SCIENTIFIC INSTRUMENTATION


MASS SPECTROMETRY

ExperimentMassSpectrometry[]

ESI-QToF Mass Spectrometer

  • High resolution, high mass accuracy mass spectrometer
  • Conventional full-scan MS and MS/MS methods, data-dependent acquisition (DDA), as well as MS(E)

Electrospray Ionization (ESI) Ion Source

  • 50 to 4,000 V ESI capillary voltage
  • 1 to 200 V sampling cone voltage
  • 60 to 18,000 L/hr cone gas flow rate
  • 60 to 72,000 L/hr desolvation gas flow rate

Quadrupole, Time of Flight (QToF) Mass Analyzer

  • 20 to 100,000 m/z ToF mass range
  • 20 to 16,000 m/z quadrupole mass range
  • 1 ppm RMS accuracy
  • 22,500 FWHM mass resolution
  • 2.46 kV (-1.8 kV grid) dual stage reflectron
  • 25.2 µPa high vacuum pressure ToF Tube
  • 350 V ion guide electrostatic lens
  • Up to 30 spectra per second

Collision Cell

  • 0 to 255 V collision cell voltage
  • Argon collision cell gas
  • 42.6 mPa high vacuum pressure collision cell

Sample Constraints

  • Direct injection
    • Sample volume range: 0.5 to 30 mL
    • 2 mL HPLC vials or 30 mL reservoir bottles
    • Maximum of 20 samples per batch
  • Autosampler-aided direct infusion
    • 75 µL sample loop for analytical flow, 10 µL for micro/nano flow
    • Up to 48x HPLC/CE vials or 2x SBS style deep well plates per batch
Waters xevo G2 XS QTOF
Waters Xevo G2-XS QTOF

ESI-QQQ Mass Spectrometer

  • Standard triple quadrupole functions like MRM, precursor, neutral loss, and product ion scan
  • QTRAP functionality allows for MS3 (MS/MS/MS)
  • Enhanced scanning modes possible such as enhanced mass scans (EMS), enhanced resolution scans (ER), and enhanced product ion scans (EPI)
  • 6 orders of magnitude dynamic range

Electrospray Ionization (ESI) Ion Source

  • IonDrive Turbo V Ionization Source (NanoSource optional)
  • 5 msec polarity switching in MRM and scheduled MRM modes
  • Up to 4,500 V ion spray voltage
  • Up to 750°C ion source temperature

Triple Quadrupole Mass Analyzer

  • 20,000 Da/s scan speed and full scan linear ion trap sensitivity
  • 5 to 2,000 m/z triple quadrupole mass range
  • 50 to 2,000 m/z linear ion trap mass range
  • Dual stage IonDrive QJet ion guide (non-funnel)
  • Nitrogen collision cell for fragmentation
  • Low, unit, and high resolution for Q1 and Q3
AB SCIEX QTRAP 6500+

Echo MS System

  • Highly reproducible sample analysis using Acoustic Droplet Ejection and Open Port Interface1
    • Sample acquisition rates of up to 1 second per sample for a single analyte
    • Electrospray ionization for broad compound coverage
  • High sensitivity and quantitative robustness using the SCIEX Triple Quad 6500+ mass spectrometer
  • Metabolic stability assay screening on the Echo MS system yielded up to 10x greater throughput compared to LC-MS/MS (Figure 1)
AB SciEx – Echo MS System

MALDI-ToF Mass Spectrometer

  • Mass resolution up to 2,000 (at m/z of 1,500)
  • Sensitivity down to 500 fmol BSA (66 kDa) with < 50 S/N
  • Mass accuracy of < 30 ppm (internal calibration)
  • Negative or positive ion modes
  • Up to 500 kDa mass range

Laser Ionization Source

  • 337 nm wavelength
  • 60 Hz laser frequency
  • 3 ns pulse width
  • 9 mW power
  • 1 to 1,000 shots per well

Time of Flight (ToF) Mass Analyzer

  • 75 cm length ToF tube
  • 2 µBar high vacuum
  • Up to 20 kV accelerating voltage
  • Up to 20 kV grid voltage
  • 0.05 to 10 kV electrostatic lens voltage
  • Up to 5,000 ns delay time

Triple Quadrupole Mass Analyzer

  • Up to 2 µL of sample per well
  • Up to 2 µL of calibrant per well
  • 96 wells per experiment
Microflex LT

ExperimentLCMS[]

Liquid Chromatography Mass Spectrometer

Liquid Chromatography

  • Analytical HPLC
    • 0.1 to 2.2 mL/min flow rate
    • 0.01 inch inner diameter PEEK system tubing
    • Up to 7,000 psi operating pressure
    • In-line degasser
    • Photo diode array detector
    • 190 to 500 nm absorbance
    • 0.5 μL volume
    • 5 to 90°C (± 0.1°C) column compartment temperature range
    • Up to two columns connected in series up to 300 mm maximum in length (15 mm maximum outer diameter)
  • Micro/Nano HPLC
    • Performs using micro (1 to 100 µLimin) to nano (10 to 1,000 nLimin) fow rate
    • Optimized for columns from 75 µm to 4 6 mm internal diameter
    • Superior chromatographic resolution with sub-2-µm column particle technology
    • Optimal for applications requiring high sensitivity analysis with limited sample volumes
    • Up to 15,000 PSI operating pressure
    • Integrated vacuum degassing
    • 5 to 90°C (± 0.1°C) column compartment temperature range
    • Single column up to 250 mm maximum length (15 mm maximum outer diameter)
    • High pressure mixing, binary gradient
    • Trap valve manager with two six-port two-position valves
    • Up to four solvents, in combinations of two (A1 or A2, and B1 or B2)

Mass Spectrometry

  • QToF
    • High resolution, high mass accuracy mass spectrometer
    • Conventional full-scan MS and MS/MS methods, data-dependent acquisition (DDA), as well as MS(E) acquisition modes
    • 20 to 100,000 m/z ToF mass range
    • 20 to 16,000 m/z quadrupole mass range
    • 22,500 FWHM mass resolution
    • 1 ppm RMS accuracy
    • Up to 30 spectra per second
  • Analytical QQQ
    • Performs standard triple quadrupole functions like MRM, precursor, neutral loss, and product ion scan
    • Enhanced scanning modes possible such as MS3, enhanced mass scans (EMS), enhanced resolution scans (ER), and enhanced product ion scans (EPI)
    • 5 to 2,000 m/z triple quadrupole mass range
    • 50 to 2,000 m/z linear ion trap mass range
    • 6 orders of magnitude dynamic range
    • 5 msec polarity switching in MRM and scheduled MRM modes
    • 20,000 Da/s scan speed
    • Full scan linear ion trap sensitivity

Sample Constraints

  • 75 µL sample loop for analytical LC, 10 µL sample loop for micro/nano LC
  • Sample chamber temperature controlled from 5 to 40°C (± 3°C)
  • Up to 48x HPLC/CE vials or 2x SBS style deep well plates per batch

ExperimentGCMS[]

ExperimentGasChromatography[]

Gas Chromatography Mass Spectrometer

Flow System

  • He carrier gas available
  • Inlets available:
    • Split/Splitless capillary column inlet
    • Multimode temperature-programmable capillary column inlet
    • Column head pressure up to 100 PSIG

Column Oven

  • Temperature range: 30 to 450ºC
  • Up to 120ºC/min temperature ramp
  • Up to 2 capillary columns
  • 0.53 mm maximum column inner diameter

Split/Splitless Capillary Inlet

  • Suitable for capillary columns up to 0.53 mm inner diameter
  • Split ratio up to 7,500:1 to prevent column overload
  • Up to 1,250 mL/min total flow of He
  • Inlet temperature 30 to 400ºC

Multimode Capillary Inlet

  • Suitable for capillary columns up to 0.53 mm inner diameter
  • Split ratio up to 7,500:1 to prevent column overload
  • Up to 1,250 mL/min total flow of He
  • Inlet temperature 30 to 400ºC
  • Temperature programmable with ramp rates up to 900ºC/min

Mass Spectrometry

  • Single quadrupole mass spectrometer
  • 1.6 to 1,050 m/z mass range
  • 100 to 200ºC quadrupole temperature
  • 100 to 300ºC ion source temperature
  • 100 to 350ºC transfer line temperature
  • Scan speeds up to 12,500 m/z per second
  • Electron ionization:
    • Dual filaments
  • Chemical ionization:
    • Single filament
    • Methane reagent gas
    • Positive and negative mode

Autosampler Rail System

  • Vortex mixing up to 2,000 RPM
  • Sample incubation 30 to 200ºC
  • Liquid, headspace, and solid-phase microextraction sample preparation available
  • 0.01 to 100 µL injection volumes for liquid injection
  • 25 to 2,500 µL injection volumes for headspace injection
  • Headspace syringe heating 40 to 150ºC
Agilent – PAL3 RTC 120 Autosampler
Agilent – 8890 GC System with 7250 QTOF

ExperimentCapillaryElectrophoresis[]

ExperimentCEMS[]

Capillary Electrophoresis Mass Spectrometer

CESI 8000 Plus ESI-MS System

  • Sample Trays: 2 x 48 CESI vials / 0.3 mL microvials
  • Buffer Tray: 2 x 36 CESI vials
  • Pressure Delivery Range: -5 to +100 PSI
  • Required Sample Volume: 5 µL when using NanoVias
  • Zero Dead Volume
  • Multi-Detection Capability: UV/VIS, PDA, or LIF detection can be selected in stand-alone CE mode

Waters Xevo TQ-S MS

  • Flow Rate: up to 2 mL/min
  • Mass Range: 2 to 2,048 m/z
  • Scan Speed: up to 10,000 Da/s
  • Acquisition Modes: Full scan MS, product ion scan, precursor ion scan, constant neutral loss, selected ion recording, multiple reaction monitoring (MRM)
  • Interchangeable Ion Sources: ionKey/MS, APGC, APPI, APCI, ESI, ASAP