Lake Superior State University
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Alum Success

Leslie Machado

Leslie Machado

LSSU Chemistry Major

PhD in chemistry at Johns Hopkins University

Division of Chemistry and Environmental Science, Geology and Physics

Environmental Analysis Laboratory

List of Services/Costs (2009)

Note: Discounts apply when more than 50 samples are submitted for each method. Additional discounts available for client prepared samples. Sample containers provided at no additional cost.

Trace Metals Analysis

Trace Metals Analysis

Instrumentation includes:

  • Agilent 7500a ICP-MS housed in a class100 clean room
  • CEM Mars microwave digestor
  • Benchtop HEPA hood system
Analysis Sample/Size Price (USD)
Metals Water/0.IL $120.00
Metals Solids/l.0g $150.00
Metals Tissue/2.0g $160.00
Note: Metals analyzed include Be, V, Cr, Mn, Co, Ni, Cu, Zn, As, Se, Mo, Ag, Cd, Sb, Ba, Pb, and Tl.

 

Standard Methods

Standard Methods

Instrumentation includes:

  • Dionex DX500 Ion Chromatograph
  • Agilent 8453 UV- Vis Scanning Spectrophotometer
  • Perkin-Elmer Analyst 300 AA with Flame and Graphite Furnace
Analysis Sample/Size Price (USD)
Anions Water/0.1L $25.00
Dissolved Oxygen, pH, Alkalinity, & Conductivity Water/0.2L $25.00
Chlorophylls Water/l.0L $35.00
Total Kjeldahl Nitrogen Water/0.lL $25.00
Soluble Reactive Phosphorus Water/0.2L $40.00
Total Phosphorus Water/0.2L $25.00
Total Phosphorus Solid/10.0g $35.00
Total Dissolved Solids Water/0.2L $12.00
Total Suspended Solids Water/0.2L $12.00
Sulfide Water/0.lL $53.00
Total coliforrn/E coli Water/0.lL $18.00

 

  
Environmental Analysis

Environmental Analysis

Instrumentation includes:

  • Agilent 6890N Series/5973 Series GCIMS
  • Hewlett-Packard 5890 Series II/5971 Series GC/MC
  • Archon Purge and Trap & Teledyne Tekmar Velocity XPT Purge and Waters 2695 HPLC PDA/jluorescence
  • Molecular Devices Thermo Max Mircoplate Reader
  • Gio-Tek Instruments FLx 800 Fluorescence Microplate Reader
  • VirTis Benchtop K Lyopholizer

Gas chromatography/mass spectrometry (GC/MS)

Analysis Sample/Size Price (USD)
Azoxystrobin Water/l.0L $80.00
Clopyralid Water/l.0L $150.00
lprodione Water/l.0L $150.00
Chlorothalonil/ chlorpyrifos Water/l.0L $80.00
MCPA Water/l.0L $140.00
Note: GC/MS methods can be applied to soil/solids for an additional $50.00 preparation fee.

High performance liquid chromatography/photo diode
array (HPLC/PDA)

Analysis Sample/Size Price (USD)
Extra-cellular priority
algal toxins
Water/0.5L $80.00
Total priority algal toxins Water/0.5L $100.00
Note: Priority toxins include Anatoxin-a, Cylindrospermopsin, and Microcystin RR, LR, LA, YR, and LF.

Enzyme linked immunosorbant assay (ELISA)

Analysis Sample/Size Price (USD)
Microcystin Water/0/.0lL $65.00
Cylindro-
spermopsin
Water/0/.0lL $75.00
Saxatoxin Water/0/.0lL $75.00

Algal identification/enumeration

Analysis Sample/Size Price (USD)
Blue-green to the genus level Water/0.lL $75.00

Impact in the real world...

Rachel Claucherty-Arnold

Rachel Claucherty-Arnold
Environmental Health

What made Rachel's Lake Superior State experience so unique was the practical research she did with top-notch faculty.

"I really enjoyed working with environmental chemistry professor Judy Westrick and biologist Deb Stai," Rachel says. "For my senior project, we evaluated a lab method for cultivating a fungus that causes infections in humans."

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