Instrumentation

Thermo Fisher Scientific Q Exactive Plus

instrumentOur Q Exactive Plus mass spectrometer is routinely used for exact mass analysis of small molecules and can conduct MS/MS experiments.

  • Available Ionization:
    • Electrospray (ESI)
    • Atmospheric Pressure Photoionization (APPI)
    • Atmospheric Pressure Chemical Ionization (APCI)
    • ThermoFisher/Proxeon Nanospray Flex ion source (nanoLC)
    • Prosolia 2D Desorption Electrospray Ionization (DESI)
  • LC-MS capabilities: Coupled to Water’s Acquity Ultra-High Performance Liquid Chromatography system
  • Mass range: 50 to 6,000 Da
  • Resolution:
    • 70,000 at m/z 200 at a scan repetition rate of 3 Hz
    • 17,500 at m/z 200 at a scan repetition rate of 12 Hz
    • 140,000 at m/z 200 at a scan repetition rate of 1.5 Hz
  • Mass accuracy:
    • < 3 ppm RMS error with external calibration
    • < 1ppm RMS error with internal calibration

Training is available to campus community

Thermo Fisher Scientific LTQ Orbitrap XL

Our LTQ Orbitrap XL mass spectrometer is routinely used for exact mass analysis of small molecules, and is capable of MSn experiments.

  • Available Ionization:
    • Electrospray (ESI)
    • Atmospheric Pressure Photoionization (APPI)
    • Atmospheric Pressure Chemical Ionization (APCI)
    • Prosolia 2D Desoption Electrospray Ionization (DESI)
  • LC-MS capabilities: Coupled to Water’s Acquity Ultra-High Performance Liquid Chromatography system
  • Mass range: 50 to 4,000 Da
  • Resolution:
    • 60,000 at m/z 400 at a scan repetition rate of 1 Hz
    • 7,500 at m/z 400 at faster scan repetition rates
    • >100,000 at m/z 400 at slower scan repetition rates
  • Mass accuracy:
    • < 3 ppm RMS error with external calibration
    • < 2ppm RMS error with internal calibration

Training is available to campus community

Thermo Fisher Scientific TSQ Access (Triple Quadrupole MS)

 

The triple quadrupole mass spectrometer is equipped with an electrospray ionization source. It is coupled to Water’s Acquity Ultra-High Performance Liquid Chromatography system. This instrument is used for the analysis and quantitation of complex, non-volatile samples such as biological fluids and plant extracts.

  • Available Ionization: micro ESI, APCI and APPI
  • LC-MS capabilities: Water’s Acquity UPLC with UV-Vis diode array detector
  • Mass range: m/z 30-3000, small molecules to intact proteins
  • Resolution: 5000 FWHM at m/z 500
  • MS/MS

Training is available to campus community

 

 

Synapt G2 HDMS (q-TOF with ion mobility)

synaptThe qTOF mass spectrometer is used for the analysis of proteins, oligonucleotides and small molecules.

  • In-line Acquity UPLC system for routine separations and ionization via ESI
  • Routine operation produces 20,000 FWHM mass resolving power (over 40,000 available in high resolution mode)
  • MS, MS/MS, and MSE scan functionalities available
  • Sub ppm RMS mass accuracies with LockSpray functionality
  • Peptide and Protein Identification/Sequencing Capabilities

Training is available to campus community

 

 

 

Gas Chromatography-MS (GC-MS) with single quadrupole mass analyzer (QP2010S, Shimadzu)

Our GC-MS is equipped with electron impact ionization and a single quadrupole mass analyzer for the analysis of volatile species. The instrument is attached to an autosampler capable of holding up to 125 samples. Additionally, there is NIST database searching capabilities for compound identification.

  • Available Ionization: Electron Impact (EI)
  • Mass range: up to m/z 500
  • Resolution: Unit resolution
  • Volatiles, purity, quantitation

Training is available to campus community

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