Sophisticated Analytical Instrument Facility, NEHU, Shillong
Sl. |
Instrument |
Make/ |
Major Specifications/ Accessories available |
Type of measurement/analysis available |
1. |
UV-VIS-NIR Spectrometer |
Varian Cary |
Range : 185-3150 nm; |
Measurement/studies in the region including functional groups, Metal complexes, Specific bonds such as d-orbital participations, charge transfer complexes, Kinetic studies, Different electronic transitions etc. |
2. |
FT-IR Spectrometer |
Bomen DA 8.02 |
Range: 10-7000 cm-1; |
Measurement/studies in the region including IR spectra of solids, phase transformation, Hydrogen-bond studies, vibration-rotation spectra, structure of metal complexes, polymer studies etc. |
3. |
Atomic Absorption Spectrometer |
Perkin Elmer 3110 |
Detection limit: ppm/ppb; |
Trace element analysis of about 25 elements in rock/ore, oil plants, biological samples, water etc. |
Graphite Furnace (transversely heated) |
Analytik Jena AAS6 Vario EA |
Range: 190 to 870 nm |
Direct analysis of solid samples. Mercury hydride analysis in Graphite Furnace for better detection limits. Flame analysis. |
|
4. |
ICP-Atomic Emission Spectrometer |
Labtam 8440 M |
Range: 160-820 nm; Polychromator: 15 fixed wave length of following elements: Y, La, Ce, Nd, Sm, Eu, Gd, Dy, Er, Yb, Lu, W, Th, U |
Elemental analysis of almost all elements. |
5. |
NMR Spectrometer |
Varian |
Frequency: 90 MHz; |
NMR spectra of 1H; Study of molecular structure and dynamics. |
6. |
FT-NMR Spectrometer |
Bruker |
Frequency: 300 MHz; Variable temp. accessory |
1D and 2D NMR Spectroscopy of NMR active nuclei 1H, 13C, 15N, 31P, 51V, 55Mn,11B etc.; NOE; Solvent suppression, homo and hetero decoupling experiments; COSY & NOESY; DEPT. |
7. |
LC-Mass Spectrometer |
Waters, Micromass |
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8. |
Scanning Electron Microscope |
Jeol JSM 35 CF |
Magnification: upto 1,80,000x;
|
Surface topographic studies of microstructures on bulk specimens of biological/non-biological nature; Orientation pattern of single crystal specimen. |
9. |
Scanning Electron Microscope |
Jeol JSM 6360 |
Magnification: upto 3,00,000x; |
Studies as above. The SEM can accommodate 125 nm diameter specimen and allows observing full coverage of specimen with X, Y and R (rotation) movements of the specimen stage. |
10. |
Transmission Electron Microscope |
Jeol JSM |
Magnification: upto 4,50,000; |
Study of ultrastructures of biological/non-biological samples; Normal TEM image/micrographs on 35 mm film. |
11. |
Microscope with |
Leica |
Field of view: 28 mm; |
Measurement of proteins, lipids and DNA, reflectivity, reflectance, fluorescence; Grain counting, size and shape analysis; 3 dimensions reconstruction of slices; Liquid crystal and nuclear track measurements. |
12. |
CHNSO Elemental Analyzer |
Perkin Elmer 2400 |
Accuracy: +0.3%; |
Simultaneous determination of C,H,N; C,H,N,S and/or the determination of Oxygen in the samples. |
13. |
Liquid Nitrogen Plant |
Philips |
10 lit/hr. |
Liquid nitrogen for R&D work. |