User Documentation

These documents will give you all the information you need to keep your ETHOS LEAN operating efficiently.
With regular service, calibration and proactive maintenance you can optimize production efficiency and significantly extend the useful life of your Milestone instrument and accessories, a source of significant savings in the long term.
If you need any assistance from us, dont’ hesitate to contact us and we will find the right solution for your needs. We can schedule and design a dedicated training agenda.


We invite you to carefully read this user manual and to keep it in reach for convenient and fast consulting. The person who will be using this unit should have received an appropriate training from a Milestone trained technician. For any possible clarification or any request for assistance please contact either our Representative in your country.

Tips and Techniques

This document provides an overview of the most important parameters to set during a digestion with ETHOS LEAN; it includes: rotor components, microwave programs, cleaning procedures and quick operating tips. The tips and techniques have been divided in two main categories:
  1. Applications
  2. Cleaning/maintenance

Application guidelines

ETHOS allows to digest a wide range of samples. These guidelines will give you suggestion on how to develop a suitable microwave digestion method for your samples. These are only guidelines, in case you need further information, please contact your application specialist.

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