AB Sciex 4500MD LC/MS/MS

Manufacturer: AB Sciex


  • AB Sciex 4500MD LC/MS/MS
    • Turbo V Source
    • TurboIon Spray Probe
  • Analyst Data System
  • Mechanical Pump
  • Cables and Manuals
  • Ninety (90) Day Warranty


  • LC front end
  • APCI Probe
  • Battery Backup
  • N2 / Air Generator
  • Installation & Familiarization
  • Extended Warranty

More details

Item#: 11408
Condition: Refurbished

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AB Sciex 4500MD LC/MS/MS

The SCIEX 4500MD series combines the highest sensitivity with the robustness, and reliability you need for day in and day out clinical laboratory operation.  Exceptional sensitivity and faster data acquisition allowing clinical customers to obtain reliable results so physicians and patients have accurate answers quickly.

High sensitivity for demanding applications: The 4500MD systems provide our highest level of sensitivity for the analytes most commonly requested in screening programs, routine testing, and research projects in a number of key areas of clinical diagnostics. From automated method development to quick, simple ion source changes and minimum maintenance requirements, the 4500MD systems are designed to make it easy for you to get the answers you need, and respond to new testing challenges.


  • Minimize downtime and improve lab productivity with robust performance, routinely
  • Quantitate multiple low level compounds in a single analysis with high accuracy and sensitivity
  • Excellent ROI and improved efficiency with multiplexing capabilities
  • Minimized training time and increased efficiency with powerful, easy-to-use, workflow-driven software
Sensitivity MRM modeReserpine 200 fg on column S/N > 2000, C.V. < 5%
Maximum scan speed12,000 Da/sec
Polarity switching time50 msec, in MRM and scheduled MRM (sMRM) modes
Minimum MRM dwell time1 msec
Mass range (m/z)5-2000
Cross talk for reserpine 609/195<0.5% cross talk detectable with 2 msec dwell time and 3 msec inter-MRM pause time
Triple quadrupole mass stability*0.1 Da over 24 hours
Scan typesFull scan MS and selected ion MS for both Q1 and Q3, product ion scan, precursor ion scan, neutral loss or gain scan, multiple reaction monitoring (MRM), and scheduled MRM (sMRM)
Detector typeAcQuRate Pulse Counting CEM
Dynamic range4 orders of magnitude
Ionization sourcesTurbo V source housing with TurboIonSpray probe or APCI probe.
Maximum temperature: 750ºC
Flow rate compatibility5 μL /minute to 3 mL /minute
Built-in devicesHigh-precision syringe pump and switching valve

*Mass stability evaluated using Q1 scan and Product Ion scan, at a scan rate of 10 Da/sec.

Expertly refurbished used laboratory instruments

Every instrument we sell undergoes a complete inspection of all electronics and performance review. The instruments undergo in-depth preventative maintenance procedures that include extensive cleaning, detector maintenance, line and pump flushing. Routine maintenance is also addressed and filters, liners, tubing, etc. are all replaced as needed. Our chemist perform full calibration and data verification. The once used LC/MS Systems are returned to like-new condition and will run your samples for 30-80% less than OEM pricing.

This refurbished AB Sciex 4500MD LC/MS/MS is calibrated to meet OEM standards. Our expert service engineers and chemists can install and custom configure the system to be compliant with the Methods you plan to run.

The GenTech Difference

Why Buy New When You Don't Have To? Our refurbished LC/MS Systems have been expertly restored to meet OEM standards. GenTech is a full service reseller, our knowledgeable engineers perform installations, repairs, training and application setup. The inventory in our 60,000 sq. foot facility is constantly changing with new shipments coming in daily. GenTech customers receive lifetime phone support for all instruments they purchase.

Get cash or purchase credit for your unwanted laboratory assets!

GenTech buys a wide range of equipment from Agilent, Thermo, Waters, AB Sciex, Shimadzu, Perkin Elmer, and More! Since 1996 GenTech Scientific has purchased used laboratory equipment to refurbish and resell with 1 Year warranties. Our refurbished equipment comes fully tested, and supported long after the manufacturers! If you have old or unused lab equipment in your laboratory that you are looking to sell, contact GenTech and see how we can help you!

Trade-In for Purchase Credit

Apply your trade-in value towards your next purchase! Learn more about Trade-In's.

If you have a trade-in complete the quote request form including the instruments you wish to purchase and the equipment you have to trade. Click here to Request a Quote.

Sell Your Lab Equipment

GenTech is currently interested in purchasing GC, HPLC, MS, LC/MS, ICP/MS equipment and laboratory accessories! Click Here to see a complete list.

To sell your equipment please include the make, model and pictures of the instruments you have to sell. Click here to Contact the Purchasing Department.

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