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Microwave digestion

Quality Analysis Starts with Reliable Sample Preparation

Accurate analytical results begin with complete and reproducible sample preparation. Without confidence in the digestion step, there can be no confidence in downstream metal analysis. Complete digestion is essential to ensure precise elemental determination.


Since 1988, Milestone has set the benchmark in microwave digestion technology, delivering unmatched throughput, safety, and performance. Decades of innovation have resulted in intelligent, high-powered systems designed to meet a wide range of laboratory applications.


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EasyFILL – Automatic Acid Dosing Station

 Safer, Reproducible Sample Preparation

EasyFILL integrates seamlessly into microwave digestion workflows and automates acid dispensing with high precision.


  • Minimizes operator exposure to hazardous acids
  • Ensures consistent, reproducible dosing
  • Improves lab productivity
  • Enhances safety during sample preparation

Contact us to discover how EasyFILL can optimize your digestion workflow.


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ultraWAVE 3 – Next Generation SRC Technology

Accelerate Your Elemental Analysis Workflow

ultraWAVE 3 leverages advanced Single Reaction Chamber (SRC) technology to achieve higher temperatures and pressures for superior digestion efficiency.


  • Simultaneous digestion of any sample type
  • Reduced handling and cleaning steps
  • Shorter turnaround times
  • Increased laboratory efficiency


Contact our expert                   Learn more

Milestone ethos up microwave digestion

ETHOS™ UP – High-Performance Microwave Digestion

Designed for both routine and complex applications:


  • High-throughput rotor-based digestion
  • EasyCONTROL software for simplified method development
  • Stainless steel construction with patented vent-and-reseal safety technology
  • Web-based resource center with remote instrument control


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Milestone ethos easy microwave digestion

ETHOS™ EASY – Advanced Microwave Digestion

Optimized for productivity and operational safety:

  • High-capacity rotors
  • Streamlined method development with EasyCONTROL
  • Robust stainless steel construction
  • Online support and knowledge platform


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Milestone ethos lean microwave digestion

ETHOS™ LEAN – Compact & Efficient

Ideal for laboratories requiring performance in a smaller footprint:

  • Stainless steel cavity with corrosion-resistant coating
  • Compact, economical design
  • Built-in methods and intuitive interface
  • Advanced reaction control for reliable digestion


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milestone ultrawave microwave digestion

ULTRAWAVE – A Game Changer in Digestion

  • Eliminates vessel opening and closing
  • Processes up to 30 samples in 45 minutes
  • No batching required – mixed matrices simultaneously
  • Lower operating costs with disposable glass vials
  • Minimal method development

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milestone ultraclave microwave digestion

ULTRACLAVE – Scaled-Up SRC Technology

Designed for maximum throughput:

  • Racks for 6 to 77 sample containers (glass, quartz, TFM)
  • One method for all sample types
  • No batching required
  • Long-term savings through reduced acid use and consumables

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UltraWAVE ECR upgrade - Microwave Digestion System
MILESTONE

UltraWAVE ECR upgrade - Microwave Digestion System

Reference : MIL-MCLA1001

SRC Technology

The ultraWAVE ECR is based on the SRC (Single Reaction Chamber technology), invented by Milestone several years ago (Patents pending).
SRC technology achieves extraordinary performance capabilities combining microwave heating with a high-pressure reactor which acts simultaneously as microwave cavity and vessel.
The ultraWAVE chamber is sealed, pressurized, heated, cooled, vented, and opened via a dedicated touch-screen control terminal.
Loading a rack of samples into the chamber is the only manual operation in an otherwise fully automated process of microwave-assisted sample preparation.
The outer surfaces of the vessel remain at room temperature throughout the entire microwave heating cycle.
 
As a result, the ultraWAVE is dramatically less labor intensive and easier to use compared to conventional microwave digestion systems.
- High performance. The highest temperatures & pressure capabilities and the fastest cooling time.
- Increased throughput. Double throughput of traditional microwave acid digestion instruments.
- No batching required. Simultaneous digestion of any sample type combination.
- Extra Corrosive Resistance. Use large amounts of HCl in open vessels without risk of corrosion!
- Ease of use. Cleaning of digestion vials is not necessary. No vessel assembly/disassembly.
- Expertise and Support. 30-years experience at your lab with the Milestone Connect.
- Compliance. USP 232/233 Chapters, ICH Q3D Guidelines and FDA regulation 21 CFR part 11.

Ethos EASY - Advanced Microwave Digestion System
MILESTONE
Ethos EASY - Advanced Microwave Digestion System
Reference : MIL-49030
How EASY can microwave sample preparation become?

The range of sample types requesting microwave digester and analysis for trace metals has grown significantly in recent years.
At the same time, sample workloads have increased, and turnaround time reduced.
In addition, the development of collision cell ICP-MS has widened its applicability to more complex sample types placing additional demands on microwave acid digestion: its lower detection limits and fast analysis time require lower blank contribution and higher throughput in sample preparation techniques.
In response to these demands, Milestone has developed the new microwave digestion oven ETHOS EASY, specifically designed for closed vessel microwave acid digestion, with full control of all reaction parameters.
- Safety by design. Best microwave hardware, temperature and pressure sensors
- Ease of use and control. easyTEMP temperature control and advanced rotor technology
- Performance and throughput. EasyCONTROL operating software
- Know-How and Support. 30-years experience at your lab with the Milestone Connect
- Flexibility. Rotor-based digestion system for hundreds of applications.
Ethos UP - High Performance Microwave Digestion System
MILESTONE
Ethos UP - High Performance Microwave Digestion System
Reference : MIL-49010

Productivity UP
Simplicity UP
Safety UP


The ETHOS UP fully embodies Milestone’s philosophy in microwave sample preparation!
Specifically designed for closed vessel microwave acid digestion, it offers productivity, safety, ease of use, connectivity, expertise and application flexibility.
Featuring a comprehensive choice of accessories, ETHOS UP microwave digestion system encompasses Milestone’s visionary concept of “Total Microwave Sample Preparation” offering a complete first-class solution for microwave solvent extraction, high-temperature fusion, vacuum evaporation and even organic and inorganic synthesis or protein hydrolysis.
- Safety and reliability. Best microwave hardware, temperature and pressure sensors
- Performance and throughput. easyTEMP temperature control and advanced rotor technology
- Ease of use and control. EasyCONTROL operating software
- Expertise and know-how. 30-years experience at your lab with the Milestone Connect
- Flexibility. Rotor-based digestion system for hundreds of applications.

UltraWAVE ECR upgrade - Microwave Digestion System
MILESTONE
UltraWAVE ECR upgrade - Microwave Digestion System
Reference : MIL-MCLA1001

SRC Technology

The ultraWAVE ECR is based on the SRC (Single Reaction Chamber technology), invented by Milestone several years ago (Patents pending).
SRC technology achieves extraordinary performance capabilities combining microwave heating with a high-pressure reactor which acts simultaneously as microwave cavity and vessel.
The ultraWAVE chamber is sealed, pressurized, heated, cooled, vented, and opened via a dedicated touch-screen control terminal.
Loading a rack of samples into the chamber is the only manual operation in an otherwise fully automated process of microwave-assisted sample preparation.
The outer surfaces of the vessel remain at room temperature throughout the entire microwave heating cycle.
 
As a result, the ultraWAVE is dramatically less labor intensive and easier to use compared to conventional microwave digestion systems.
- High performance. The highest temperatures & pressure capabilities and the fastest cooling time.
- Increased throughput. Double throughput of traditional microwave acid digestion instruments.
- No batching required. Simultaneous digestion of any sample type combination.
- Extra Corrosive Resistance. Use large amounts of HCl in open vessels without risk of corrosion!
- Ease of use. Cleaning of digestion vials is not necessary. No vessel assembly/disassembly.
- Expertise and Support. 30-years experience at your lab with the Milestone Connect.
- Compliance. USP 232/233 Chapters, ICH Q3D Guidelines and FDA regulation 21 CFR part 11.

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