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Portable benchtop ESR (Electron Spin Resonance) spectrometers provide high-sensitivity, research-grade analysis of free radicals, paramagnetic species, and metal complexes in a compact form factor. Key models include the Magnettech ESR5000, CIQTEK EPR200M, and Micro-ESR. These instruments are vital for studying oxidative stress, material defects, and chemical reaction kinetics.
Top Portable Benchtop ESR Spectrometers:
- Magnettech ESR5000 (Bruker): A compact X-band spectrometer known for high sensitivity (spins/mT) and reliability, often used in food chemistry, pharmaceutical research, and life sciences.
Key Research Applications:
- Free Radical Detection: Identification and quantification of radicals in chemical reactions or biological samples.
- Oxidative Stability: Used to evaluate food materials, oils, wine, and beer (e.g., Electron Paramagnetic Resonance Spectroscopy to Evaluate the Oxidative Stability of Beer, Wine, and Oils).
- Materials Science: Characterization of polymers, doping, and defects in semiconductors.
- Life Sciences: Real-time monitoring of Reactive Oxygen Species (ROS) and nitric oxide in biological tissues.
Main Advantages:
- Footprint: Fits inside standard fume hoods or glove boxes.
- Operation: Generally requires minimal installation and maintenance compared to high-field, floor-standing systems.
- Performance: Features like high-frequency, rapid scanning enhance signal-to-noise ratios for fast, transient radicals.
These compact tools, including the ESR5000 from Rotunda Scientific Technologies, bring crucial spin resonance techniques out of specialized labs and directly onto the researcher's desk.
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Benchtop ESR/EPR spectroscopy
LINEV Systems
https://www.linevsystems.com › products › benchtop-sp...
LINEV Systems
https://www.linevsystems.com › products › benchtop-sp...
Electron paramagnetic resonance (EPR) spectrometer is a scientific instrument used to study materials with unpaired electrons, such as free radicals, transition ...Read more
Benchtop EPR Spectroscopy: A Compact Solution with ...
CIQTEK
https://www.ciqtekglobal.com › blog › benchtop-epr-sp...
CIQTEK
https://www.ciqtekglobal.com › blog › benchtop-epr-sp...
Oct 21, 2024 — They can be used to study free radicals, paramagnetic metal ions, and protein structures, and even investigate reaction mechanisms. Furthermore, ...Read more
Understanding ESR/EPR Spectroscopy: Principles, ...
Rotunda Scientific Technologies LLC
https://www.rotundascitech.com › blogs › exploring-appl...
Rotunda Scientific Technologies LLC
https://www.rotundascitech.com › blogs › exploring-appl...
Sep 4, 2025 — Increasingly employed in environmental science, the ESR5000 measures free radicals in airborne particulates, water, and soil. This includes ...Read more
Magnettech ESR5000 |Benchtop - EPR Instruments
Bruker
https://www.bruker.com › products-and-solutions › ma...
Bruker
https://www.bruker.com › products-and-solutions › ma...
The Bruker Magnettech ESR5000 provides both academic and industrial laboratories with X-band research grade sensitivity plus a wide field range.Read more
Benchtop EPR Spectrometer | EPR200M
Addspx
https://addspx.com › product › benchtop-epr-spectrome...
Addspx
https://addspx.com › product › benchtop-epr-spectrome...
This benchtop EPR spectroscopy specializes in the qualitative and quantitative analysis of free radicals, special valence transition metal ions.
Videos
Web results
Benchtop EPR with the Bruker e-scan
blue-scientific.com
https://blue-scientific.com › news › 2016/09 › benchtop-...
blue-scientific.com
https://blue-scientific.com › news › 2016/09 › benchtop-...
Benchtop EPR from Bruker. The Bruker e-scan is an easy-to-use, compact, entry-level EPR spectrometer for lab & process applications. Official UK supplier.
Bruker microESR ESR/EPR System - Lab Alliance
laballiance.com.my
http://laballiance.com.my › Products
laballiance.com.my
http://laballiance.com.my › Products
The microESR is a small, portable research grade instrument. The spectrometer has a mass of only 10 kg and a 30.5 x 30.5 x 30.5 cm3 foot print. It can easily ...Read more
Micro-ESR: Miniature Electron Spin Resonance ...
American Laboratory
https://www.americanlaboratory.com › 1664-Micro-ESR...
American Laboratory
https://www.americanlaboratory.com › 1664-Micro-ESR...
Apr 1, 2011 — An ESR spectrometer detects the concentration and composition of free radicals present in a sample. Free radicals are atomic or molecular ...Read more
Electron Paramagnetic Resonance Spectroscopy to Evaluate ...
PubMed Central (PMC) (.gov)
https://pmc.ncbi.nlm.nih.gov › articles › PMC12786748
PubMed Central (PMC) (.gov)
https://pmc.ncbi.nlm.nih.gov › articles › PMC12786748
by M Segantini2025 — EPR spectroscopy is a reliable technique for detecting, quantifying, and identifying free radicals ... Benchtop and Portable EPR Spectrometers.Read more
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