EPR Instruments


Whether for the industrial researcher, quality control, or academic institutions, the microESR allows users to detect the concentration and composition of free radicals with a simple software interface and easy-to-follow workflows.

In the lab

or in the field

Ideal tool for researchers, quality control, or educators.

The microESR is a small, portable research-grade instrument that weighs only 10 kg and can fit easily on a bench, fume hood, or even be transported into the field. It requires no special installation or regular maintenance meaning even the most inexperienced researcher or student can benefit from the analytical power of EPR.


The spectrometer has a weight of only 10 kg and a 30.5 × 30.5 × 30.5 cm³ footprint
Sweep width of 500 G at X-band operating frequency
The microESR is ideally suited for many different types of applications including analysis of edible and crude oils or food and beverages. It is also ideal for graduate and undergraduate chemistry labs.
General Purpose ESR / Industrial Analysis / Education
Read More


SampleBench Automation

For measuring free radical oxidation and shelf life in food products, Bruker has developed a solution that includes microESR with automation and SampleBench user friendly software. The combined system and SOP provide an easy workflow for measuring oxidation profiles in food samples.

SampleBench Automation

SampleBench Automation for microESR brochure


Service & Life Cycle Support for Magnetic Resonance and Preclinical Imaging

Bruker’s commitment to provide customers with unparalleled help throughout the buying cycle, from initial inquiry to evaluation, installation, and the lifetime of the instrument is now characterized by the LabScape service concept.

LabScape Maintenance Agreements, On-Site On-Demand and Enhance Your Lab are designed to offer a new approach to maintenance and service for the modern laboratory