: ambient to +150C 
  • Stability +/- 0.01C
  • Current models in as 'new condition', some new in original packing.

To enquire about this product, please quote  SGE03032

Buchi R-200 / R-205 Rotavapor   Buchi R-200 / R-205 Rotavapor
  • Lab-scale rotary evaoporator. The Buchi systems provides a continuous vapour duct to prevent cross-contamination and the proven combi-clip makes the unit particulary easy to dismantle and clean.
  • Vertical and horizontal models available with V-800 programmable in-built vacuum controller, digital controlled heating bath B-490 temperature range 20-190C, variable speed to 280rpm, vapour, temperature probe readings on digital display, electrical quick-action motorised jack, includes all high quality 3.3 borosilicate glassware and manuals.
  • V-55 dual head chemical resistant pump to 10mbar also available.

To enquire about this product, please quote  SGE04638

Planer Kryo 10 Series III Programmable Freezer   Planer Kryo 10 Series III Programmable Freezer
  • The Kryo 10 provides controlled rate cooling of biological specimens within the temperature reange of +30C to -180C. The model consists of a 1.7 litre freezing chamber, 200x150mm Dia. for up to 30 x 2ml ampoules or 60 straws.
  • The equipment is normally used with a dewar containing liquid nitrogen fitted with a pump to feed liquid nitrogen to the chamber unit.
  • The operation of the freezer depends on the controlled injection of atomized liquid nitrogen into the work chamber and the pulsing of a heater within the chamber.
  • A programmable temperature controller with integral display and an alpha-numeric plotter records program data.

To enquire about this product, please quote SSP04406

Spex Geno Grinder  

Spex Geno Grinder 2000

  • Ball mill, high intensity for 96 well microplates
  • Speed settings from 500 to 1600 strokes / minute
  • Holds two standard deep well titer plates, spacers included to hold loads up to 60mm high

To equire about this product, please quote SGE04855

Retsch S 1000 Ball Mill   Retsch S 1000 Ball Mill
  • The centrifugal ball mill is suitable for ultrafine batch grinding (wet or dry) of medium hard, hard & brittle and fibrous materials. Extremely high centrifugal forces achieve a high degree of fineness & excelent mixing of the specimens in a very short time.
  • Speed of grinding jars: 100-580rpm
    Digital timer: 1-300mins
    Supplied with 2 agate 125ml jars plus porcelain and s/steel balls

To enquire about this product, please quote  SGE04662

Thermo Forma 3951  

Thermo Forma 3951 Reach-In CO2 Incubator 

Roomy 823 litre interior volume

  • Five adjustable shelves included
  • All stainless steel interior for durability
  • Digital control CO2 & selectable humidification
  • Access ports and interior outlet for convenience

To enquire about this product, please quote  SGE05608


magne Therm - Nanopaticle heating research

The magneTherm system, designed specifically for MNP & fluid hyperthermia, comes with capacitors and coils for a number of standard frequencies. Resonance tuning is manual. USB temperature data logger enables recording of data onto a computer.

System also includes; Laboratory 20A DC Power Supply, Function Generator and Oscilloscope.
Convenient and portable bench-top size, only requires tap or recirculating water bath for cooling.

To enquire about this product, please quote SSP06161


Retch Camsizer LA-920

  • Particle size analyser with digital image processing for simultaneous analysis of size (30um~30mm), number and shape in high resolution.
  • The main fields of application are in quality control, research & production monitoring. It is possible to partially or completly automate the measuring procedure.
To enquire about this product, please quote   SGE05756