Ohio Lumex Zeeman Mercury Analyzer








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ANALYSIS TECHNIQUES
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Types of analysis/ Description Instruments
MERCURY VAPOR CLEANING FILTER SCRUBBER

Mercury vapor is drawn through an appliance that is equipped with a pre-filter and proprietary iodine-impregnated secondary sorbent filter. As the mercury vapor contacts the iodine-impregnated sorbent, the elemental mercury is trapped chemically converted to mercury (type II) iodide (HgI2), a mercury salt.

ATOMIC ABSORPTION SPECTROMETRY (AAS)

The advantages of the well-known atomic absorption (AA) spectrometry are utilized to the full extent and the technique itself is brought to perfection in the RA-82 and RA-915+ Mercury Analyzer and further modifications RA-915 MiniCEM and RA-915 RP-M324 to make them state-of-the art, convenient, accurate, and extremely sensitive instruments due to the use of the Zeeman atomic absorption spectrometry using high frequency modulation of light polarization (ZAAS - HFM).

The high sensitivity and selectivity of the instruments allow the requirements for the sample preparation and its weight to be made much more lenient. The polarization modulation device embodies novel proprietary design features and components.

IR SPECTROMETRY

In modern spectroscopic instruments, the IR absorption, transmission, or scattering spectra are detected by scanning the phase shift between two split parts of a light beam, which is the essence of the Fourier-transform spectrometry. 

This technique provides a significant gain in photometric accuracy and frequency precision. The InfraLUM FT-02 mid-IR FT and InfraLUM FT-10 near-IR FT spectrometers, featuring a state-of-the-art robust vibration- and misalignment-proof design, allow a user to conveniently perform a variety of analytical functions, such as identification of an unknown substance, qualitative and quantitative analysis of solutions, mixed substances, or of complex natural objects, detection of impurities in atmospheric air and gases, and a functional structural analysis. Using a correlation analysis, from the IR spectrum of a sample an analyst can also determine its physical and chemical properties or biological characteristics, such as sprouting ability of seeds, caloric content of food products, grain size, density, etc. To facilitate performing the analyses, the instruments are furnished with a variety of accessories, dedicated SpectraLUM control, data acquisition and processing software package, and calibration and reference databases. The capability of fast identification and detection of many constituents of a complex mixture in a single run brings the performance of these instruments on par with a whole chemical laboratory.





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