Scientific Instrumentation | The Evergreen State College

Scientific Instrumentation

Inorganic Analysis

Atomic Absorption Spectrometer (AA)

PerkinElmer 305B

The AA is used for qualitative and quantitative elemental analysis.

Sample Types: water, soil, minerals, airborne particulates and biological materials

Detection Limit: ~0.2 – 10 ppm depending on analyte

Contact

Sina Hill X6466

Dharshi Bopegedera X6620

Inductively Coupled Plasma – Mass Spectrometer (ICP-MS)

PerkinElmer Elan DRC-e

The ICP-MS is used for qualitative and quantitative multi-elemental analysis, especially trace elemental analysis.

Sample Types: water, soil, minerals, airborne particulates and biological materials

Detection Limit: ~ppt (parts per trillion)

Learn more about the ICP-MS

Contact

Jenna Nelson X6327

Clyde Barlow X6053

Mercury Analyzer

Nippon Instruments Corporation MA 3000

The mercury analyzer is used for qualitative and quantitative determination of Hg

Sample Types: water, soil, minerals, airborne particulates and biological materials

Detection Limit: ~0.002 ng

Contact

Abir Biswas X6433

Sina Hill X6466

Carbon, Hydrogen, Nitrogen Analyzer (C, H, N)

PerkinElmer Series II CHNS/O Analyzer 2400

The CHN analyzer is used for qualitative and quantitative analysis of the carbon, hydrogen, and nitrogen content of a sample.

Sample types: soil; water, and biological materials

Detection Limit: ~ .001 mgs

Contact

Dylan Fischer X6509

Diane Nelsen X6472

Discrete Analyzer

Seal Analytical

The discrete analyzer is used for quantitative and qualitative analysis of anions and cations.

Sample Types: water, soil, and biological materials

Detection Limit: ~0.06-0.2 ppm depending on analyte

Contact

Carri LeRoy X5483

Trisha Towanda X6711

Ion Chromatograph (IC)

Dionex IC25A, Dionex DX500

The IC is used for qualitative and quantitative analysis of anions and can analyze several analytes in the same sample run.

Sample types: fresh water (no brackish or saltwater), water extracted soil air particulates

Detection Limit: ~100 ppb

Contact

Sina Hill X6466

Clyde Barlow X6053

Polarograph

EG&G PARC Model 303A

The polarograph is used for qualitative and quantitative analysis of anions, cations, functional groups in organic compounds, and elemental analysis. It can also measure redox conditions.

Sample types: water, soil, airborne particulates, and biological materials

Detection Limit: ~ppb depending on analyte

Contact

Jenna Nelson X6327

Clyde Barlow X6053

Organic Analysis

Fourier Transform Nuclear Magnetic Resonance Spectrometer (FT-NMR)

Oxford 400 Mz

The FT-NMR is used to for qualitative and quantitative analysis of organic compounds, and is most commonly used to determine the carbon-hydrogen framework of organic molecules.

Sample Types: organic compounds

Detection limit: ~µM

Contact

Lydia McKinstry X5262

Diane Nelsen X6472

Gas Chromatograph Mass Spectrometer (GC-MS)

Agilent 5975c/7890A, HP5970/

The GC-MS is used for qualitative and quantitative analysis. It can separate components of a mixture and provide information about the chemical structures of compounds

Sample types: organic liquids, gases, soil, water, and biological materials

Detection limits: ~ ppb

Contact

Alberto Napuli X6711

James Neitzel X6463

Fourier Transform Infrared Spectrometer (FT-IR)

Nicolet IR200, PerkinElmer 2000

The FT-IR is used for qualitative and quantitative analysis of organic and inorganic compounds. and most commonly is used to identify functional groups within a compound.

Sample types: organic and inorganic compounds.

Detection limits: ~

Microscopes

Z-Stacking Stereo Microscope

Leica MZ16

This research-grade, stereo microscope integrates with a scientific, color camera and Z-stacking software to compose a single image with extended depth of field

Sample types: 3D objects larger or thicker than a compound microscope can accommodate

Magnification: 5-115X

Contact

Kaile Adney X6648

Erik Thuesen X6584

Advanced Compound Microscope

Carl Zeiss 4649419

The Zeiss is a research-grade compound microscope with bright field, dark field, phase contrast, and differential interference contrast capabilities. It is equipped with a color scientific documentation camera

Sample types: Prepared slide

Magnification: 63-2000X

Contact

Trisha Towanda X6711

Pauline Yu X6860

Confocal Microscope

Olympus 1X81

The Confocal is a research-grade inverted compound microscope with bright field, differential interference contrast, epifluorescence, and confocal capabilities. Imaging can be qualitative or quantitative. It is equipped with a monochrome scientific CCD camera.

Sample types: Prepared slides, flasks, or specimen dishes

Magnification: 40-1600X

Contact

Ladd Rutherford X6472

Clarissa Dirks X6612

Scanning Electron Microscope (SEM)

JEOL JSM-6480LV

The SEM is an electron microscope that provides morphological, topographical, and compositional information about the surface of the specimen.

Sample types: Fixed, dried, and coated samples

Magnification: 8-300,000X

Contact

Ladd Rutherford X6472

Gerardo Chin-Leo X6514