Laboratory Instrumentation and Services

Laboratories in the A.R. Smith Department of Chemistry and Fermentation Sciences are equipped with modern instrumentation which is used regularly by faculty and students. We can provide the following services to research and industry partners:

Analytical Separations


Gas Chromatography Mass Spectrometry (GC‐MS)

  • Agilent 6890 GC with 5973 MS
    • 70 eV electron ionization with extensive library of compounds
    • Autosampler w/ 100 sample carousel
    • Purge and trap sample introduction with 70‐vial autosampler

Gas Chromatography with Flame Ionization Detector (GC‐FID)

  • Agilent 6850 Series II
    • Autosampler w/ 27 sample carousel
    • Headspace sample introduction with autosampler

High Performance Liquid Chromatography (HPLC)

  • Dionex UltiMate 3000
    • 120‐vial autosampler
    • Photodiode array (PDA) detector
    • Fraction collector

Ion Chromatography (IC)

  • Dionex ICS 1000 w/ anion exchange column and conductivity detector


Contact Persons: Mr. David Farrar, farrardg@appstate.edu, 828‐262‐2967 (GC‐MS and GC‐FID), Dr. Carol M. Babyak, babyakcm@appstate.edu, 828‐262‐2756 (HPLC and IC)


Elemental Analysis


Inductively Coupled Plasma Optical Emission Spectrophotometer (ICP‐OES)

  • Varian 710 ES
    • Autosampler
    • Axial configuration
    • Simultaneous system for rapid analysis

Flame Atomic Absorption Spectrophotometer (Flame AAS)

  • Perkin Elmer 2100 with a variety of lamps to choose from


Contact Person: Dr. Carol Babyak, babyakcm@appstate.edu, 828‐262‐2756


Molecular Spectroscopy


Fourier Transform Infrared (FT‐IR) Spectroscopy

  • Thermo Scientific Nicolet 6700 FT‐IR
    • Accessories for DRIFTS and ATR data collection
    • Resolution: 0.5cm‐1
  • Thermo Scientific Nicolet 550 Magna FT‐IR
    • Accessories for DRIFTS and ATR data collection
    • Resolution: 0.5cm‐1
  • Bruker Vector 22
    • Accessories for DRIFTS data collection
    • Resolution: 1cm‐1

Nuclear Magnetic Resonance (NMR) Spectroscopy

  • Varian Gemini 2000 300 MHz
    • Dual broadband probe (1H/19F, 15N‐31P)
    • Variable temperature controller
    • Experiments include: COSY, DEPT, HETCOR, HOMO2DJ, T1‐analysis

Ultra‐violet Visible (UV‐Vis) Spectroscopy

  • Shimadzu UV‐2401 PC double beam spectrophotometer
    • Frequency range: 190‐900nm
    • Resolution: 0.1nm


Contact Person: Mr. David Farrar, farrardg@appstate.edu, 828‐262‐2967


Fluorescence Spectroscopy


Horiba Jobin Yvon FluoroMax‐4

  • Xenon arc lamp source
  • Excitation and emission monochrometers
  • 0.3 nm resolution
  • Equipped with 1‐ and 2‐m fiber optic probes, microwell plate reader, and standard 1‐cm cuvettes


Contact Person: Dr. Al Schwab, schwabad@appstate.edu, 828‐262‐6808


Fuel Lubricity


PCS Instruments High Frequency Reciprocating Rig reciprocating friction and wear test system

  • Fast, repeatable friction and wear measurement
  • Microscope with digital camera
  • Small, compact bench top system
  • Preloaded with standard diesel fuel lubricity test procedures including ASTM D6079
  • Built in digital humidity probe


Contact Person: Dr. Nicole Bennett, bennett@appstate.edu, 828‐262‐2758


Electrochemistry


Bioanalytical Systems (BAS 100B) Electrochemical analyzer

  • Cell stand can accommodate a variety of electrodes
  • Hanging mercury drop electrode
  • Rotating electrode cell stand


Contact Person: Dr. Carol Babyak, babyakcm@appstate.edu, 828‐262‐2756


Computational Quantum Chemistry


64‐bit PQS computer equipped with 16 3GHz Xeon processors

  • Supports a variety of quantum chemistry packages including Gaussian03, PQS, GAMESS‐US, QChem3.1, PSI3, and Cfour. Gaussian03 and its viewer, Gaussview4, are available for the windows environment as well.
  • Supports a variety of graphical tools including Gabedit, ChemCraft, and PQS view
  • A large set of methods including semi‐empirical, ab‐initio (RHF, ROHF, UHF, MCSCF, andCAS‐SCF), DFT, MPn, CI, QCI, and coupled‐cluster methods can be applied to ground and excited states of molecules


Contact Person: Dr. Steve Williams, willsd@appstate.edu, 828‐262‐2965